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
April brings an increase in the average high-temperature, progressing from an icy 35.2°F (1.8°C) in March to a chilly 47.8°F (8.8°C). Clam Lake's nighttime temperature in April falls to an average of 32°F (0°C).Humidity
In Clam Lake, the average relative humidity in April is 77%.Rainfall
In Clam Lake, during April, the rain falls for 12 days and regularly aggregates up to 2.44" (62mm) of precipitation. Throughout the year, there are 124.9 rainfall days, and 21.85" (555mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Clam Lake, in April, snow falls for 9.4 days, with typically accumulated 5.91" (150mm) of snow. Throughout the year, there are 110.1 snowfall days, and 45.79" (1163mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 35min.On the first day of the month, sunrise is at 6:41 am and sunset at 7:32 pm. On the last day of April, sunrise is at 5:50 am and sunset at 8:11 pm CDT.
Sunshine
In April, the average sunshine is 6.5h.UV index
In April, the average daily maximum UV index in Clam Lake is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In April, the maximum UV index of 3 transforms into these recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature?
What is the average humidity in April?
How much does it rain in April?
How many days does it snow in April?
How many hours of daylight does Clam Lake have in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Clam Lake have in April?
What is the UV index intensity in April?
Average temperature in April
Clam Lake, WI
- Average high temperature in April: 47.8°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (17.6°F).
- Average low temperature in April: 32°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (5.5°F).
Average pressure in April
Clam Lake, WI
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in April
Clam Lake, WI
- Average wind speed in April: 8.3mph
The windiest months (with the highest average wind speed) are April and November (8.3mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in April
Clam Lake, WI
- Average humidity in April: 77%
The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is May (72%).
Average rainfall in April
Clam Lake, WI
- Average rainfall in April: 2.44"
The wettest month (with the highest rainfall) is July (2.64").
The driest month (with the least rainfall) is January (0.91").
Average rainfall days in April
Clam Lake, WI
- Average rainfall days in April: 12 days
The month with the highest number of rainy days is June (16.3 days).
The month with the least rainy days is January (2.4 days).
Average snowfall in April
Clam Lake, WI
- Average snowfall in April: 5.91"
The month with the highest snowfall is December (9.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Clam Lake, WI
- Average snowfall days in April: 9.4 days
The month with the highest number of snowfall days is January (23.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Clam Lake, WI
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in April: 6h and 3min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).
Average sunshine days in April
Clam Lake, WI
- Average sunshine days in April: 10.5 days
The month with the most sunshine days is September (14.1 days).
The month with the least sunshine days is December (8.9 days).
Average UV index in April
Clam Lake, WI
- Average UV index in April: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in April
Clam Lake, WI
- Average cloud cover in April: 56
The month with the most cloud cover is January (Cloud cover 80).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in April
Clam Lake, WI
- Average visibility in April: 5mi
The months with the highest visibility are May, June, July and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).
Clam Lake, Wisconsin, USA
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