April weather forecast and climate
Simla, CO

Weather in April

April is a moderate spring month in Simla, Colorado, with average temperature fluctuating between 59.5°F (15.3°C) and 38.3°F (3.5°C).

Temperature

In Simla, Colorado, the average high-temperature marginally rises, from a fresh 53.1°F (11.7°C) in March, to a mild 59.5°F (15.3°C). The average low-temperature, is 38.3°F (3.5°C).

Humidity

In April, the average relative humidity is 50%.

Rainfall

In Simla, during April, the rain falls for 7.1 days and regularly aggregates up to 0.59" (15mm) of precipitation. Throughout the year, in Simla, there are 83.6 rainfall days, and 9.41" (239mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall in Simla. In Simla, in April, snow falls for 2.1 days, with typically accumulated 1.06" (27mm) of snow. Throughout the year, there are 26.7 snowfall days, and 9.02" (229mm) of snow is accumulated.

Daylight

In Simla, the average length of the day in April is 13.3h.

Sunshine

In April, the average sunshine in Simla is 10.7h.

UV index

The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 3 in April transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in April in Simla?

In Simla, in April, the average high-temperature is 59.5°F (15.3°C), and the average low-temperature is 38.3°F (3.5°C).

What is the average humidity in April in Simla?

In Simla, the average relative humidity in April is 50%.

How many days does it rain in April in Simla?

In Simla, Colorado, in April, during 7.1 rainfall days, 0.59" (15mm) of precipitation is typically accumulated.

How many days does it snow in April in Simla?

In Simla, Colorado, during April, snow falls for 2.1 days and regularly aggregates up to 1.06" (27mm) of snow.

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

In April, the average length of the day is 13.3h.

How long on average sun shines in April in Simla?

The average sunshine in April is 10.7h.

How high is the UV index in April in Simla?

In Simla, Colorado, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV radiation.

Average temperature in April
Simla, CO

Average temperature in April - Simla, CO
  • Average high temperature in April: 59.5°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is December (39°F).

  • Average low temperature in April: 38.3°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is December (22.3°F).

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Average pressure in April
Simla, CO

Average pressure in April - Simla, CO
  • Average pressure in April: 29.87"

Months with the highest atmospheric pressure are January and December (30.09").
The month with the lowest atmospheric pressure is June (29.84").

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Average wind speed in April
Simla, CO

Average wind speed in April - Simla, CO
  • Average wind speed in April: 12.2mph

The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).

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Average humidity in April
Simla, CO

Average humidity in April - Simla, CO
  • Average humidity in April: 50%

The month with the highest relative humidity is February (63%).
Months with the lowest relative humidity are June and September (46%).

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Average rainfall in April
Simla, CO

Average rainfall in April - Simla, CO
  • Average rainfall in April: 0.59"

The wettest month (with the highest rainfall) is May (1.77").
The driest month (with the least rainfall) is December (0.2").

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Average rainfall days in April
Simla, CO

Average rainfall days in April - Simla, CO
  • Average rainfall days in April: 7.1 days

The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is November (1.7 days).

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Average snowfall in April
Simla, CO

Average snowfall in April - Simla, CO
  • Average snowfall in April: 1.06"

The month with the highest snowfall is February (1.93").
Months with the least snowfall are June, July and August (0").

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Average snowfall days in April
Simla, CO

Average snowfall days in April - Simla, CO
  • Average snowfall days in April: 2.1 days

The month with the highest number of snowfall days is February (6.1 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight in April /
Average sunshine in April
Simla, CO

Average daylight in April / Average sunshine in April - Simla, CO
  • Average daylight in April: 13.3h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in April: 10.7h

Months with the most sunshine are June, July and August (Average sunshine: 11.8h).
The month with the least sunshine is February (Average sunshine: 6.6h).

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Average sunshine days in April
Simla, CO

Average sunshine days in April - Simla, CO
  • Average sunshine days in April: 18.3 days

The month with the most sunshine days is December (24.9 days).
The month with the least sunshine days is July (13.4 days).

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Average UV index in April
Simla, CO

Average UV index in April - Simla, CO
  • Average UV index in April: 3

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in April
Simla, CO

Average cloud cover in April - Simla, CO
  • Average cloud cover in April: 27

Months with the most cloud cover are February and April (Cloud cover 27).
Months with the least cloud cover are June and September (Cloud cover 16).

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Average visibility in April
Simla, CO

Average visibility in April - Simla, CO
  • Average visibility in April: 6mi

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

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