Climate and monthly weather forecast
Wilmington, VT

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The climate of Wilmington

Situated in Vermont, USA, Wilmington sits within the Dfb - Humid Continental climate zone according to the Köppen climate classification. This classification signifies a humid climate, marked by no dry season and a warm summer.

Across the year, Wilmington witnesses a significant fluctuation in various weather parameters. Temperatures demonstrate a steep variation from the peak of 77.2°F (25.1°C) in July to the depth of 13.6°F (-10.2°C) in January. Rainfall is experienced throughout the year but varies from a maximum of 2.52" (64mm) in October to a minimum of 1.65" (42mm) in March.

The distinctive characteristic of Wilmington’s climate is the substantial snowfall during winter months. Snowfall peaks reaching 9.41" (239mm) in February, with snowfall occurring on average, for 10 to 13 days from December to March. In contrast, the snow-free period spans from May till September.

Wilmington's daylight hours vary from the shortest of 9.1 hours in December to the longest of 15.3 hours in June. The average hours of sunshine range from 8 to 9.8 hours during the sunny months from May to August, reducing to 4 hours during the lower light months of December and January.

The best time to visit Wilmington

Broadly, the ideal period for visiting Wilmington would arguably be between May and September. This interval allows visitors to bask in the enjoyable warmth of temperatures hovering around 64°F (17.8°C) to 77.2°F (25.1°C). Daylight hours during this period stretch from 13.4 to 15.3 hours, while sunshine hours peak at 9.8 hours in July.

Additionally, rainfall is fairly evenly distributed, ensuring a humid climate without the extremity of monsoons. This period also coincides with the absence of snowfall, making travel and outdoor activities more accessible and enjoyable.

The worst time to visit Wilmington

On the other hand, visiting Wilmington between December and February may prove challenging. This period experiences the lowest temperatures, plummetting down to 13.6°F (-10.2°C) in January. Notably, snowfall is relatively high, reaching 9.41" (239mm) in February. The roads can become challenging to navigate and outdoor activities may be obstructed due to the cold weather.

Spring weather in Wilmington

From March to May, Wilmington transitions from a chilly winter to a warmer climate. Temperatures in spring oscillate between 28.8°F (-1.8°C) in March to 64°F (17.8°C) in May. Rainfall increases steadily from 1.65" (42mm) in March to 2.36" (60mm) in May. While March still witnesses some snowfall, by April the snow transitions to traces and swims into oblivion by May.

Summer weather in Wilmington

Summer in Wilmington spans from June to August with temperatures soaring from 71.1°F (21.7°C) to 77.2°F (25.1°C). These months are characterized by the longest daylight hours, from 14.7 to 15.3 hours, complemented by high sunshine hours spanning from 8.8 to 9.8 hours. Rainfall varies from 2.24" (57mm) in June to 2.44" (62mm) in July.

Autumn weather in Wilmington

Autumn in Wilmington is from September to November with temperatures sliding from 68°F (20°C) to 41.9°F (5.5°C) across these months. Daylight hours noticeably reduce from 12.5 to 9.8 hours, and rainfall peaks at 2.52" (64mm) in October. Snowfall returns in November, making the landscape a picturesque white.

Winter weather in Wilmington

Winter in Wilmington sets in from December and continues through February. The average winter temperatures range from 31.3°F (-0.4°C) in December to 13.6°F (-10.2°C) in January. Snowfall is prominent during these months, contributing to the overall cold and frosty conditions. Despite the drop in temperatures, the dazzling winter sun shines for around 4 hours per day.

Weather in January

Moving into the heart of winter, the weather in Wilmington, Vermont, continues to drop down into colder realms. This month showcases a substantial amount of snowfall, with a wintry accumulation up to 6.77" (172mm). The frigid temperature coupled with high relative humidity paints a picture of a white, frost-laden landscape. Weather in January »

Weather in February

February carries along the winter chill from January, but with a slightly relaxed grip. An uptick in the volume of snowfall is observed this month, depositing up to 9.41" (239mm) on the ground. However, the lake-effect snow ceases to be a significant threat, reducing snow-related disruptions. Weather in February »

Weather in March

The arrival of March in Wilmington, Vermont, signals a subtle but noticeable shift towards spring. The weather starts warming, transforming the abating snowfall into more rain. This reduction in cold intensity eases life for the residents who are looking forward to the warmer months ahead. Weather in March »

Weather in April

In Wilmington, Vermont, the April weather sees a substantial climb in the average temperatures. Rainfall takes center stage with more precipitation as 2.28" (58mm) of rain replace the dwindling snowfall. With spring taking hold, the landscape changes dramatically from white snow layers to fresh green vegetation. Weather in April »

Weather in May

May in Wilmington, Vermont, heralds the advent of warmer weather, with a palpable rise in temperatures. Compared to the preceding month, rainfall amounts sees a slight uptick, witnessing 2.36" (60mm) of precipitation. The shift towards humidity is discernible but does not detract from the general pleasantness of the month. Weather in May »

Weather in June

June provides the first real taste of summer heat in Wilmington, Vermont. This month marks a transition from pleasant spring showers to the hotter days with an average of 2.24" (57mm) of rainfall. The weather quickly scales up, preparing for the hottest months of the year lying ahead. Weather in June »

