World Resorts USA Fontana Weather

Fontana weather in April

Weather in Fontana: April

Average day temperature: 71.8°F
Average night temperature: 52.1°F
Number of sunny days: 21 days
Day length: 12.6 - 13.5 hours
Number of rainy days: 1 day
Precipitation totals: 0.5 in.

Air temperature in April, °F

Show year:
2026
2025
2024

The highest day temperature during April of 2026 was 89°F. At the same time the lowest night temperature was 48°F. Daily and nightly averages during April were 75.1°F and 54.4°F.

Sunny, partly cloudy and cloudy days

Mostly all days in April are sunny but cloudy days are also possible.

Precipitation total in April, in.

Precipitation total value in Fontana in April is 0.5 in. Other months of the year show relatively similar values.

Wind speed in April, mph

The average wind speed value in April is 5.0 mph It makes April one of the most windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in April is: 10.6.

Best time for vacation in Fontana

Sunniest months:
July 30 days
August 28 days
June 27 days
Warmest months:
August 93.5 °F
July 92.9 °F
September 89.7 °F
Coldest months:
January 62.4 °F
February 64.3 °F
December 64.4 °F
Rainiest months:
February 2 days
January 2 days
March 2 days
Windiest months:
May 5.0 mph
April 5.0 mph
June 4.9 mph

Fontana on a weather map

Fontana
+68°F
NE 4 mph
Feels like: +68°F
Precip.: 4%
Places in USA:
Name
°F
+64°F
+77°F
+91°F
+64°F
+81°F
+86°F
+72°F
+73°F
+68°F
+66°F
+55°F
+81°F
+79°F
+79°F
+77°F
24 Hours Forecast
Fontana
Local time: 01:11
July 12, sunday
0300
66°F
E
2 mph
0600
63°F
E
2 mph
0900
75°F
NE
3 mph
1200
91°F
NE
6 mph
1500
93°F
NE
9 mph
1800
90°F
NE
8 mph
2100
77°F
E
4 mph
July 13, monday
0000
75°F
E
4 mph
Units of measurement: °C / °F