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
Winchester, California, experiences a subtle adjustment in high-temperatures to an agreeable 70.7°F (21.5°C) with the onset of April, maintaining near parity with March's 66.7°F (19.3°C). Winchester, amid April nights, sees a noteworthy disparity from daily highs with an average temperature of 47.8°F (8.8°C).Humidity
The average relative humidity in April is 58%.Rainfall
In Winchester, in April, during 5.8 rainfall days, 0.55" (14mm) of precipitation is typically accumulated. Throughout the year, there are 55.7 rainfall days, and 7.05" (179mm) of precipitation is accumulated.Snowfall
In Winchester, snow does not fall in January, March through December.Daylight
The average length of the day in April is 13h and 3min.On the first day of the month, sunrise is at 6:34 am and sunset at 7:09 pm. On the last day of April, sunrise is at 5:59 am and sunset at 7:31 pm PDT.
Sunshine
In April, the average sunshine is 10.9h.UV index
In Winchester, the average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The average daily UV index of 5 in April transforms into the following instructions:
Put precautions into practice - Protective measures against sun-induced damage are advised. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
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 many days does it rain in April?
When it does not snow?
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?
How high is the UV index in April?
Average temperature in April
Winchester, CA
- Average high temperature in April: 70.7°F
The warmest month (with the highest average high temperature) is August (89.6°F).
The month with the lowest average high temperature is December (61°F).
- Average low temperature in April: 47.8°F
The month with the highest average low temperature is August (63.3°F).
The coldest month (with the lowest average low temperature) is December (43°F).
Average pressure in April
Winchester, CA
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in April
Winchester, CA
- Average wind speed in April: 5.5mph
The windiest month (with the highest average wind speed) is April (5.5mph).
The calmest months (with the lowest average wind speed) are August and September (4.2mph).
Average humidity in April
Winchester, CA
- Average humidity in April: 58%
The month with the highest relative humidity is May (60%).
The month with the lowest relative humidity is August (47%).
Average rainfall in April
Winchester, CA
- Average rainfall in April: 0.55"
The wettest month (with the highest rainfall) is December (1.38").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in April
Winchester, CA
- Average rainfall days in April: 5.8 days
The month with the highest number of rainy days is March (7.2 days).
The month with the least rainy days is June (1.3 days).
Average snowfall in April
Winchester, 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
Winchester, CA
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (0.2 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
Winchester, CA
- Average daylight in April: 13h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in April: 10h and 5min
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
Winchester, CA
- Average sunshine days in April: 22.8 days
The month with the most sunshine days is June (26.9 days).
The month with the least sunshine days is February (21.6 days).
Average UV index in April
Winchester, CA
- Average UV index in April: 5
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in April
Winchester, CA
- Average cloud cover in April: 21
The months with the most cloud cover are March and December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in April
Winchester, 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).
Winchester, California, USA
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