April weather forecastEdison, CA
April
Weather in April
April in Edison, California, is an agreeable spring month, with temperature in the range of an average low of 47.8°F (8.8°C) and an average high of 71.2°F (21.8°C).Temperature
The beginning of April records an average high-temperature of a pleasant 71.2°F (21.8°C), almost echoing the conditions of the previous month. Significant dips from daytime highs mark the April nights, with a consistent average temperature of 47.8°F (8.8°C).Humidity
The average relative humidity in April is 51%.Rainfall
In Edison, in April, it is raining for 6.8 days, with typically 0.98" (25mm) of accumulated precipitation. Throughout the year, there are 52 rainfall days, and 7.17" (182mm) of precipitation is accumulated.Snowfall
January, March through December are months without snowfall.Daylight
In April, the average length of the day is 13h and 7min.On the first day of April, sunrise is at 6:40 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 7:41 pm PDT.
Sunshine
In April, the average sunshine is 11h.UV index
The average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: In April, the maximum UV index of 5 transforms into these recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Edison, CA
- Average high temperature in April: 71.2°F
The warmest month (with the highest average high temperature) is July (96.6°F).
The month with the lowest average high temperature is December (58.1°F).
- Average low temperature in April: 47.8°F
The months with the highest average low temperature are July and August (64.9°F).
The coldest month (with the lowest average low temperature) is December (40.8°F).
Average pressure in April
Edison, CA
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in April
Edison, CA
- Average wind speed in April: 4.9mph
The windiest months (with the highest average wind speed) are May, June and July (5mph).
The calmest month (with the lowest average wind speed) is November (3.9mph).
Average humidity in April
Edison, CA
- Average humidity in April: 51%
The months with the highest relative humidity are February and December (59%).
The month with the lowest relative humidity is August (29%).
Average rainfall in April
Edison, CA
- Average rainfall in April: 0.98"
The wettest month (with the highest rainfall) is December (1.26").
The driest months (with the least rainfall) are June and August (0.04").
Average rainfall days in April
Edison, CA
- Average rainfall days in April: 6.8 days
The month with the highest number of rainy days is March (9.4 days).
The month with the least rainy days is August (0.8 days).
Average snowfall in April
Edison, CA
- Average snowfall in April: 0"
The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in April
Edison, CA
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, April, May, June, July, August, September, October and November (0 days).
Average daylight in April /
Average sunshine in April
Edison, CA
- Average daylight in April: 13h and 6min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in April: 11h and 0min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The months with the least sunshine are January and December (Average sunshine: 6h and 42min).
Average sunshine days in April
Edison, CA
- Average sunshine days in April: 22.4 days
The month with the most sunshine days is August (29.1 days).
The month with the least sunshine days is February (20.2 days).
Average UV index in April
Edison, CA
- Average UV index in April: 5
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 3).
Average cloud cover in April
Edison, CA
- Average cloud cover in April: 20
The month with the most cloud cover is March (Cloud cover 25).
The months with the least cloud cover are August and September (Cloud cover 4).
Average visibility in April
Edison, 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).





