April weather forecastSantee, CA
April
Weather in April
April is a pleasant spring month in Santee, California, with an average temperature varying between 50.5°F (10.3°C) and 70.3°F (21.3°C).Temperature
Santee's shift from March to April is accompanied by an average high-temperature of a pleasant 70.3°F (21.3°C), a slight deviation from 67.6°F (19.8°C). An average low-temperature of 50.5°F (10.3°C) is noted during the month of April.Humidity
In Santee, the average relative humidity in April is 64%.Rainfall
In Santee, in April, during 5.3 rainfall days, 0.43" (11mm) of precipitation is typically accumulated. Throughout the year, there are 47.9 rainfall days, and 5.31" (135mm) of precipitation is accumulated.Daylight
The average length of the day in April is 13h and 1min.On the first day of the month, sunrise is at 6:34 am and sunset at 7:08 pm. On the last day of April, sunrise is at 6:00 am and sunset at 7:29 pm PDT.
Sunshine
In Santee, the average sunshine in April is 11h.UV index
In Santee, the average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In April, the maximum UV index of 5 translates into these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Santee, CA
- Average high temperature in April: 70.3°F
The warmest month (with the highest average high temperature) is August (84.7°F).
The month with the lowest average high temperature is December (64°F).
- Average low temperature in April: 50.5°F
The month with the highest average low temperature is August (65.3°F).
The coldest month (with the lowest average low temperature) is February (46.9°F).
Average pressure in April
Santee, CA
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are June and September (29.87"Hg).
Average wind speed in April
Santee, CA
- Average wind speed in April: 5.4mph
The windiest month (with the highest average wind speed) is April (5.4mph).
The calmest month (with the lowest average wind speed) is October (4.2mph).
Average humidity in April
Santee, CA
- Average humidity in April: 64%
The month with the highest relative humidity is May (66%).
The month with the lowest relative humidity is November (54%).
Average rainfall in April
Santee, CA
- Average rainfall in April: 0.43"
The wettest month (with the highest rainfall) is February (1.14").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in April
Santee, CA
- Average rainfall days in April: 5.3 days
The month with the highest number of rainy days is March (6.8 days).
The month with the least rainy days is June (1.4 days).
Average daylight in April /
Average sunshine in April
Santee, 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 0min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in April
Santee, CA
- Average sunshine days in April: 24 days
The month with the most sunshine days is June (28 days).
The month with the least sunshine days is February (22.3 days).
Average UV index in April
Santee, 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 January, February, November and December (UV index 4).
Average cloud cover in April
Santee, CA
- Average cloud cover in April: 20
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 7).
Average visibility in April
Santee, 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).





