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
A minor escalation in the average high-temperature is seen with the onset of April, moving from a frosty 44.1°F (6.7°C) in March to a fresh 51.4°F (10.8°C). In North Spearfish, the April nights cool down to an average low of 33.4°F (0.8°C).Humidity
The average relative humidity in April is 69%.Rainfall
In North Spearfish, in April, during 12.1 rainfall days, 2.01" (51mm) of precipitation is typically accumulated. Throughout the year, there are 99.6 rainfall days, and 15.63" (397mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. April is the month with the most snowfall in North Spearfish. Snow falls for 6 days and accumulates 7.36" (187mm) of snow.Daylight
The average length of the day in April in North Spearfish, South Dakota, is 13h and 31min.On the first day of the month, sunrise is at 6:34 am and sunset at 7:23 pm. On the last day of April, in North Spearfish, sunrise is at 5:46 am and sunset at 7:59 pm MDT.
Sunshine
In North Spearfish, the average sunshine in April is 9.1h.UV index
The months with the lowest UV index in North Spearfish are January, February, April, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In April, a daily maximum UV index of 2 leads to the following instructions:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Frequently asked questions
What is the average April temperature in North Spearfish?
What is the average humidity in April in North Spearfish?
How much does it rain in North Spearfish in April?
When does it snow the most in North Spearfish?
How many days does it snow in April in North Spearfish?
How many hours of daylight does North Spearfish have in April?
When is the sunrise / sunset in April in North Spearfish?
How long on average sun shines in April in North Spearfish?
What is the month with the lowest UV index in North Spearfish?
What is the UV index intensity in April in North Spearfish?
Average temperature in April
North Spearfish, SD
- Average high temperature in April: 51.4°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is December (30.9°F).
- Average low temperature in April: 33.4°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is February (16.2°F).
Average pressure in April
North Spearfish, SD
- Average pressure in April: 29.92"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in April
North Spearfish, SD
- Average wind speed in April: 9.7mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (8mph).
Average humidity in April
North Spearfish, SD
- Average humidity in April: 69%
The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is August (49%).
Average rainfall in April
North Spearfish, SD
- Average rainfall in April: 2.01"
The wettest month (with the highest rainfall) is May (2.32").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in April
North Spearfish, SD
- Average rainfall days in April: 12.1 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is February (2.9 days).
Average snowfall in April
North Spearfish, SD
- Average snowfall in April: 7.36"
The month with the highest snowfall is April (7.36").
The months with the least snowfall are June, July and August (0").
Average snowfall days in April
North Spearfish, SD
- Average snowfall days in April: 6 days
The month with the highest number of snowfall days is February (11.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
North Spearfish, SD
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in April: 9h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 42min).
Average sunshine days in April
North Spearfish, SD
- Average sunshine days in April: 12.8 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is May (12.7 days).
Average UV index in April
North Spearfish, SD
- 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, April, November and December (UV index 2).
Average cloud cover in April
North Spearfish, SD
- Average cloud cover in April: 40
The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in April
North Spearfish, SD
- 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).
North Spearfish, South Dakota, USA
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