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 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 arrival of April coincides with an average high-temperature of an agreeable 70.7°F (21.5°C), indicating a minimal shift from March's 66.7°F (19.3°C). Alpine registers a substantial downturn from daytime peaks throughout April nights, with an average low-temperature of 47.8°F (8.8°C).Humidity
The average relative humidity in April in Alpine, California, is 60%.Rainfall
In Alpine, during April, the rain falls for 5.8 days and regularly aggregates up to 0.35" (9mm) of precipitation. In Alpine, during the entire year, the rain falls for 62 days and collects up to 6.38" (162mm) of precipitation.Daylight
In Alpine, California, the average length of the day in April is 13h and 1min.On the first day of April, sunrise is at 6:33 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:28 pm PDT.
Sunshine
In April, the average sunshine is 11.2h.UV index
In Alpine, the average daily maximum UV index in April is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: An average maximum UV index of 5 in April leads to these recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Frequently asked questions
What are April temperatures in Alpine?
What is the average humidity in April in Alpine?
How many days does it rain in April in Alpine?
How many hours of daylight does Alpine have in April?
When are sunrise and sunset in April in Alpine?
How many hours of sunshine does Alpine have in April?
How high is the UV index in April in Alpine?
Average temperature in April
Alpine, CA
- Average high temperature in April: 70.7°F
The warmest month (with the highest average high temperature) is August (87.3°F).
The month with the lowest average high temperature is December (61.3°F).
- Average low temperature in April: 47.8°F
The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is February (44.2°F).
Average pressure in April
Alpine, CA
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in April
Alpine, CA
- Average wind speed in April: 5.6mph
The windiest month (with the highest average wind speed) is May (5.7mph).
The calmest month (with the lowest average wind speed) is September (4.1mph).
Average humidity in April
Alpine, CA
- Average humidity in April: 60%
The month with the highest relative humidity is May (62%).
The month with the lowest relative humidity is November (51%).
Average rainfall in April
Alpine, CA
- Average rainfall in April: 0.35"
The wettest month (with the highest rainfall) is February (0.94").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days in April
Alpine, CA
- Average rainfall days in April: 5.8 days
The month with the highest number of rainy days is March (7.6 days).
The month with the least rainy days is June (1.5 days).
Average daylight in April /
Average sunshine in April
Alpine, CA
- Average daylight in April: 13h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in April: 11h and 1min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in April
Alpine, CA
- Average sunshine days in April: 23.3 days
The month with the most sunshine days is June (27.5 days).
The month with the least sunshine days is July (19.4 days).
Average UV index in April
Alpine, CA
- Average UV index in April: 5
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are November and December (UV index 3).
Average cloud cover in April
Alpine, CA
- Average cloud cover in April: 19
The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in April
Alpine, 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).
Alpine, California, USA
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