Temperatures in April
It's warm in April in Fullerton with an average temperature of 26°C. Temperatures this month range from a low of 23°C to a high of 28°C. At night, you can expect temperatures between 13°C and 18°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Fullerton in April. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of April
The month of April starts in Fullerton with warm temperatures, averaging around 26°C during the day and nights close to 15°C. Plenty of days with a chance of precipitation.
Since temperatures can differ between day and night, it’s a good idea to dress in layers.
Mid-April
By mid-April, the average daytime temperature stays the same at 26°C, with nights close to 16°C. The chance of precipitation is high during this period.
Temperatures vary between day and night, so it’s smart to wear layers.
End of April
By the end of April, the average daytime temperature in Fullerton will be around 28°C, with nights close to 16°C. There’s a significant chance of many days with precipitation.
As it gets cooler in the evening, it’s best to wear layers.
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Precipitation in April
In April, there is an average of 332 mm of precipitation, spread over 8 days. The wind speed is around 3 Bft, mostly coming from the Southeast.
The average precipitation chance is 28% per day this month. Though it seems pretty low, the weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in April for Fullerton. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Fullerton in April |
London | ||
|---|---|---|---|
 Average Temperature |
26°C | 15°C | |
 High Temp |
28°C | 18°C | |
| Low Temp |
23°C | 12°C | |
 Total Precipitation |
332 mm | 29 mm | |
| Rainy Days |
8 days | 7 days | |
March
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is April a good time to visit Fullerton?
After some sun? Then April isn’t the best time to be in Fullerton. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Fullerton in April
With 32°C, Fullerton hit the highest temperature in the last 10 years in April 2014. The lowest daytime temperature in this month was 13°C in 2018. The extreme night temperatures ranged from a low of 0°C to a high of 25°C.
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Daily Temperature in April in Fullerton
This chart shows the average daily temperatures, both day and night, for each day in April in Fullerton, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in April in Fullerton
The chart below shows the average daily precipitation in April for Fullerton, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for April, you can expect around 8 days of rain in Fullerton.
Daily UV Index in April in Fullerton
This chart shows the average daily UV index in April in Fullerton, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in April in Fullerton Over the Years
This chart shows the average temperature in April in Fullerton, measured in degrees Celsius, over the past years.
Total Precipitation in April in Fullerton Over the Years
This chart shows the average precipitation in April in Fullerton, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in April for Fullerton
Click on a specific day in April for detailed info on the typical weather on that day in Fullerton. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in April in Fullerton
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Average Weather in Fullerton by Month
Click on a month below to see detailed weather info for Fullerton. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Fullerton for all months at once
