World Resorts USA Fontana Weather

Fontana weather in April

Weather in Fontana: April

Average day temperature: 71.3°F
Average night temperature: 51.7°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:
2025
2024
2023

The highest day temperature during April of 2025 was 86°F. At the same time the lowest night temperature was 43°F. Daily and nightly averages during April were 68.2°F and 53.0°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 4.8 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: 10.5.

Best time for vacation in Fontana

Sunniest months:
July 30 days
June 28 days
August 28 days
Warmest months:
August 93.5 °F
July 92.9 °F
September 89.7 °F
Coldest months:
March 62.3 °F
January 62.4 °F
February 64.3 °F
Rainiest months:
February 2 days
January 2 days
March 2 days
Windiest months:
May 4.9 mph
June 4.8 mph
March 4.8 mph

Fontana on a weather map

Fontana
+100°F
E 8 mph
Feels like: +100°F
Precip.: 0%
Places in USA:
Name
°F
+45°F
+75°F
+75°F
+99°F
+93°F
+66°F
+72°F
+72°F
+37°F
+70°F
+86°F
+72°F
+66°F
+77°F
+37°F
24 Hours Forecast
Fontana
Local time: 14:29
March 18, wednesday
1500
100°F
E
8 mph
1800
90°F
E
7 mph
2100
75°F
E
2 mph
March 19, thursday
0000
70°F
S
1 mph
0300
68°F
S
2 mph
0600
70°F
SW
2 mph
0900
75°F
SW
1 mph
1200
93°F
NE
2 mph
Units of measurement: °C / °F