April weather forecastGlen Avon, CA
April
Weather in April
April, like March, is another pleasant spring month in Glen Avon, California, with temperature in the range of an average low of 50.5°F (10.3°C) and an average high of 73°F (22.8°C).Temperature
With the onset of April, the average high-temperature registers at a still pleasant 73°F (22.8°C), subtly different from March's 68.7°F (20.4°C). Despite the hot April days, Glen Avon's nights see an average temperature plunge to a cool 50.5°F (10.3°C).Humidity
The average relative humidity in April is 53%.Rainfall
In April, the rain falls for 5.8 days. Throughout April, 0.63" (16mm) of precipitation is accumulated. In Glen Avon, during the entire year, the rain falls for 49 days and collects up to 7.32" (186mm) of precipitation.Snowfall
In Glen Avon, snow does not fall in January, March through December.Daylight
In Glen Avon, the average length of the day in April is 13h and 4min.On the first day of the month, sunrise is at 6:35 am and sunset at 7:11 pm. On the last day of April, sunrise is at 6:00 am and sunset at 7:33 pm PDT.
Sunshine
The average sunshine in April is 11h.UV index
The average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: A typical high UV index of 5 in April suggests the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Around midday, solar radiation is most harmful; hence, exposure should be limited. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Glen Avon, CA
- Average high temperature in April: 73°F
The warmest month (with the highest average high temperature) is August (91.2°F).
The month with the lowest average high temperature is December (63.3°F).
- Average low temperature in April: 50.5°F
The month with the highest average low temperature is August (66.4°F).
The coldest month (with the lowest average low temperature) is December (45.9°F).
Average pressure in April
Glen Avon, CA
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in April
Glen Avon, CA
- Average wind speed in April: 5.5mph
The windiest month (with the highest average wind speed) is May (5.6mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).
Average humidity in April
Glen Avon, CA
- Average humidity in April: 53%
The month with the highest relative humidity is May (56%).
The month with the lowest relative humidity is August (43%).
Average rainfall in April
Glen Avon, CA
- Average rainfall in April: 0.63"
The wettest months (with the highest rainfall) are February and December (1.61").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in April
Glen Avon, CA
- Average rainfall days in April: 5.8 days
The month with the highest number of rainy days is March (7.7 days).
The month with the least rainy days is June (1.1 days).
Average snowfall days in April
Glen Avon, CA
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in April /
Average sunshine in April
Glen Avon, CA
- Average daylight in April: 13h and 6min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in April: 11h and 0min
The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 48min).
Average sunshine days in April
Glen Avon, CA
- Average sunshine days in April: 23.6 days
The month with the most sunshine days is June (27.9 days).
The month with the least sunshine days is February (21.6 days).
Average UV index in April
Glen Avon, CA
- Average UV index in April: 5
The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in April
Glen Avon, CA
- Average cloud cover in April: 20
The months with the most cloud cover are February and March (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in April
Glen Avon, 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).