Weather in July

July roars in with the peak of summer in Wilmington, Vermont, offering warm temperatures and longer days. The mercury soars to a high of up to 77.2°F (25.1°C), marking it as the hottest month of the year. The high humidity creates the classic sticky summer feeling, prompting locals to soar up the air conditioning. Weather in July »

Weather in August

As the end of summer approaches with the arrival of August in Wilmington, Vermont, there is a slight dip in temperature from the peak heat in July. Precipitation recedes from the previous month's peak, recording 2.13" (54mm) of rainfall. Weather in August »

Weather in September

September in Wilmington, Vermont, sees the weather beginning to cool down, with the advent of the fall season. Rainfall stays relatively modest, averaging 1.89" (48mm), as the wet summer transitions into a drier autumn. This period is characterized by a mild, temperate climate, offering a pleasing pause before the frost sets in. Weather in September »

Weather in October

October weather in Wilmington, Vermont, brings in a chill in the air as temperatures start falling. Compared to the preceding month, the city records the highest rainfall amounting up to 2.52" (64mm). The humidity remains consistent, adding a dampness to the cool air. Weather in October »

Weather in November

In Wilmington, Vermont, November stands as a threshold between the fall and winter seasons. A considerable drop in temperature is observed, enforcing a firm departure from the mild fall climate. The first signs of snow can be seen with an accumulation of 4.65" (118mm). Weather in November »

Weather in December

December announces the arrival of winter in full swing in Wilmington, Vermont. A substantial amount of snowfall blankets the city, with approximately 5.91" (150mm) of snow covering the ground. The dropping temperature and icy breezes solidify the winter atmosphere. Weather in December »
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Frequently asked questions

What part of the year is the coldest in Wilmington?

Wilmington's January weather reaches an average high of 25.7°F (-3.5°C) and an average low of 13.6°F (-10.2°C), making it the coldest month.

How much does it rain in Wilmington?

In Wilmington, Vermont, during the entire year, the rain falls for 143.7 days and collects up to 25.75" (654mm) of precipitation.

When does it snow in Wilmington?

Months with snowfall in Wilmington, Vermont, are January through May, October through December.

How much does it snow in Wilmington?

In Wilmington, Vermont, during the entire year, snow falls for 60.7 days and aggregates up to 37.68" (957mm) of snow.

What is the most humid month in Wilmington?

February is the most humid month, with an average relative humidity of 87%.

What is the snowiest month in Wilmington?

The month with the most snowfall in Wilmington, Vermont, is February, when snow falls for 12.8 days and typically aggregates up to 9.41" (239mm) of snow.

What is the month with the least sunshine in Wilmington?

February has the least sunshine of the year, with an average of 3.6h of sunshine.

What is the month with the lowest UV index in Wilmington?

February and December, with an average maximum UV index of 1, are months with the lowest UV index in Wilmington, Vermont.

What is the driest month in Wilmington?

The month with the least rainfall in Wilmington, Vermont, is March, when the rain falls for 9.2 days and typically collects 1.65" (42mm) of precipitation.

When is Daylight Saving Time (DST) in Wilmington?

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

April is the least humid month in Wilmington, with an average relative humidity of 77%.

When it does not snow in Wilmington?

In Wilmington, snow does not fall in June through September.

When are the longest days in Wilmington?

June has the longest days of the year in Wilmington, Vermont, with an average of 15h and 18min of daylight.

When is the highest UV index in Wilmington?

The months with the highest UV index are June through August, with an average maximum UV index of 5.

What time of the year is the hottest in Wilmington?

July, recognised by an average high temperature of 77.2°F (25.1°C) and a low of 57.6°F (14.2°C), is Wilmington's warmest month.

What month has the most sunshine in Wilmington?

The month with the most sunshine in Wilmington, Vermont, is July, with an average of 9.8h of sunshine.

What is the rainiest month in Wilmington?

October is the month with the most rainfall in Wilmington. Rain falls for 14 days and accumulates 2.52" (64mm) of precipitation.

What is the month with the shortest days in Wilmington?

December has the shortest days of the year in Wilmington, with an average of 9h and 6min of daylight.

Average temperature
Wilmington, VT

Average temperature - Wilmington, VT

The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (25.7°F).

The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).

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Average pressure
Wilmington, VT

Average pressure - Wilmington, VT

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed
Wilmington, VT

Average wind speed - Wilmington, VT

The windiest months (with the highest average wind speed) are January and February (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average rainfall
Wilmington, VT

Average rainfall - Wilmington, VT

The wettest month (with the highest rainfall) is October (2.52").
The driest month (with the least rainfall) is March (1.65").

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Average rainfall days
Wilmington, VT

Average rainfall days - Wilmington, VT

The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is February (5.6 days).

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Average snowfall
Wilmington, VT

Average snowfall - Wilmington, VT

The month with the highest snowfall is February (9.41").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Wilmington, VT

Average snowfall days - Wilmington, VT

The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Wilmington, VT

Average daylight / Average sunshine - Wilmington, VT

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

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

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Average sunshine days
Wilmington, VT

Average sunshine days - Wilmington, VT

The month with the most sunshine days is November (17.5 days).
The months with the least sunshine days are June and July (11.7 days).

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Average UV index
Wilmington, VT

Average UV index - Wilmington, VT

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).

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Average visibility
Wilmington, VT

Average visibility - Wilmington, VT

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).

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Wilmington, Vermont, USA

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