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
April brings a slight elevation in the average high-temperature, transitioning from March's mild 58.6°F (14.8°C) to an enjoyable 66°F (18.9°C). A noticeable downturn in temperature characterizes the April nights, averaging at a frosty 43.2°F (6.2°C).Humidity
In Clearlake Oaks, the average relative humidity in April is 66%.Rainfall
In Clearlake Oaks, during April, the rain falls for 8.9 days and regularly aggregates up to 0.91" (23mm) of precipitation. Throughout the year, there are 79.8 rainfall days, and 17.44" (443mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall in Clearlake Oaks.Daylight
The average length of the day in April is 13h and 16min.On the first day of the month, sunrise is at 6:53 am and sunset at 7:34 pm. On the last day of April, sunrise is at 6:12 am and sunset at 8:03 pm PDT.
Sunshine
In April, the average sunshine is 9.7h.UV index
The average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index of 4 during April translates into these guidelines:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures?
What is the average humidity in April?
How much does it rain in April?
When it does not snow?
Does it snow in April?
How many hours of daylight does Clearlake Oaks have in April?
When are sunrise and sunset in April?
How long on average sun shines in April?
How high is the UV index in April?
Average temperature in April
Clearlake Oaks, CA
- Average high temperature in April: 66°F
The warmest month (with the highest average high temperature) is July (91.2°F).
The month with the lowest average high temperature is December (52.7°F).
- Average low temperature in April: 43.2°F
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is December (38.1°F).
Average pressure in April
Clearlake Oaks, 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
Clearlake Oaks, CA
- Average wind speed in April: 5.7mph
The windiest month (with the highest average wind speed) is April (5.7mph).
The calmest month (with the lowest average wind speed) is November (4.3mph).
Average humidity in April
Clearlake Oaks, CA
- Average humidity in April: 66%
The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (44%).
Average rainfall in April
Clearlake Oaks, CA
- Average rainfall in April: 0.91"
The wettest month (with the highest rainfall) is February (3.7").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in April
Clearlake Oaks, CA
- Average rainfall days in April: 8.9 days
The month with the highest number of rainy days is March (13.9 days).
The months with the least rainy days are July and August (1.1 days).
Average snowfall in April
Clearlake Oaks, CA
- Average snowfall in April: 0"
The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Clearlake Oaks, 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
Clearlake Oaks, 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
Clearlake Oaks, CA
- Average sunshine days in April: 20.1 days
The month with the most sunshine days is July (29.4 days).
The month with the least sunshine days is March (15.8 days).
Average UV index in April
Clearlake Oaks, CA
- Average UV index in April: 4
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are November and December (UV index 2).
Average cloud cover in April
Clearlake Oaks, CA
- Average cloud cover in April: 32
The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in April
Clearlake Oaks, 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).
Clearlake Oaks, California, USA
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