Normal weather for San Bernardino in April
It's hot in April in San Bernardino with an average temperature of 30°C. Temperatures this month range from a low of 27°C to a high of 31°C. At night, you can expect temperatures between 16°C and 22°C.
In April, there is an average of 150 mm of precipitation, spread over 16 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
San Bernardino in April |
New York | ||
|---|---|---|---|
 Average Temperature |
30°C | 17°C | |
 High Temp |
31°C | 22°C | |
| Low Temp |
27°C | 12°C | |
 Total Precipitation |
150 mm | 81 mm | |
| Rainy Days |
16 days | 11 days | |
Start of April
The month of April starts in San Bernardino with hot temps, averaging around 31°C during the day and nights around 21°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
With the temperature difference between day and night, it’s smart to wear layers. For the daytime, light clothing like shorts or a dress, and a hat and sunglasses are perfect. In the evening and morning, a T-shirt, light pants or skirt, and a light jacket are ideal.
Mid April
By mid-April, daytime temps drop to around 30°C, with nights around 20°C. There’s a high chance of precipitation during this time.
Since it cools down at night, it’s a good idea to wear layers. For the daytime, light clothing like shorts or a dress, and a hat and sunglasses are perfect. In the evening and morning, a T-shirt, light pants or skirt, and a light jacket are ideal.
End of April
By the end of April, the average daytime temperature in San Bernardino is around 29°C, while nighttime temps are about 19°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
Because temperatures drop in the evening, wearing layers is recommended. For the daytime, light clothing like shorts or a dress, and a hat and sunglasses are perfect. In the evening and morning, a T-shirt, light pants or skirt, and a light jacket are ideal.
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UV index
The UV index is a maximum of 8 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 San Bernardino?
Looking for sun? April isn’t a good month to be in San Bernardino. The temperature is nice, but there’s too much chance of rain.
Temperature records for San Bernardino in April
Check out the climate of San Bernardino for all months and discover the best travel time
March
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Daily Temperature in April in San Bernardino
This chart shows the average daily high and low temperatures in April for San Bernardino, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in April in San Bernardino
The chart below shows the average daily precipitation in April for San Bernardino, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed 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 it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for April, you can expect about 16 days of precipitation in San Bernardino.
Daily UV Index in April in San Bernardino
This chart shows the average daily UV index in April in San Bernardino, 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 San Bernardino Over the Years
This chart shows the average temperature in April in San Bernardino, measured in degrees Celsius, over the past few years.
Total Precipitation in April in San Bernardino Over the Years
This chart shows the average precipitation in April in San Bernardino, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily Climate in April for San Bernardino
Click on any day in April to get detailed info about the usual weather on that day in San Bernardino. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in April in San Bernardino
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Average Weather in San Bernardino by Month
Click on a month below to see detailed weather info for San Bernardino. 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 San Bernardino for all months at once
