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 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
In Winnetka, April's average high-temperature stands at a pleasant 70.3°F (21.3°C), closely related to the preceding month. During the month of April, an average low-temperature of 50.9°F (10.5°C) is recorded.Humidity
In April, the average relative humidity is 56%.Rainfall
In Winnetka, California, in April, it is raining for 4.8 days, with typically 0.39" (10mm) of accumulated precipitation. In Winnetka, during the entire year, the rain falls for 42.7 days and collects up to 6.46" (164mm) of precipitation.Snowfall
January through November are months without snowfall.Daylight
In April, the average length of the day in Winnetka is 13h and 4min.On the first day of the month, sunrise is at 6:40 am and sunset at 7:15 pm. On the last day of April, sunrise is at 6:04 am and sunset at 7:38 pm PDT.
Sunshine
The average sunshine in April is 11.2h.UV index
The average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 5 in April interprets into the following advice:
Adopt protective measures - Suggestions to resist sunburn are offered. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Winnetka?
What is the average humidity in April in Winnetka?
How much 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 many hours of sunshine does Winnetka have in April?
What is the UV index intensity in April?
Average temperature in April
Winnetka, CA
- Average high temperature in April: 70.3°F
The warmest month (with the highest average high temperature) is August (85.6°F).
The month with the lowest average high temperature is December (61.9°F).
- Average low temperature in April: 50.9°F
The month with the highest average low temperature is August (64.8°F).
The coldest month (with the lowest average low temperature) is December (46.9°F).
Average pressure in April
Winnetka, CA
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in April
Winnetka, CA
- Average wind speed in April: 6mph
The windiest months (with the highest average wind speed) are January and December (6.1mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).
Average humidity in April
Winnetka, CA
- Average humidity in April: 56%
The month with the highest relative humidity is June (59%).
The month with the lowest relative humidity is November (47%).
Average rainfall in April
Winnetka, CA
- Average rainfall in April: 0.39"
The wettest month (with the highest rainfall) is February (1.22").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in April
Winnetka, CA
- Average rainfall days in April: 4.8 days
The month with the highest number of rainy days is March (6.5 days).
The month with the least rainy days is June (1.4 days).
Average snowfall days in April
Winnetka, CA
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in April /
Average sunshine in April
Winnetka, CA
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in April: 11h and 1min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 48min).
Average sunshine days in April
Winnetka, CA
- Average sunshine days in April: 24.6 days
The months with the most sunshine days are August and October (27.3 days).
The month with the least sunshine days is February (22 days).
Average UV index in April
Winnetka, CA
- Average UV index in April: 5
The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in April
Winnetka, CA
- Average cloud cover in April: 17
The month with the most cloud cover is March (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 4).
Average visibility in April
Winnetka, 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).
Winnetka, California, USA
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