World Resorts USA Fontana Weather

Fontana weather in May

Weather in Fontana: May

Average day temperature: 77.7°F
Average night temperature: 55.9°F
Number of sunny days: 27 days
Day length: 13.6 - 14.3 hours
Number of rainy days: 0 days
Precipitation totals: 0.1 in.

Air temperature in May, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
14
28
42
56
70
84
98
Day temperature   
Night temperature

The highest day temperature during May of 2024 was 82°F. At the same time the lowest night temperature was 46°F. Daily and nightly averages during May were 73.9°F and 54.5°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
87%
10%
3%

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

Precipitation total in May, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.2
0.3
0.5
0.7
0.8
1.0
1.2

Precipitation total value in Fontana in May is 0.1 in. Other months of the year show relatively similar values.

Wind speed in May, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.8
1.7
2.5
3.4
4.2
5.0
5.9
3.6
4.2
3.8
4.1
4.3
4.5
4.8
4.7
4.8
4.4
4.4
3.6
4.2
3.8
4.1
4.3
4.5
4.8
4.9
4.7
4.8
4.4
4.4

The average wind speed value in May is 4.9 mph It makes May most windy month of the year.

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
2.3
4.6
6.9
9.2
11.5
13.8
16.1
6.7
8.4
9.8
11.4
12.3
13.2
13.4
10.9
7.7
7.7
7.4
6.7
8.4
9.8
11.4
12.3
13.2
13.4
12.2
10.9
7.7
7.7
7.4

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 May is: 12.2.

Best time for vacation in Fontana

Sunniest months:
July 30 days
June 28 days
August 28 days
Warmest months:
July 94.3 °F
August 93.7 °F
September 90.2 °F
Coldest months:
January 61.2 °F
March 62.3 °F
December 62.8 °F
Rainiest months:
February 2 days
January 2 days
March 2 days
Windiest months:
May 4.9 mph
March 4.8 mph
June 4.8 mph

Fontana on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
+66°F
+73°F
+75°F
+75°F
+64°F
+63°F
+73°F
+72°F
+72°F
+59°F
+50°F
+70°F
+73°F
+73°F
+46°F
24 Hours Forecast
Fontana
Local time: 21:02
April 20, sunday
0000
57°F
E
1 mph
0300
55°F
S
1 mph
0600
55°F
SW
1 mph
0900
63°F
N
2 mph
1200
73°F
NE
5 mph
1500
73°F
NE
9 mph
1800
68°F
E
10 mph
2100
63°F
NE
5 mph
Units of measurement: °C / °F