Climate and monthly weather forecast
Danbury, CT

Weather in January

January, the same as December, is another cold winter month in Danbury, Connecticut, with temperature in the range of an average low of 22.6°F (-5.2°C) and an average high of 33.4°F (0.8°C). With an average high-temperature of 33.4°F (0.8°C) and an average low-temperature of 22.6°F (-5.2°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Danbury, Connecticut, with an average temperature fluctuating between 36.5°F (2.5°C) and 23.4°F (-4.8°C). In February, the average high-temperature is practically the same as in January - a still cold 36.5°F (2.5°C). Weather in February »

Weather in March

March, the first month of the spring in Danbury, is a frosty month, with temperature in the range of an average high of 44.1°F (6.7°C) and an average low of 30.7°F (-0.7°C). In March, the average high-temperature marginally rises from a cold 36.5°F (2.5°C) in February to a frosty 44.1°F (6.7°C). Weather in March »

Weather in April

April in Danbury, Connecticut, is a mild spring month, with an average temperature ranging between max 56.1°F (13.4°C) and min 40.5°F (4.7°C). In April, the average high-temperature increases from a chilly 44.1°F (6.7°C) in March to a mild 56.1°F (13.4°C). Weather in April »

Weather in May

May, the last month of the spring in Danbury, is a comfortable month, with temperature in the range of an average high of 67.6°F (19.8°C) and an average low of 50°F (10°C). In May, the average high-temperature increases from a moderate 56.1°F (13.4°C) in April to a comfortable 67.6°F (19.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Danbury, Connecticut, with an average temperature varying between 57.7°F (14.3°C) and 75.6°F (24.2°C). In June, the average high-temperature slightly increases from a comfortable 67.6°F (19.8°C) in May to a warm 75.6°F (24.2°C). Weather in June »

Weather in July

July, like June, in Danbury, Connecticut, is another warm summer month, with an average temperature fluctuating between 82°F (27.8°C) and 64.2°F (17.9°C). The warmest month is July, with an average high-temperature of 82°F (27.8°C) and an average low-temperature of 64.2°F (17.9°C). The average heat index in July is calculated to be a hot 88°F (31.1°C). Weather in July »

Weather in August

August, the last month of the summer in Danbury, is also a moderately hot month, with an average temperature varying between 62.8°F (17.1°C) and 80.2°F (26.8°C). In August, the average high-temperature is practically the same as in July - a still moderately hot 80.2°F (26.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Danbury, Connecticut, with temperature in the range of an average low of 56.5°F (13.6°C) and an average high of 73°F (22.8°C). In September, the average high-temperature marginally drops from a warm 80.2°F (26.8°C) in August to a pleasant 73°F (22.8°C). Weather in September »

Weather in October

October, like September, in Danbury, Connecticut, is another comfortable autumn month, with an average temperature varying between 61.2°F (16.2°C) and 47.3°F (8.5°C). In October, the average high-temperature drops from an agreeable 73°F (22.8°C) in September to an enjoyable 61.2°F (16.2°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Danbury, Connecticut, with an average temperature varying between 36.5°F (2.5°C) and 48.7°F (9.3°C). In November, the average high-temperature drops from an enjoyable 61.2°F (16.2°C) in October to a frosty 48.7°F (9.3°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Danbury, Connecticut, with an average temperature fluctuating between 39.6°F (4.2°C) and 29.3°F (-1.5°C). In Danbury, the average high-temperature in December drops from a chilly 48.7°F (9.3°C) in November to a wintry 39.6°F (4.2°C). Weather in December »
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FAQ

What is the coldest month in Danbury?

The coldest month is January, with an average high-temperature of 33.4°F (0.8°C) and an average low-temperature of 22.6°F (-5.2°C).

What is the driest month in Danbury?

The months with the least rainfall in Danbury are January and February Rain falls for 5.5 days and accumulates 0.55" (14mm) of rain.

How many days does it rain in Danbury?

Throughout the year, in Danbury, there are 123.7 rainfall days, and 11.65" (296mm) of precipitation is accumulated.

When does it snow in Danbury?

Months with snowfall in Danbury, Connecticut, are January through April, October through December.

What is the snowiest month in Danbury?

The months with the most snowfall in Danbury are January and February, with an average 0.75" (19mm) of accumulated snow.

How much does it snow in Danbury?

Throughout the year, in Danbury, Connecticut, there are 20.5 snowfall days, and 2.68" (68mm) of snow is accumulated.

What are the most humid months in Danbury?

The months with the highest humidity in Danbury are February and October, with an average relative humidity of 79%.

What is the month with the least sunshine in Danbury?

The month with the least sunshine in Danbury, Connecticut, is February, with an average of 4.5h of sunshine.

When is Daylight Saving Time (DST) in Danbury?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Danbury, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month in Danbury?

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

When it does not snow in Danbury?

May through September are months without snowfall in Danbury.

When are the longest days in Danbury?

The month with the longest days in Danbury is June, with an average of 15h and 7min of daylight.

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

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

What is the warmest month in Danbury?

The warmest month in Danbury is July, with an average high-temperature of 82°F (27.8°C) and an average low-temperature of 64.2°F (17.9°C).

What is the wettest month in Danbury?

July is the month with the most rainfall in Danbury, Connecticut. Rain falls for 14.4 days and accumulates 1.57" (40mm) of precipitation.

What are the months with the most sunshine in Danbury?

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

What is the month with the shortest days in Danbury?

December has the shortest days of the year in Danbury, Connecticut, with an average of 9h and 14min of daylight.

When is the lowest UV index in Danbury?

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

Average pressure
Danbury, CT

Average pressure - Danbury, 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
Danbury, CT

Average wind speed - Danbury, CT

The windiest months (with the highest average wind speed) are January and March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity
Danbury, CT

Average humidity - Danbury, CT

The months with the highest relative humidity are February and October (79%).
The month with the lowest relative humidity is April (72%).

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Average rainfall
Danbury, CT

Average rainfall - Danbury, CT

The wettest month (with the highest rainfall) is July (1.57").
The driest months (with the least rainfall) are January and February (0.55").

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Average rainfall days
Danbury, CT

Average rainfall days - Danbury, CT

The month with the highest number of rainy days is July (14.4 days).
The month with the least rainy days is January (5.5 days).

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Average snowfall
Danbury, CT

Average snowfall - Danbury, CT

The months with the highest snowfall are January and February (0.75").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Danbury, CT

Average snowfall days - Danbury, CT

The month with the highest number of snowfall days is February (5.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Danbury, CT

Average daylight / Average sunshine - Danbury, CT

The month with the longest days is June (Average daylight: 15h and 7min).
The month with the shortest days is December (Average daylight: 9h and 14min).

The months with the most sunshine are July and August (Average sunshine: 10.2h).
The month with the least sunshine is February (Average sunshine: 4.5h).

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Average sunshine days
Danbury, CT

Average sunshine days - Danbury, CT

The month with the most sunshine days is January (22.5 days).
The month with the least sunshine days is June (13.3 days).

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Average visibility
Danbury, CT

Average visibility - Danbury, CT

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

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