April weather forecast
Jay Em, WY

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Weather in April

April is a cool spring month in Jay Em, Wyoming, with an average temperature fluctuating between 36.1°F (2.3°C) and 54.5°F (12.5°C).

Temperature

April's onset is marked by a subtle temperature increase, moving from a chilly 47.5°F (8.6°C) in March to a cool 54.5°F (12.5°C). In the month of April, the temperature generally rests at an average low of 36.1°F (2.3°C).

Humidity

In Jay Em, the average relative humidity in April is 61%.

Rainfall

In Jay Em, in April, during 10.5 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. In Jay Em, during the entire year, the rain falls for 94.7 days and collects up to 10.39" (264mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall in Jay Em. In Jay Em, in April, snow falls for 5 days, with typically accumulated 2.52" (64mm) of snow. In Jay Em, during the entire year, snow falls for 43.6 days and aggregates up to 15.63" (397mm) of snow.

Daylight

The average length of the day in April is 13h and 25min.
On the first day of April, sunrise is at 6:38 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 7:56 pm MDT.

Sunshine

In Jay Em, the average sunshine in April is 9.9h.

UV index

In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 3 during April translates into the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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Frequently asked questions

What is the usual temperature for Jay Em in April?

Jay Em in April has an average high-temperature of 54.5°F (12.5°C) and an average low-temperature of 36.1°F (2.3°C).

What is the average humidity in April in Jay Em?

The average relative humidity in April in Jay Em is 61%.

How many days does it rain in April in Jay Em?

In Jay Em, during April, the rain falls for 10.5 days and regularly aggregates up to 1.1" (28mm) of precipitation.

How many days does it snow in April in Jay Em?

In Jay Em, in April, during 5 snowfall days, 2.52" (64mm) of snow is typically accumulated.

What is the average length of the day in April in Jay Em?

In Jay Em, the average day length in April is 13h and 25min.

When is the sunrise / sunset in April in Jay Em?

On the first day of April in Jay Em, sunrise is at 6:38 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 7:56 pm MDT.

How long on average sun shines in April in Jay Em?

The average sunshine duration in April in Jay Em, Wyoming, is 9.9h.

What is the UV index intensity in April in Jay Em?

In Jay Em, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
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
Jay Em, WY

Average temperature in April - Jay Em, WY
  • Average high temperature in April: 54.5°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is December (32°F).

  • Average low temperature in April: 36.1°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is December (18.9°F).

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Average pressure in April
Jay Em, WY

Average pressure in April - Jay Em, WY
  • Average pressure in April: 29.91"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in April
Jay Em, WY

Average wind speed in April - Jay Em, WY
  • Average wind speed in April: 11.9mph

The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).

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Average humidity in April
Jay Em, WY

Average humidity in April - Jay Em, WY
  • Average humidity in April: 61%

The month with the highest relative humidity is January (74%).
The months with the lowest relative humidity are August and September (44%).

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Average rainfall in April
Jay Em, WY

Average rainfall in April - Jay Em, WY
  • Average rainfall in April: 1.1"

The wettest months (with the highest rainfall) are May and June (1.57").
The driest month (with the least rainfall) is January (0.28").

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Average rainfall days in April
Jay Em, WY

Average rainfall days in April - Jay Em, WY
  • Average rainfall days in April: 10.5 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is December (2.7 days).

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Average snowfall in April
Jay Em, WY

Average snowfall in April - Jay Em, WY
  • Average snowfall in April: 2.52"

The month with the highest snowfall is March (2.56").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in April
Jay Em, WY

Average snowfall days in April - Jay Em, WY
  • Average snowfall days in April: 5 days

The month with the highest number of snowfall days is February (8 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
Jay Em, WY

Average daylight in April / Average sunshine in April - Jay Em, WY
  • 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 6min).

  • Average sunshine in April: 9h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The months with the least sunshine are February and December (Average sunshine: 6h and 12min).

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Average sunshine days in April
Jay Em, WY

Average sunshine days in April - Jay Em, WY
  • Average sunshine days in April: 14.1 days

The month with the most sunshine days is December (22.9 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index in April
Jay Em, WY

Average UV index in April - Jay Em, WY
  • 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, November and December (UV index 2).

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Average cloud cover in April
Jay Em, WY

Average cloud cover in April - Jay Em, WY
  • Average cloud cover in April: 35

The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in April
Jay Em, WY

Average visibility in April - Jay Em, 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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Jay Em, Wyoming, USA

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