April weather forecast
Columbia, CT

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Weather in April

April in Columbia, Connecticut, is a mild spring month, with an average temperature varying between 39.6°F (4.2°C) and 55.9°F (13.3°C).

Temperature

Columbia in April experiences an increase in the average high-temperature, moving from March's chilly 43.7°F (6.5°C) to a mild 55.9°F (13.3°C). Throughout April, Columbia witnesses a nighttime temperature average of 39.6°F (4.2°C).

Humidity

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

Rainfall

In Columbia, during April, the rain falls for 15.5 days and regularly aggregates up to 3.15" (80mm) of precipitation. In Columbia, during the entire year, the rain falls for 164.2 days and collects up to 33.74" (857mm) of precipitation.

Snowfall

Months with snowfall in Columbia are January through May, November and December. In Columbia, Connecticut, in April, snow falls for 0.9 days, with typically accumulated 0.31" (8mm) of snow. In Columbia, during the entire year, snow falls for 31.6 days and aggregates up to 15.98" (406mm) of snow.

Daylight

The average length of the day in April in Columbia is 13h and 22min.
On the first day of the month, sunrise is at 6:30 am and sunset at 7:15 pm. On the last day of April, sunrise is at 5:45 am and sunset at 7:46 pm EDT.

Sunshine

In Columbia, the average sunshine in April is 8.2h.

UV index

In Columbia, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In April, a daily maximum UV index of 3 leads to the following instructions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

What is the usual temperature for Columbia in April?

An average high-temperature, in April, in Columbia, is 55.9°F (13.3°C) and the average low-temperature is 39.6°F (4.2°C).

What is the least humid month in Columbia?

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

What is the average humidity in April in Columbia?

In Columbia, Connecticut, the average relative humidity in April is 72%.

How many days does it rain in April in Columbia?

In Columbia, in April, it is raining for 15.5 days, with typically 3.15" (80mm) of accumulated precipitation.

How much does it snow in Columbia in April?

In Columbia, Connecticut, in April, during 0.9 snowfall days, 0.31" (8mm) of snow is typically accumulated.

What is the average length of the day in April in Columbia?

In April, the average day length in Columbia is 13h and 22min.

When are sunrise and sunset in April in Columbia?

On the first day of April in Columbia, sunrise is at 6:30 am and sunset at 7:15 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 7:46 pm EDT.

How long on average sun shines in April in Columbia?

In April, the average sunshine duration is 8.2h.

How high is the UV index in April in Columbia?

The average daily maximum UV index in April in Columbia is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Columbia, CT

Average temperature in April - Columbia, CT
  • Average high temperature in April: 55.9°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in April: 39.6°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in April
Columbia, CT

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

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in April
Columbia, CT

Average wind speed in April - Columbia, CT
  • Average wind speed in April: 8.3mph

The windiest months (with the highest average wind speed) are January and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in April
Columbia, CT

Average humidity in April - Columbia, 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
Columbia, CT

Average rainfall in April - Columbia, CT
  • Average rainfall in April: 3.15"

The wettest month (with the highest rainfall) is December (3.46").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days in April
Columbia, CT

Average rainfall days in April - Columbia, CT
  • Average rainfall days in April: 15.5 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (9.1 days).

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Average snowfall in April
Columbia, CT

Average snowfall in April - Columbia, CT
  • Average snowfall in April: 0.31"

The month with the highest snowfall is March (4.41").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in April
Columbia, CT

Average snowfall days in April - Columbia, CT
  • Average snowfall days in April: 0.9 days

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in April /
Average sunshine in April
Columbia, CT

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in April: 8h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

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Average sunshine days in April
Columbia, CT

Average sunshine days in April - Columbia, CT
  • Average sunshine days in April: 12.6 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (10.8 days).

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Average UV index in April
Columbia, CT

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

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 cloud cover in April
Columbia, CT

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

The months with the most cloud cover are February, March, May and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in April
Columbia, CT

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

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

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Columbia, Connecticut, USA

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