Climate and monthly weather forecast
Durham, CT

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Weather in January

January, like December, in Durham, Connecticut, is another cold winter month, with an average temperature varying between 34°F (1.1°C) and 22.3°F (-5.4°C). January brings the lowest temperatures, with an average high of 34°F (1.1°C) and an average low of 22.3°F (-5.4°C). Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Durham, Connecticut, with temperature in the range of an average high of 37°F (2.8°C) and an average low of 23°F (-5°C). At the start of February, Durham's average high-temperature reaches a still cold 37°F (2.8°C), subtly different from the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Durham, Connecticut, with an average temperature varying between 30.6°F (-0.8°C) and 44.6°F (7°C). Observing a slight rise in March, the average high-temperature shifts from February's icy 37°F (2.8°C) to a chilly 44.6°F (7°C). Weather in March »

Weather in April

April is a refreshing spring month in Durham, Connecticut, with an average temperature fluctuating between 40.3°F (4.6°C) and 56.8°F (13.8°C). April witnesses an increase in the average high-temperature, moving from a frosty 44.6°F (7°C) in March to a mild 56.8°F (13.8°C). Weather in April »

Weather in May

May, the last month of the spring in Durham, is a pleasant month, with temperature in the range of an average low of 49.6°F (9.8°C) and an average high of 68°F (20°C). In May, the meteorological conditions change with the average high-temperature moving from a mild 56.8°F (13.8°C) in April to an agreeable 68°F (20°C). Weather in May »

Weather in June

June, the first month of the summer in Durham, is a warm month, with temperature in the range of an average low of 57.4°F (14.1°C) and an average high of 75.7°F (24.3°C). The arrival of June introduces a minor uplift in high-temperatures, adjusting from a pleasant 68°F (20°C) in May to a warm 75.7°F (24.3°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Durham, Connecticut, with an average temperature fluctuating between 64°F (17.8°C) and 82.8°F (28.2°C). In Durham, July records the highest average temperatures, peaking at 82.8°F (28.2°C) and reaching a low of 64°F (17.8°C). During July, the heat index is computed to be a hot 89.6°F (32°C). Weather in July »

Weather in August

August, the last month of the summer in Durham, is another warm month, with temperature in the range of an average low of 63°F (17.2°C) and an average high of 80.6°F (27°C). The transition into August notes an average high-temperature of a still warm 80.6°F (27°C), revealing a mild distinction from the 82.8°F (28.2°C) in July. Weather in August »

Weather in September

September, the first month of the autumn in Durham, is also a moderately hot month, with an average temperature ranging between min 56.5°F (13.6°C) and max 73.4°F (23°C). In September, the average high-temperature marginally decreases from 80.6°F (27°C) in August to a still moderately hot 73.4°F (23°C). Weather in September »

Weather in October

October, like September, in Durham, Connecticut, is another refreshing autumn month, with an average temperature varying between 61.7°F (16.5°C) and 47.3°F (8.5°C). The transition into October involves a decrease in the average high-temperature, falling from a moderately hot 73.4°F (23°C) in September to an enjoyable 61.7°F (16.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Durham, Connecticut, with an average temperature varying between 36.9°F (2.7°C) and 49.6°F (9.8°C). The shift from October to November corresponds with a decrease in the average high-temperature, down to a chilly 49.6°F (9.8°C) from an enjoyable 61.7°F (16.5°C). Weather in November »

Weather in December

December, the first month of the winter in Durham, is also a wintry month, with an average temperature ranging between min 29.3°F (-1.5°C) and max 39.9°F (4.4°C). With the beginning of December, the average high-temperature shows a decrease, transitioning from a frosty 49.6°F (9.8°C) in November to a cold 39.9°F (4.4°C). Weather in December »
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Frequently asked questions

What is the coldest month in Durham?

Durham's temperature records reveal January as the coldest month, marked by average highs of 34°F (1.1°C) and lows of 22.3°F (-5.4°C).

How much does it rain in Durham?

In Durham, during the entire year, the rain falls for 160 days and collects up to 34.57" (878mm) of precipitation.

When does it snow in Durham?

January through May, November and December are months with snowfall in Durham.

How much does it snow in Durham?

Throughout the year, there are 31.7 snowfall days, and 17.2" (437mm) of snow is accumulated.

What is the most humid month in Durham?

With an average relative humidity of 78%, February is the most humid month in Durham, Connecticut.

What is the month with the least sunshine in Durham?

February has the least sunshine of the year, with an average of 4.6h of sunshine.

When does it snow the most in Durham?

The month with the most snowfall is March, when snow falls for 7.1 days and typically aggregates up to 4.33" (110mm) of snow.

When is Daylight Saving Time (DST) in Durham?

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

April is the least humid month in Durham, Connecticut, with an average relative humidity of 71%.

When it does not snow in Durham?

In Durham, snow does not fall in June through October.

When are the longest days in Durham?

June has the longest days of the year in Durham, with an average of 15h and 6min of daylight.

What are the months with the highest UV index in Durham?

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

What are the warmest months in Durham?

With average high temperatures of 82.8°F (28.2°C) and lows of 64°F (17.8°C), July is the warmest month in Durham.

What is the month with the most sunshine in Durham?

July and August, with an average of 10.2h of sunshine, are months with the most sunshine.

What is the driest month in Durham?

The month with the least rainfall in Durham is September, when the rain falls for 12.1 days and typically collects 1.97" (50mm) of precipitation.

What is the rainiest month in Durham?

December is the month with the most rainfall in Durham, Connecticut. Rain falls for 10.8 days and accumulates 3.74" (95mm) of precipitation.

What is the month with the shortest days in Durham?

December has the shortest days of the year in Durham, Connecticut, with an average of 9h and 12min of daylight.

When is the lowest UV index in Durham?

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

Average pressure
Durham, CT

Average pressure - Durham, 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
Durham, CT

Average wind speed - Durham, CT

The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average rainfall
Durham, CT

Average rainfall - Durham, CT

The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days
Durham, CT

Average rainfall days - Durham, CT

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall
Durham, CT

Average snowfall - Durham, CT

The month with the highest snowfall is March (4.33").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days
Durham, CT

Average snowfall days - Durham, CT

The month with the highest number of snowfall days is February (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Durham, CT

Average daylight / Average sunshine - Durham, 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 12min).

The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days
Durham, CT

Average sunshine days - Durham, CT

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is June (11.5 days).

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Average visibility
Durham, CT

Average visibility - Durham, CT

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

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Durham, Connecticut, USA

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