April weather forecast
Danbury, CT

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Weather in April

April brings a welcome relief from the winter chill, breathing new life into Danbury. The city experiences less snow and more rain, heralding the true arrival of spring. Increased sunshine hours coupled with longer daylight periods make outdoor activities enjoyable. The wind turns milder, blowing away the last traces of icy winter. Gradually, the pleasant spring weather in Danbury opens the doors to warmer days in May.

Temperature

As March gives way to April, the average high-temperature in Danbury displays an increase, moving from a frosty 44.1°F (6.7°C) to a refreshing 56.1°F (13.4°C). Throughout April nights, Danbury experiences a consistent temperature average of 40.5°F (4.7°C).

Humidity

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

Rainfall

In Danbury, in April, it is raining for 11.3 days, with typically 0.98" (25mm) of accumulated precipitation. Throughout the year, in Danbury, Connecticut, there are 123.7 rainfall days, and 11.65" (296mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. April is the last month it regularly snows in Danbury. During 0.7 snowfall days, in April, Danbury aggregates 0.12" (3mm) of snow. In Danbury, during the entire year, snow falls for 20.5 days and aggregates up to 2.68" (68mm) of snow.

Daylight

In April, the average length of the day in Danbury is 13h and 21min.
On the first day of the month, sunrise is at 6:35 am and sunset at 7:19 pm. On the last day of April, sunrise is at 5:51 am and sunset at 7:50 pm EDT.

Sunshine

In April, the average sunshine is 8.2h.

UV index

In Danbury, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 3 during April translates into the following guidance:
Undertake precautions - Obligation exists to protect against skin and eye damage. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Frequently asked questions

What are April temperatures in Danbury?

The high-temperature, in April, in Danbury, is 56.1°F (13.4°C), while the low-temperature averages to 40.5°F (4.7°C).

What is the least humid month in Danbury?

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

What is the average humidity in April in Danbury?

The average relative humidity in April in Danbury, Connecticut, is 72%.

How much does it rain in Danbury in April?

In Danbury, Connecticut, during April, the rain falls for 11.3 days and regularly aggregates up to 0.98" (25mm) of precipitation.

What is the last month it snows in Danbury?

April is the last month it regularly snows in Danbury. During 0.7 snowfall days, in April, Danbury aggregates 0.12" (3mm) of snow.

How many hours of daylight does Danbury have in April?

In Danbury, Connecticut, the average day length in April is 13h and 21min.

When is the sunrise / sunset in April in Danbury?

In April, on the first day of the month, sunrise is at 6:35 am and sunset at 7:19 pm. On the last day of the month, in Danbury, sunrise is at 5:51 am and sunset at 7:50 pm EDT.

How many hours of sunshine does Danbury have in April?

In April, the average sunshine duration is 8.2h.

What is the UV index intensity in April in Danbury?

In April, the average daily maximum UV index in Danbury is 3. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Danbury, CT

Average temperature in April - Danbury, CT
  • Average high temperature in April: 56.1°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in April: 40.5°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

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Average pressure in April
Danbury, CT

Average pressure in April - Danbury, CT
  • Average pressure in April: 29.98"Hg

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 in April
Danbury, CT

Average wind speed in April - Danbury, CT
  • Average wind speed in April: 7.8mph

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 in April
Danbury, CT

Average humidity in April - Danbury, CT
  • Average humidity in April: 72%

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 in April
Danbury, CT

Average rainfall in April - Danbury, CT
  • Average rainfall in April: 0.98"

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 in April
Danbury, CT

Average rainfall days in April - Danbury, CT
  • Average rainfall days in April: 11.3 days

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 in April
Danbury, CT

Average snowfall in April - Danbury, CT
  • Average snowfall in April: 0.12"

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 in April
Danbury, CT

Average snowfall days in April - Danbury, CT
  • Average snowfall days in April: 0.7 days

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 in April /
Average sunshine in April
Danbury, CT

Average daylight in April / Average sunshine in April - Danbury, CT
  • Average daylight in April: 13h and 2min

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).

  • Average sunshine in April: 8h and 1min

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 30min).

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Average sunshine days in April
Danbury, CT

Average sunshine days in April - Danbury, CT
  • Average sunshine days in April: 16.1 days

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 UV index in April
Danbury, CT

Average UV index in April - Danbury, CT
  • Average UV index in April: 3

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in April
Danbury, CT

Average cloud cover in April - Danbury, CT
  • Average cloud cover in April: 46

The months with the most cloud cover are February, March and December (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in April
Danbury, CT

Average visibility in April - Danbury, CT
  • Average visibility in April: 6mi

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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Danbury, Connecticut, USA

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