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
As April arrives, a slight rise in the average high-temperature is observed, moving from a refreshing 57.9°F (14.4°C) in March to a comfortable 64.8°F (18.2°C). April presents a sharp fall from Glenhaven's daytime highs to an average low-temperature of 42.3°F (5.7°C).Humidity
The average relative humidity in April is 68%.Rainfall
In Glenhaven, in April, during 11 rainfall days, 1.18" (30mm) of precipitation is typically accumulated. Throughout the year, there are 92 rainfall days, and 21.02" (534mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In April, the average length of the day in Glenhaven is 13h and 16min.On the first day of April, sunrise is at 6:53 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:03 pm PDT.
Sunshine
In Glenhaven, the average sunshine in April is 9.7h.UV index
In April, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high daily UV index of 4 during April translates into the following directions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the average humidity in April?
How many days does it rain in April?
When it does not snow?
Does it snow in April?
What is the average length of the day in April?
When are sunrise and sunset in April?
How long on average sun shines in April?
What is the UV index intensity in April?
Average temperature in April
Glenhaven, CA
- Average high temperature in April: 64.8°F
The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is December (52.3°F).
- Average low temperature in April: 42.3°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is December (37.2°F).
Average pressure in April
Glenhaven, CA
- Average pressure in April: 30.03"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.91"Hg).
Average wind speed in April
Glenhaven, CA
- Average wind speed in April: 5.3mph
The windiest month (with the highest average wind speed) is April (5.3mph).
The calmest month (with the lowest average wind speed) is November (4.1mph).
Average humidity in April
Glenhaven, 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 (47%).
Average rainfall in April
Glenhaven, CA
- Average rainfall in April: 1.18"
The wettest month (with the highest rainfall) is February (4.06").
The driest month (with the least rainfall) is July (0.04").
Average rainfall days in April
Glenhaven, CA
- Average rainfall days in April: 11 days
The month with the highest number of rainy days is March (15.9 days).
The months with the least rainy days are July and August (1.3 days).
Average snowfall in April
Glenhaven, CA
- Average snowfall in April: 0"
The months with the highest snowfall are January and February (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Glenhaven, CA
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Glenhaven, 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 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in April
Glenhaven, CA
- Average sunshine days in April: 17.3 days
The months with the most sunshine days are July and August (28.3 days).
The month with the least sunshine days is March (13.7 days).
Average UV index in April
Glenhaven, CA
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in April
Glenhaven, CA
- Average cloud cover in April: 33
The month with the most cloud cover is March (Cloud cover 44).
The months with the least cloud cover are July and August (Cloud cover 5).
Average visibility in April
Glenhaven, CA
- Average visibility in April: 6mi
The months with the highest visibility are January, February, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are March and December (5mi).
Glenhaven, California, USA
Weather forecast for your location
2. Allow the app to use your location