April weather forecast
Lander, WY

Magnificence in the nature scenes around the stunning Sinks Canyon in Lander, Wyoming
Magnificence in the nature scenes around the stunning Sinks Canyon in Lander, Wyoming

Weather in April

April is a chilly spring month in Lander, Wyoming, with an average temperature varying between 47.8°F (8.8°C) and 30°F (-1.1°C).

Temperature

In April, the average high-temperature slightly increases from a cold 39.7°F (4.3°C) in March to a frosty 47.8°F (8.8°C). In Lander, Wyoming, in April, the average low-temperature is 30°F (-1.1°C).

Humidity

In Lander, the average relative humidity in April is 62%.

Rainfall

April is the month with the most rainfall. Rain falls for 11.5 days and accumulates 1.81" (46mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. The month with the most snowfall in Lander is April, when snow falls for 7.3 days and typically aggregates up to 8.15" (207mm) of snow.

Daylight

The average length of the day in April is 13h and 26min.
On the first day of April, sunrise is at 6:56 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 8:14 pm MDT.

Sunshine

The average sunshine in April is 10.5h.

UV index

January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Lander. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 2 in April transform into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 Lander?

In Lander, in April, the average high-temperature is 47.8°F (8.8°C), and the average low-temperature is 30°F (-1.1°C).

What is the average humidity in April in Lander?

In April, the average relative humidity in Lander is 62%.

What is the rainiest month in Lander?

The month with the most rainfall is April, when the rain falls for 11.5 days and typically aggregates up to 1.81" (46mm) of precipitation.

How many days does it rain in April in Lander?

In April, in Lander, the rain falls for 11.5 days. Throughout April, 1.81" (46mm) of precipitation is accumulated.

When does it snow the most in Lander?

April is the month with the most snowfall in Lander, Wyoming. Snow falls for 7.3 days and accumulates 8.15" (207mm) of snow.

How much does it snow in Lander in April?

In April, in Lander, it is snowing for 7.3 days. Throughout April, 8.15" (207mm) of snow is accumulated.

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

In Lander, Wyoming, the average day length in April is 13h and 26min.

When are sunrise and sunset in April in Lander?

In April, on the first day of the month, sunrise is at 6:56 am and sunset at 7:41 pm. On the last day of the month, in Lander, Wyoming, sunrise is at 6:09 am and sunset at 8:14 pm MDT.

How many hours of sunshine does Lander have in April?

The average sunshine duration in April in Lander, Wyoming, is 10.5h.

When is the lowest UV index in Lander?

January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Lander.

How high is the UV index in April in Lander?

The average daily maximum UV index in April in Lander, Wyoming, is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unsafe 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
Lander, WY

Average temperature in April - Lander, WY
  • Average high temperature in April: 47.8°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is December (28.4°F).

  • Average low temperature in April: 30°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 (13.1°F).

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Average pressure in April
Lander, WY

Average pressure in April - Lander, WY
  • Average pressure in April: 29.93"Hg

The month with the highest atmospheric pressure is January (30.23"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in April
Lander, WY

Average wind speed in April - Lander, WY
  • Average wind speed in April: 7.6mph

The windiest month (with the highest average wind speed) is March (7.7mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in April
Lander, WY

Average humidity in April - Lander, WY
  • Average humidity in April: 62%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is August (34%).

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Average rainfall in April
Lander, WY

Average rainfall in April - Lander, WY
  • Average rainfall in April: 1.81"

The wettest month (with the highest rainfall) is April (1.81").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in April
Lander, WY

Average rainfall days in April - Lander, WY
  • Average rainfall days in April: 11.5 days

The month with the highest number of rainy days is May (12.8 days).
The month with the least rainy days is November (4.8 days).

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Average snowfall in April
Lander, WY

Average snowfall in April - Lander, WY
  • Average snowfall in April: 8.15"

The month with the highest snowfall is April (8.15").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in April
Lander, WY

Average snowfall days in April - Lander, WY
  • Average snowfall days in April: 7.3 days

The month with the highest number of snowfall days is February (10.1 days).
The 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
Lander, WY

Average daylight in April / Average sunshine in April - Lander, WY
  • Average daylight in April: 13h and 26min

The month with the longest days is June (Average daylight: 15h and 17min).
The month with the shortest days is December (Average daylight: 9h and 5min).

  • Average sunshine in April: 10h and 30min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and February (Average sunshine: 6h and 54min).

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Average sunshine days in April
Lander, WY

Average sunshine days in April - Lander, WY
  • Average sunshine days in April: 12.3 days

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is April (12.3 days).

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Average UV index in April
Lander, WY

Average UV index in April - Lander, WY
  • Average UV index in April: 2

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

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Average cloud cover in April
Lander, WY

Average cloud cover in April - Lander, WY
  • Average cloud cover in April: 28

The months with the most cloud cover are February and April (Cloud cover 28).
The months with the least cloud cover are July and August (Cloud cover 12).

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Average visibility in April
Lander, WY

Average visibility in April - Lander, WY
  • 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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