Climate and monthly weather forecast
West Hartford, CT

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The climate of West Hartford

West Hartford is under the umbrella of the Dfa zone in the Köppen climate classification, also known as a humid continental climate with no dry season and a hot summer period. West Hartford is located in the northern hemisphere, specifically in Connecticut, USA, translating to a credible display of all four seasons.

Temperature records from West Hartford exhibit a clear pattern, with January and February showing the lowest average low temperatures of 20.7°F (-6.3°C) and 21.6°F (-5.8°C) respectively. Contrastingly, July and August reign as the warmest months, with high average temperatures peaking at 82.9°F (28.3°C) and 80.8°F (27.1°C). The trend of the increasing temperature from winter to summer, and a subsequent decrease from summer to winter, is a characteristic of continental climates.

Concerning precipitation, rainfall is distributed fairly evenly throughout the year, with an average rainfall inch count ranging from 2.05" (52mm) to 3.19" (81mm). Notably, October reports the highest rainfall at 3.11" (79mm), while May sees the maximum rainfall days at 17.8. Most months record, ranging between nine and 18 rainfall days, further emphasizing the humid nature of West Hartford's weather.

West Hartford embraces all seasons, exhibiting apparent climate changes throughout the year, including snowfall. Indeed, frequent snowfall days are registered in winter months from December to February.

The best time to visit West Hartford

Taking into account the climatological variables, including temperature, rainfall, and daylight hours, May to September are considered the most inviting months to visit West Hartford. During this time, daylight hours are the longest, with peak daylight time reaching up to 15.2 hours in June. Correspondingly, the sunshine hours are also at a maximum, from 8.5 hours to 10.4 hours daily.

In addition, moderate temperatures, ranging from 56.5°F (13.6°C) to 82.9°F (28.3°C), provide comfortable conditions for various outdoor activities. While rainfall does occur, the relative frequency of rainfall days is not particularly high, signifying mostly clear weather during these months.

The worst time to visit West Hartford

December and January could be challenging months for visiting West Hartford, primarily due to their low temperatures, falling below the freezing mark with the minimum average temperature dropping to 20.7°F (-6.3°C) and 21.6°F (-5.8°C) respectively. With shorter daylight hours, 9.2 hours and 9.6 hours per day, and higher cloud coverage, the weather can be quite bleak. Moreover, these months witness a significant amount of snowfall, averaging around 3.43 and 2.44" (62mm), adding to the challenge of outdoor exploration.

Spring weather in West Hartford

Spring in West Hartford begins in March and lasts until May. Temperatures begin to rise from the winter lows, with the range going from 29.5°F (-1.4°C) to 49.5°F (9.7°C). By May, the average temperature shifts suggestively, with highs reaching 68.5°F (20.3°C). The daylight hours also start to extend, highlighting the transition from winter to summer. Spring, however, is characterized by increased precipitation with May registering the highest rainfall days, approximately 17.8 days, and a considerable amount of rain, 2.6" (66mm) on average.

Summer weather in West Hartford

June marks the advent of summer, which lasts until August. During this time, West Hartford experiences its warmest temperatures, from 76.3°F (24.6°C) to 80.8°F (27.1°C). Additionally, summers in West Hartford are quite sunny, with 15.2 average daylight hours in June, and 9.4 to 10.4 average sunshine hours. Despite the slight increase in humidity, these attributes make the summer months an enjoyable time in West Hartford.

Autumn weather in West Hartford

Transitioning away from the heat of summer, September welcomes the onset of fall. Monthly average temperatures start to fall, from 73.4°F (23°C) in September to a cooler 48.7°F (9.3°C) in November. Unlike spring, precipitation patterns are not very prominent during this period. Still, October registers the largest amount of rainfall, with an average of 3.11" (79mm) spreading out over 14.7 days.

Winter weather in West Hartford

Winter in West Hartford, beginning in December and lasting till February, is marked by its freezing temperatures and snowfall. Monthly average temperatures can go as low as 20.7°F (-6.3°C), with high temperatures rarely exceeding 38.3°F (3.5°C). Snowfall during these months can reach up to 4.8" (122mm) in February, making winter a prevalent season for snow enthusiasts. However, daylight and sunshine hours reduce, averaging between 9.2 to 10.6 hours of daylight and 4.8 to 5 hours of sunshine. This decrease in sunlight, coupled with the coldest temperatures, signifies the classic winter characteristics of West Hartford.

Weather in January

A typical start to the year in West Hartford, Connecticut, is characterized by a cool, slightly humid climate. The city faces the chill of winter, with temperatures dropping to as low as 20.7°F (-6.3°C). The days are short and dynamics between daylight and sunshine hours indicate an overcast environment. Weather in January »

Weather in February

February maintains a wintry vibe, although it is slightly warmer than January with the temperature high reaching up to 35.8°F (2.1°C). The winter sun peeks a little longer through the day when compared to the previous month. Weather in February »

Weather in March

March, a threshold between winter and spring, brings along an increase in temperatures and daylight hours. The temperature high gradually escalates from the mid-30s to 43.9°F (6.6°C). The city experiences more rainfall, with the snowfall quantity decreasing noticeably. Weather in March »

Weather in April

April witnesses a pronounced spring climate, a pleasant departure from the wintry feeling of the preceding months. A noticeable increase in temperature, going up to 56.5°F (13.6°C), brings warmth to West Hartford. Rainfall becomes a more common phenomenon, replenishing the water table and aiding springtime bloom. Weather in April »

Weather in May

May ushers in a transition phase from pleasant spring to impending summer, with the high temperature touching 68.5°F (20.3°C). Days start to lengthen, and the humidity sees a small rise compared to April. Precipitations occur dominantly as rainfall, with snow practically disappearing. Weather in May »

