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Weather in Fontana, California for June 2026

Your guide to Fontana weather in June - trends and predictions

    Official Weather Alert ⚠️

  • Beach Hazards Statement - See hour by hour.

    • Temperatures

  • So far, June 2026 in Fontana shows a warmer trend than usual by 3.6 °F.

  • The forecast for the upcoming days in Fontana predicts a temperature of 33.5 °F, which is slightly above the historical average.

  • In general, the average temperature in Fontana at the beginning of June is 28.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 32.4 °F by the end of June.

    • Rain 🌧️

  • Precipitation in Fontana during June is a rare event, with an average of fewer than 2 rainy days.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
29
Dry days
Average rainy days
1
Rainy days
Average snowy days
0
Snow days
Average temperatures
29°/17°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
47 %
Avg humidity

Fontana Weather June

Move between months or click on a day
May
July
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
27°
2
Sunny
28°
3
Sunny
29°
4
Sunny
30°
5
Partly cloudy
29°
6
Sunny
28°
7
Sunny
28°
8
Sunny
28°
9
Sunny
28°
10
Sunny
31°
11
Sunny
29°
12
Sunny
30°
13
Sunny
30°
14
Sunny
31°
15
Sunny
31°
16
Sunny
31°
17
Sunny
31°
18
Sunny
31°
19
Sunny
30°
20
Weather Alert Sunny
31°
21
Sunny
29°
22
Sunny
32°
23
Sunny
34°
24
Sunny
35°
25
Sunny
33°
26
Sunny
32°
27
Sunny
30°
28
Sunny
30°
29
Sunny
32°
30
Sunny
35°

Temperatures trend during June in Fontana

See the weather trend as well as the moving average line

June weather in Fontana day by day

Click on a date for more information
May July
Date Weather Temperatures Rain UV More
Jun. 1 Sunny
Sunny
 27° /15° 0.1 mm 8
Jun. 2 Sunny
Sunny
 28° /14° 0.1 mm 9
Jun. 3 Sunny
Sunny
 29° /14° 0 mm 9
Jun. 4 Sunny
Sunny
 30° /15° 0 mm 9
Jun. 5 Partly cloudy
Partly cloudy
 29° /15° 0 mm 9
Jun. 6 Sunny
Sunny
 28° /15° 0.2 mm 9
Jun. 7 Sunny
Sunny
 28° /15° 0.1 mm 9
Jun. 8 Sunny
Sunny
 28° /14° 0 mm 9
Jun. 9 Sunny
Sunny
 28° /15° 0 mm 8
Jun. 10 Sunny
Sunny
 31° /16° 0 mm 8
Jun. 11 Sunny
Sunny
 29° /16° 0.9 mm 8
Jun. 12 Sunny
Sunny
 30° /17° 0.6 mm 8
Jun. 13 Sunny
Sunny
 30° /17° 0 mm 9
Jun. 14 Sunny
Sunny
 31° /16° 0 mm 9
Jun. 15 Sunny
Sunny
 31° /18° 0.1 mm 9
Jun. 16 Sunny
Sunny
 31° /17° 0 mm 9
Jun. 17 Sunny
Sunny
 31° /17° 0 mm 9
Jun. 18 Sunny
Sunny
 31° /17° 0 mm 9
Jun. 19 Sunny
Sunny
 30° /16° 0 mm 9
Jun. 20 Sunny
Sunny
 31° /12° 0 mm 11.7
Jun. 21 Sunny
Sunny
 29° /13° 0 mm 11.9
Jun. 22 Sunny
Sunny
 32° /14° 0 mm 11.7
Jun. 23 Sunny
Sunny
 34° /17° 0 mm 11.8
Jun. 24 Sunny
Sunny
 35° /19° 0 mm 0
Jun. 25 Sunny
Sunny
 33° /18° 0 mm 6
Jun. 26 Sunny
Sunny
 32° /17° 0 mm 6
Jun. 27 Sunny
Sunny
 30° /16° 0 mm 6
Jun. 28 Sunny
Sunny
 30° /16° 0 mm 6
Jun. 29 Sunny
Sunny
 32° /15° 0 mm 6
Jun. 30 Sunny
Sunny
 35° /18° 0 mm 7
Next
Important Notice
Our weather forecast for Fontana in June is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Fontana forecast closer to your planned date for the most up-to-date weather information.
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Fontana in June - FAQ

What are the expected maximum and minimum temperatures in Fontana during June?

During June, expect a variety of temperatures with highs around 29° and lows near 17°, suitable for diverse activities and preferences.

How much rainfall should be expected in Fontana during June?

Rainfall in Fontana during June is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 1 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.

What are the typical wind conditions in Fontana during June?

The average wind speed in Fontana during June is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

UV exposure in Fontana during June

Stay informed about UV levels for safe outdoor activities throughout the month of June ☀️

Quick links

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Location coordinates Where is Fontana?

Get accurate weather forecasts for Fontana, located at latitude 34.092 and longitude -117.435. Stay updated with localized weather information tailored for Fontana.

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