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 average high-temperature mildly increases in April, edging from a mild 56.5°F (13.6°C) in March to a comfortable 63.1°F (17.3°C). In Alta Sierra, the expected average low-temperature for April is a chilly 43.3°F (6.3°C).Humidity
In Alta Sierra, the average relative humidity in April is 68%.Rainfall
In Alta Sierra, in April, during 10.3 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. In Alta Sierra, during the entire year, the rain falls for 82 days and collects up to 33.11" (841mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. In Alta Sierra, during April, snow falls for 0.3 days and regularly aggregates up to 0.24" (6mm) of snow. Throughout the year, there are 6.8 snowfall days, and 14.41" (366mm) of snow is accumulated.Daylight
In Alta Sierra, the average length of the day in April is 13h and 16min.On the first day of the month, sunrise is at 6:47 am and sunset at 7:28 pm. On the last day of April, sunrise is at 6:05 am and sunset at 7:56 pm PDT.
Sunshine
The average sunshine in April is 9.9h.UV index
The average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: An average UV index of 4 in April transforms into this advice:
Preventative actions are necessary - Recommendations to ward off sunburn are given. To avoid the Sun's strongest rays, limit exposure around the mid-day period. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures?
What is the average humidity in April in Alta Sierra?
How many days does it rain in April?
How much does it snow in April?
How many hours of daylight does Alta Sierra have in April?
When is the sunrise / sunset in April?
How long on average sun shines in April in Alta Sierra?
How high is the UV index in April?
Average temperature in April
Alta Sierra, CA
- Average high temperature in April: 63.1°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is December (51.3°F).
- Average low temperature in April: 43.3°F
The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is December (37.2°F).
Average pressure in April
Alta Sierra, CA
- Average pressure in April: 30.01"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
Alta Sierra, CA
- Average wind speed in April: 5.7mph
The windiest month (with the highest average wind speed) is February (6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in April
Alta Sierra, CA
- Average humidity in April: 68%
The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is July (37%).
Average rainfall in April
Alta Sierra, CA
- Average rainfall in April: 2.28"
The wettest month (with the highest rainfall) is March (6.57").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in April
Alta Sierra, CA
- Average rainfall days in April: 10.3 days
The month with the highest number of rainy days is March (15.1 days).
The month with the least rainy days is July (1.1 days).
Average snowfall in April
Alta Sierra, CA
- Average snowfall in April: 0.24"
The month with the highest snowfall is February (6.42").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in April
Alta Sierra, CA
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is March (2.4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Alta Sierra, CA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in April: 9h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).
Average sunshine days in April
Alta Sierra, CA
- Average sunshine days in April: 18.8 days
The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is March (14.8 days).
Average UV index in April
Alta Sierra, CA
- Average UV index in April: 4
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is November (UV index 2).
Average cloud cover in April
Alta Sierra, CA
- Average cloud cover in April: 31
The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in April
Alta Sierra, CA
- 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).
Alta Sierra, California, USA
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