Weather in June

The arrival of June hails the official beginning of summer in West Hartford. The temperature climbs higher, with the average high reaching 76.3°F (24.6°C). The daylight hours extend further, allowing plenty of outdoor activities. With no signs of snow, rain showers often provide a welcome respite from the ever-increasing heat. Weather in June »

Weather in July

July, the apex of the summer season, experiences the highest temperatures of the year, hitting a blistering 82.9°F (28.3°C). The dust and moisture cause apparent haziness, reducing visibility during some parts of the day. Yet, the longer daylight duration and ample sunshine somewhat balance this out. Weather in July »

Weather in August

August bears some resemblance to July weather-wise but showcases a small dip in temperature, the highest being 80.8°F (27.1°C). The summer continues its reign with ample sunshine and elevated UV index levels. Rainfall persists, albeit in lesser quantity, and the overall atmosphere remains humid and warm. Weather in August »

Weather in September

September ushers in the start of autumn in West Hartford, reducing temperatures to an average high value of 73.4°F (23°C). The number of daylight hours starts to dwindle, giving way to longer nights. Showers continue to grace the city, ensuring a certain degree of humidity. Weather in September »

Weather in October

October, in the heart of fall, brought down the average temperature to 60.8°F (16°C). The city witnesses the shortest daylight hours since the onset of spring, even as rains continue. While the wind speed picks up slightly from September, snowfall remains notably absent. Weather in October »

Weather in November

As November rolls in, signs of winter begin to emerge distinctly with the temperature dropping to 48.7°F (9.3°C). The rainy days outnumber those of October, and the first traces of snowfall make an appearance. Daylight hours contract further, yielding to longer, chilly nights. Weather in November »

Weather in December

December, concluding the year in West Hartford, conjures a striking winter scene with temperature lows touching 27.7°F (-2.4°C). The month sees less sunlight than previous months, with shorter daylight hours and a drop in the UV Index. Weather in December »
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Frequently asked questions

What part of the year is the coldest in West Hartford?

January, recording an average high temperature of 32.7°F (0.4°C) and a low temperature of 20.7°F (-6.3°C), is West Hartford's coldest month.

How much does it rain in West Hartford?

Throughout the year, in West Hartford, there are 166.8 rainfall days, and 31.97" (812mm) of precipitation is accumulated.

When does it snow in West Hartford?

January through May, November and December are months with snowfall in West Hartford, Connecticut.

How much does it snow in West Hartford?

In West Hartford, during the entire year, snow falls for 30.2 days and aggregates up to 15.67" (398mm) of snow.

What is the most humid month in West Hartford?

The most humid month is February, with an average relative humidity of 79%.

When does it snow the most in West Hartford?

The month with the most snowfall is February, when snow falls for 8.3 days and typically aggregates up to 4.8" (122mm) of snow.

What is the month with the least sunshine in West Hartford?

The month with the least sunshine in West Hartford is February, with an average of 4.6h of sunshine.

When is Daylight Saving Time (DST) in West Hartford?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in West Hartford, Connecticut, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month in West Hartford?

April is the least humid month, with an average relative humidity of 70%.

When it does not snow in West Hartford?

June through October are months without snowfall in West Hartford.

When are the longest days in West Hartford?

June has the longest days of the year in West Hartford, with an average of 15h and 12min of daylight.

What is the month with the highest UV index in West Hartford?

The months with the highest UV index are June and July, with an average maximum UV index of 6.

What month is the hottest in West Hartford?

Temperature readings in West Hartford reach their annual highs in July, averaging 82.9°F (28.3°C) and a minimum average of 63.9°F (17.7°C).

What are the months with the most sunshine in West Hartford?

The months with the most sunshine in West Hartford are July and August, with an average of 10.4h of sunshine.

What is the driest month in West Hartford?

The month with the least rainfall is September, when the rain falls for 13.5 days and typically collects 2.05" (52mm) of precipitation.

What is the wettest month in West Hartford?

December is the month with the most rainfall. Rain falls for 11.5 days and accumulates 3.19" (81mm) of precipitation.

What is the month with the shortest days in West Hartford?

The month with the shortest days in West Hartford is December, with an average of 9h and 12min of daylight.

What is the month with the lowest UV index in West Hartford?

With an average maximum UV index of 1, December is the month with the lowest UV index in West Hartford.

Average temperature
West Hartford, CT

Average temperature - West Hartford, CT

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (32.7°F).

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure
West Hartford, CT

Average pressure - West Hartford, CT

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed
West Hartford, CT

Average wind speed - West Hartford, CT

The windiest month (with the highest average wind speed) is January (8.2mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity
West Hartford, CT

Average humidity - West Hartford, CT

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (70%).

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Average rainfall
West Hartford, CT

Average rainfall - West Hartford, CT

The wettest month (with the highest rainfall) is December (3.19").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days
West Hartford, CT

Average rainfall days - West Hartford, CT

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is January (9 days).

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Average snowfall
West Hartford, CT

Average snowfall - West Hartford, CT

The month with the highest snowfall is February (4.8").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days
West Hartford, CT

Average snowfall days - West Hartford, CT

The month with the highest number of snowfall days is February (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
West Hartford, CT

Average daylight / Average sunshine - West Hartford, CT

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days
West Hartford, CT

Average sunshine days - West Hartford, CT

The month with the most sunshine days is January (17.5 days).
The month with the least sunshine days is June (10.4 days).

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Average visibility
West Hartford, CT

Average visibility - West Hartford, CT

The months with the highest visibility are January, March, April, June, August, October, November and December (6mi).
The months with the lowest visibility are February, May, July and September (5mi).

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West Hartford, Connecticut, USA

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