April weather forecast
Fort Collins, CO

A scenic residential estate in Fort Collins, Colorado
A scenic residential estate in Fort Collins, Colorado

Weather in April

April is a fresh spring month in Fort Collins, Colorado, with an average temperature varying between 54.5°F (12.5°C) and 32.9°F (0.5°C).

Temperature

In April, the average high-temperature marginally rises from a chilly 48.4°F (9.1°C) in March to a fresh 54.5°F (12.5°C). In Fort Collins, Colorado, the average low-temperature is 32.9°F (0.5°C).

Humidity

In Fort Collins, the average relative humidity in April is 55%.

Rainfall

In Fort Collins, in April, during 6.1 rainfall days, 0.75" (19mm) of precipitation is typically accumulated. In Fort Collins, during the entire year, the rain falls for 73.4 days and collects up to 7.64" (194mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. The month with the most snowfall in Fort Collins is April, when snow falls for 3.1 days and typically aggregates up to 3.27" (83mm) of snow.

Daylight

In Fort Collins, the average length of the day in April is 13h and 19min.
On the first day of April in Fort Collins, sunrise is at 6:43 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:55 pm MDT.

Sunshine

The average sunshine in April in Fort Collins is 10.6h.

UV index

In Fort Collins, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In April, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in April in Fort Collins?

In April, in Fort Collins, the average high-temperature is 54.5°F (12.5°C), and the average low-temperature is 32.9°F (0.5°C).

What is the average humidity in April in Fort Collins?

In April, the average relative humidity is 55%.

How much does it rain in Fort Collins in April?

In Fort Collins, Colorado, in April, it is raining for 6.1 days, with typically 0.75" (19mm) of accumulated precipitation.

When does it snow the most in Fort Collins?

The month with the most snowfall in Fort Collins is April, when snow falls for 3.1 days and typically aggregates up to 3.27" (83mm) of snow.

How many days does it snow in April in Fort Collins?

In Fort Collins, Colorado, in April, during 3.1 snowfall days, 3.27" (83mm) of snow is typically accumulated.

What is the average length of the day in April in Fort Collins?

In April, the average day length in Fort Collins is 13h and 19min.

When are sunrise and sunset in April in Fort Collins?

In April, on the first day of the month, sunrise is at 6:43 am and sunset at 7:24 pm. On the last day of the month, in Fort Collins, sunrise is at 5:59 am and sunset at 7:55 pm MDT.

How many hours of sunshine does Fort Collins have in April?

In April, the average sunshine duration in Fort Collins is 10.6h.

What is the UV index reading in April in Fort Collins?

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

Average temperature in April
Fort Collins, CO

Average temperature in April - Fort Collins, CO
  • Average high temperature in April: 54.5°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (36.1°F).

  • Average low temperature in April: 32.9°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is December (18.7°F).

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Average pressure in April
Fort Collins, CO

Average pressure in April - Fort Collins, CO
  • Average pressure in April: 29.91"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in April
Fort Collins, CO

Average wind speed in April - Fort Collins, CO
  • Average wind speed in April: 7.6mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in April
Fort Collins, CO

Average humidity in April - Fort Collins, CO
  • Average humidity in April: 55%

The month with the highest relative humidity is February (67%).
The months with the lowest relative humidity are June, August and September (45%).

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Average rainfall in April
Fort Collins, CO

Average rainfall in April - Fort Collins, CO
  • Average rainfall in April: 0.75"

The wettest month (with the highest rainfall) is May (1.5").
The driest month (with the least rainfall) is January (0.12").

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Average rainfall days in April
Fort Collins, CO

Average rainfall days in April - Fort Collins, CO
  • Average rainfall days in April: 6.1 days

The month with the highest number of rainy days is July (14.6 days).
The month with the least rainy days is January (1.2 days).

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Average snowfall in April
Fort Collins, CO

Average snowfall in April - Fort Collins, CO
  • Average snowfall in April: 3.27"

The month with the highest snowfall is April (3.27").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Fort Collins, CO

Average snowfall days in April - Fort Collins, CO
  • Average snowfall days in April: 3.1 days

The month with the highest number of snowfall days is February (4.3 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
Fort Collins, CO

Average daylight in April / Average sunshine in April - Fort Collins, CO
  • Average daylight in April: 13h and 19min

The month with the longest days is June (Average daylight: 15h and 2min).
The month with the shortest days is December (Average daylight: 9h and 20min).

  • Average sunshine in April: 10h and 36min

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 42min).

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Average sunshine days in April
Fort Collins, CO

Average sunshine days in April - Fort Collins, CO
  • Average sunshine days in April: 21.5 days

The months with the most sunshine days are January and December (27.5 days).
The month with the least sunshine days is July (14.9 days).

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Average UV index in April
Fort Collins, CO

Average UV index in April - Fort Collins, CO
  • Average UV index in April: 3

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in April
Fort Collins, CO

Average cloud cover in April - Fort Collins, CO
  • Average cloud cover in April: 27

The months with the most cloud cover are February, April and May (Cloud cover 27).
The month with the least cloud cover is September (Cloud cover 16).

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Average visibility in April
Fort Collins, CO

Average visibility in April - Fort Collins, CO
  • Average visibility in April: 6mi

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

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