April weather forecast
Grand Lake, CO

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Weather in April

April, like March, in Grand Lake, Colorado, is another cold spring month, with an average temperature varying between 38.8°F (3.8°C) and 18.3°F (-7.6°C).

Temperature

The start of April brings a subtle rise in the average high-temperature, moving from a wintry 32.7°F (0.4°C) in March to a still cold 38.8°F (3.8°C). Grand Lake experiences an average low-temperature of 18.3°F (-7.6°C) in month of April.

Humidity

In April, the average relative humidity is 78%.

Rainfall

In Grand Lake, during April, the rain falls for 7.3 days and regularly aggregates up to 1.02" (26mm) of precipitation. In Grand Lake, Colorado, during the entire year, the rain falls for 82.5 days and collects up to 8.19" (208mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall. April is the month with the most snowfall in Grand Lake. Snow falls for 11.8 days and accumulates 6.81" (173mm) of snow.

Daylight

In April, the average length of the day in Grand Lake is 13h and 19min.
On the first day of April in Grand Lake, sunrise is at 6:45 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 7:57 pm MDT.

Sunshine

The average sunshine in April in Grand Lake, Colorado, is 9.5h.

UV index

In April, the average daily maximum UV index in Grand Lake, Colorado, is 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily high UV index of 2 during April translates into the following recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

Is April cold in Grand Lake?

April temperatures vary between a high-temperature of 38.8°F (3.8°C) and a low-temperature of 18.3°F (-7.6°C).

What is the average humidity in April in Grand Lake?

In April, the average relative humidity is 78%.

How much does it rain in Grand Lake in April?

In Grand Lake, Colorado, during April, the rain falls for 7.3 days and regularly aggregates up to 1.02" (26mm) of precipitation.

When does it snow the most in Grand Lake?

The month with the most snowfall in Grand Lake is April, when snow falls for 11.8 days and typically aggregates up to 6.81" (173mm) of snow.

How many days does it snow in April in Grand Lake?

In Grand Lake, Colorado, in April, during 11.8 snowfall days, 6.81" (173mm) of snow is typically accumulated.

How many hours of daylight does Grand Lake have in April?

In Grand Lake, Colorado, the average day length in April is 13h and 19min.

When are sunrise and sunset in April in Grand Lake?

On the first day of April, sunrise is at 6:45 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 7:57 pm MDT.

How long on average sun shines in April in Grand Lake?

In Grand Lake, the average sunshine duration in April is 9.5h.

What is the UV index reading in April in Grand Lake?

In Grand Lake, the average daily maximum UV index in April is 2. A UV Index of 2, and less, symbolizes a low health risk 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
Grand Lake, CO

Average temperature in April - Grand Lake, CO
  • Average high temperature in April: 38.8°F

The warmest month (with the highest average high temperature) is July (72.1°F).
The month with the lowest average high temperature is December (23.4°F).

  • Average low temperature in April: 18.3°F

The month with the highest average low temperature is July (42.6°F).
The coldest month (with the lowest average low temperature) is January (2.5°F).

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Average pressure in April
Grand Lake, CO

Average pressure in April - Grand Lake, CO
  • Average pressure in April: 29.93"Hg

The month with the highest atmospheric pressure is January (30.2"Hg).
The months with the lowest atmospheric pressure are April, May and June (29.93"Hg).

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Average wind speed in April
Grand Lake, CO

Average wind speed in April - Grand Lake, CO
  • Average wind speed in April: 6.8mph

The windiest month (with the highest average wind speed) is June (7mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).

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Average humidity in April
Grand Lake, CO

Average humidity in April - Grand Lake, CO
  • Average humidity in April: 78%

The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is June (49%).

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Average rainfall in April
Grand Lake, CO

Average rainfall in April - Grand Lake, CO
  • Average rainfall in April: 1.02"

The wettest month (with the highest rainfall) is July (1.06").
The driest months (with the least rainfall) are September, November and December (0.39").

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Average rainfall days in April
Grand Lake, CO

Average rainfall days in April - Grand Lake, CO
  • Average rainfall days in April: 7.3 days

The month with the highest number of rainy days is July (13.5 days).
The month with the least rainy days is November (3.3 days).

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Average snowfall in April
Grand Lake, CO

Average snowfall in April - Grand Lake, CO
  • Average snowfall in April: 6.81"

The month with the highest snowfall is April (6.81").
The months with the least snowfall are July and August (0").

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Average snowfall days in April
Grand Lake, CO

Average snowfall days in April - Grand Lake, CO
  • Average snowfall days in April: 11.8 days

The month with the highest number of snowfall days is February (13.8 days).
The months with the least snowfall days are July and August (0.1 days).

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Average daylight in April /
Average sunshine in April
Grand Lake, CO

Average daylight in April / Average sunshine in April - Grand Lake, CO
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in April: 9h and 3min

The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 36min).

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Average sunshine days in April
Grand Lake, CO

Average sunshine days in April - Grand Lake, CO
  • Average sunshine days in April: 14.7 days

The month with the most sunshine days is November (21.4 days).
The month with the least sunshine days is July (13.1 days).

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Average UV index in April
Grand Lake, CO

Average UV index in April - Grand Lake, CO
  • Average UV index in April: 2

The months with the highest UV index are June, July and August (UV index 4).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in April
Grand Lake, CO

Average cloud cover in April - Grand Lake, CO
  • Average cloud cover in April: 39

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is September (Cloud cover 15).

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Average visibility in April
Grand Lake, CO

Average visibility in April - Grand Lake, CO
  • Average visibility in April: 5mi

The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (4mi).

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Grand Lake, Colorado, USA

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