Climate and monthly weather forecast
Branford, CT

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Snow on the rocks and a pier on the water of the famed Stony Creek in Brandford City, Connecticut
Snow on the rocks and a pier on the water of the famed Stony Creek in Brandford City, Connecticut

The climate of Branford

When considering the climate of Branford, Connecticut, USA, it falls into the Köppen climate Classification of Cfa, which signifies a humid subtropical climate without a dry season. This is primarily due to Branford's position in the Northern Hemisphere, which exposes it to a variety of atmospheric conditions.

Throughout the year, a wide range of weather conditions prevails. The yearly average high temperature ranges from 35.2°F (1.8°C) in January to a peak of 80.4°F (26.9°C) in July, whereas the average low temperature shows a similar pattern, increasing from 25.5°F (-3.6°C) in January to 67.5°F (19.7°C) in July. The tendency of temperatures to fluctuate significantly throughout the year is indicative of Branford's subtropical climate.

Precipitation, an important part of the climate, varies between 2.52 in January to a high of 3.94" (100mm) in December. Rainfall is present throughout the year without any dry period, with most months observing rainfall for around 14 to 17 days. The winter months, especially December, have higher rainfall in terms of inches, despite having fewer rainy days.

Branford is also characterised by a relatively high humidity level. Throughout the year, this value oscillates typically between 73% and 77%. Notably, peak daylight hours occur in June with 15.1 hours, whereas the least amount of daylight is visible in December, with just 9.3 hours.

The best time to visit Branford

Considering the weather parameters, the best time for a visit to Branford would be from late spring to early fall. This period, which comprises the end of May until early September, offers comfortable temperatures between 65.3°F (18.5°C) to 79.7°F (26.5°C). On the aspect of rainfall, May and June receive relatively lesser rainfall, making outdoor activities more feasible. In terms of daily sunshine, July and August offer up to 10.6 hours, and UV Index levels could rise to 6, signifying a moderate risk of harm from unprotected sun exposure.

The worst time to visit Branford

The weather conditions during the winter months, particularly from November to February, make this period the least favourable for visiting Branford. During these months, temperatures consistently drop below 50°F (10°C), with January experiencing the lowest mean temperatures of between 25.5°F (-3.6°C) to 35.2°F (1.8°C). These cold temperatures, coupled with an average snowfall of up to 3.11" (79mm) in March with precipitation days between 13 and 15.2, make outdoor activities challenging.

Spring weather in Branford

Spring in Branford stretches from March to May. During this period, the temperatures start to rise, reaching up to 65.3°F (18.5°C) in May from a low of 32.9°F (0.5°C) in March. Rainfall is relatively high during spring, especially in April, with an average of 3.15" (80mm) over 15.2 days. The climate becomes humid, and there is also a noticeable increase in daylight, reaching up to 14.5 hours in May, providing bright and longer days.

Summer weather in Branford

Between June and August, Branford experiences summertime temperatures that could get as high as 73.6°F (23.1°C) to 80.4°F (26.9°C) and lows of 59.9°F (15.5°C) to 67.5°F (19.7°C). The relative humidity during the summer period hovers around 76% to 77%. July, with an average sunshine of 10.6 hours per day and UV Index of 6, is the best time for sun-seekers.

Autumn weather in Branford

Autumn, running from September to November, brings cooler temperatures dovetailed with lesser daylight hours. September experiences an average high of 73°F (22.8°C), which gradually decreases to 50.5°F (10.3°C) by November. Rainfall appears to be high during autumn, particularly in October which receives around 3.5" (89mm) across approximately 14.6 days.

Winter weather in Branford

Branford's winter months are typically from December to February, characterised by colder temperatures and high chances of snowfall. The temperature can go as low as 25.5°F (-3.6°C) in January and reaches only up to 41.4°F (5.2°C). Despite the cold temperatures, the average relative humidity during the winter months is similar to the rest of the year, hovering around 74% to 75%. December has the highest amount of rainfall, 3.94" (100mm), and shorter daylight hours, with an average of 9.3 hours.

Weather in January

January represents the coldest month in Branford, Connecticut, with the temperature dipping to 25.5°F (-3.6°C) as the lowest average. A dusting of snow can be expected, being the onset of the year's snowfall. Frequent cloud cover, coupled with an average relative humidity of 74%, yields a predominantly chillsome atmosphere. Weather in January »

Weather in February

February weather in Branford, Connecticut, sees a slight uplift in temperature from January, though the cold persists and imposes a continual need for winter garments. Snowfall intensifies in February, averaging 2.83" (72mm) for the month, a significant jump from January. Weather in February »

Weather in March

Weather conditions in March mark the onset of spring, bringing with it a considerable rise in average temperatures, reaching up to 44.1°F (6.7°C). Snowfall remains a possibility in the early weeks of March, but sightings are generally less frequent compared to the preceding winter months. Weather in March »

Weather in April

April experiences a definitive transition into warm weather, shedding the remnants of the freezing season, with temperature averages ascending to the mid-50s°F. With this shift in temperature, previously snowy landscapes are replaced with the first signs of fresh greenery. Weather in April »

Weather in May

In May, Branford, Connecticut, fully embraces spring's warmth as the average high thermal readings push up to 65.3°F (18.5°C). The city's unique charm is rivaled only by the beaming sunshine illuminating the blossoming flora. Weather conditions can be whimsical, with scattered showers amid sunny spells producing a characteristic spring charm. Weather in May »

