Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
The shift from March to April brings an increase in the average high-temperature, moving from a wintry 40.5°F (4.7°C) to a fresh 54.1°F (12.3°C). The average low-temperature during April nights is a cold 36.9°F (2.7°C).Humidity
In Whitehorse, the average relative humidity in April is 64%.Rainfall
In Whitehorse, in April, it is raining for 10.4 days, with typically 1.57" (40mm) of accumulated precipitation. In Whitehorse, during the entire year, the rain falls for 89.4 days and collects up to 15.39" (391mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Whitehorse, in April, during 3.6 snowfall days, 2.8" (71mm) of snow is typically accumulated. Throughout the year, in Whitehorse, there are 49.4 snowfall days, and 19.09" (485mm) of snow is accumulated.Daylight
In Whitehorse, the average length of the day in April is 13h and 33min.On the first day of April in Whitehorse, sunrise is at 6:22 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 7:49 pm MDT.
Sunshine
In Whitehorse, the average sunshine in April is 7.8h.UV index
In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: An average UV index of 3 in April transforms into this advice:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Frequently asked questions
What is the average April temperature in Whitehorse?
What is the average humidity in April in Whitehorse?
How many days does it rain in April in Whitehorse?
How much does it snow in Whitehorse in April?
What is the average length of the day in April in Whitehorse?
When is the sunrise / sunset in April in Whitehorse?
How long on average sun shines in April in Whitehorse?
What is the UV index reading in April in Whitehorse?
Average temperature in April
Whitehorse, SD
- Average high temperature in April: 54.1°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (23°F).
- Average low temperature in April: 36.9°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (9°F).
Average pressure in April
Whitehorse, SD
- Average pressure in April: 29.95"Hg
The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in April
Whitehorse, SD
- Average wind speed in April: 11.5mph
The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest month (with the lowest average wind speed) is February (9.4mph).
Average humidity in April
Whitehorse, SD
- Average humidity in April: 64%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (52%).
Average rainfall in April
Whitehorse, SD
- Average rainfall in April: 1.57"
The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in April
Whitehorse, SD
- Average rainfall days in April: 10.4 days
The month with the highest number of rainy days is June (13.8 days).
The month with the least rainy days is February (1.3 days).
Average snowfall in April
Whitehorse, SD
- Average snowfall in April: 2.8"
The month with the highest snowfall is February (3.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Whitehorse, SD
- Average snowfall days in April: 3.6 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Whitehorse, SD
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in April
Whitehorse, SD
- Average sunshine days in April: 14.6 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (13.6 days).
Average UV index in April
Whitehorse, SD
- 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 and December (UV index 1).
Average cloud cover in April
Whitehorse, SD
- Average cloud cover in April: 44
The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 21).
Average visibility in April
Whitehorse, SD
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Whitehorse, South Dakota, USA
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