Weather in June

June signifies the commencement of summer in Branford, Connecticut, revealing marked changes in weather patterns. The average low temperatures inch closer to a comfortable 59.9°F (15.5°C). Lengthy sunshine-drenched days become a constant feature, and the inviting weather inspires a profusion of outdoor activities. Weather in June »

Weather in July

Basking in the glory of summer, July in Branford, Connecticut, experiences the year's highest average temperatures, peaking at 80.4°F (26.9°C). Scorching heat dominates, and weather conditions tilt towards the dry end of the spectrum. Weather in July »

Weather in August

August ushers in steady high temperatures in Branford, Connecticut, closely rivaling July's sultry conditions. The heat lingers, but late-summer indications start to materialize as daylight hours marginally decrease. The typically clear summer sky bodes well for astronomical observations, with frequently clear to partly cloudy conditions. Weather in August »

Weather in September

September marks the end of summer and the beginning of the fall season in Branford, Connecticut. As the summer heat subsides, average temperatures settle in the early 70s°F, making way for more pleasant weather conditions. The arrival of autumn announces a vibrant display of foliage, adding a distinct hue to the cityscape. Weather in September »

Weather in October

October brings along autumn in full swing in Branford, Connecticut, substantially lowering the average temperatures to 61.7°F (16.5°C). This shift in weather is marked by the outdoor scenery transforming into an array of vibrant reds, oranges and yellows. Weather in October »

Weather in November

November in Branford, Connecticut, is a tell-tale sign of the impending winter, with notable decreases in daylight hours and average temperatures. The fall foliage starts to wane, shedding the colorful leaves in favor of barren branches. Weather in November »

Weather in December

December in Branford, Connecticut, seals the year with wintry weather, showing considerable drops in temperature averages, sinking to 32.2°F (0.1°C) by month's end. The early onset of the cold season is displayed in December’s average snowfall, introducing the city to its first inches of snow. Weather in December »
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Frequently asked questions

What part of the year is the coldest in Branford?

The coldest period is January, when temperatures fluctuate between an average high of 35.2°F (1.8°C) and a low of 25.5°F (-3.6°C).

How many days does it rain in Branford?

In Branford, during the entire year, the rain falls for 167.7 days and collects up to 35.67" (906mm) of precipitation.

When does it snow in Branford?

Months with snowfall are January through May, November and December.

How much does it snow in Branford?

Throughout the year, in Branford, Connecticut, there are 26.4 snowfall days, and 10.12" (257mm) of snow is accumulated.

What are the months with the lowest UV index in Branford?

The months with the lowest UV index in Branford, Connecticut, are January through March, November and December, with an average maximum UV index of 2.

What is the month with the least sunshine in Branford?

With an average of 4.8h of sunshine, February has the least sunshine of the year in Branford, Connecticut.

What is the snowiest month in Branford?

March is the month with the most snowfall in Branford, Connecticut. Snow falls for 5.3 days and accumulates 3.11" (79mm) of snow.

When is Daylight Saving Time (DST) in Branford?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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 Branford?

April is the least humid month in Branford, with an average relative humidity of 72%.

What is the most humid month in Branford?

The most humid month in Branford, Connecticut, is June, with an average relative humidity of 77%.

When it does not snow in Branford?

June through October are months without snowfall in Branford.

When are the longest days in Branford?

With an average of 15h and 6min of daylight, June has the longest days of the year in Branford, Connecticut.

What is the month with the highest UV index in Branford?

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

What time of the year is the hottest in Branford?

July is the month when Branford experiences its warmest temperatures, averaging a high of 80.4°F (26.9°C) and a low of 67.5°F (19.7°C).

What is the month with the most sunshine in Branford?

July and August, with an average of 10.6h of sunshine, are months with the most sunshine.

What is the driest month in Branford?

September is the month with the least rainfall in Branford. Rain falls for 12.9 days and accumulates 2.09" (53mm) of precipitation.

What is the rainiest month in Branford?

December is the month with the most rainfall in Branford, Connecticut. Rain falls for 13 days and accumulates 3.94" (100mm) of precipitation.

What is the month with the shortest days in Branford?

With an average of 9h and 18min of daylight, December has the shortest days of the year.

Average temperature
Branford, CT

Average temperature - Branford, CT

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (35.2°F).

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).

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Average pressure
Branford, CT

Average pressure - Branford, 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
Branford, CT

Average wind speed - Branford, CT

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.7mph).

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Average rainfall
Branford, CT

Average rainfall - Branford, CT

The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is September (2.09").

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Average rainfall days
Branford, CT

Average rainfall days - Branford, CT

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is January (9.6 days).

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Average snowfall
Branford, CT

Average snowfall - Branford, CT

The month with the highest snowfall is March (3.11").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days
Branford, CT

Average snowfall days - Branford, CT

The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Branford, CT

Average daylight / Average sunshine - Branford, CT

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days
Branford, CT

Average sunshine days - Branford, CT

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (11.3 days).

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Average UV index
Branford, CT

Average UV index - Branford, CT

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average visibility
Branford, CT

Average visibility - Branford, CT

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

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Branford, Connecticut, USA

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