Currently: 76 °F. Sunny. (Weather station: Fullerton Municipal Airport, USA). See more current weatherFullerton Extended Forecast with high and low temperatures
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
60
63
66
69
72
75
78
81
84
87
Jul 13 – Jul 19
Lo:62
Mon, 14
Hi:81
10
Lo:63
Tue, 15
Hi:79
10
Lo:62
Wed, 16
Hi:79
11
Lo:61
Thu, 17
Hi:81
10
Lo:61
Fri, 18
Hi:83
10
Lo:63
Sat, 19
Hi:85
10
Jul 20 – Jul 26
Lo:64
Sun, 20
Hi:85
10
Lo:64
Mon, 21
Hi:84
10
Lo:68
Tue, 22
Hi:80
10
Lo:68
Wed, 23
Hi:80
11
Lo:68
Thu, 24
Hi:81
10
Lo:70
Fri, 25
Hi:85
10
Lo:71
Sat, 26
Hi:85
10
Jul 27 – Aug 2
Lo:71
Sun, 27
Hi:85
10
Lo:73
Mon, 28
Hi:87
10
Mon, Jul 14
81 / 62 °F
Mostly sunny.
Feels Like: 81 °F
Humidity: 51%
Precipitation: Rain: 0 Snow: 0
Precipitation Chance: 0%
SW
Wind: 10 mph
2 Week Extended Forecast in Fullerton, California, USA
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| Conditions | Comfort | Precipitation | Sun | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | Temperature | Weather | Feels Like | Wind | Humidity | Chance | Amount | UV | Sunrise | Sunset | ||
| Mon Jul 14 |  | 81 / 62 °F | Mostly sunny. | 81 °F | 10 mph | ↑ | 51% | 0% | 0.00" | 10 (Very high) | 5:51 am | 8:03 pm |
| Tue Jul 15 | | 79 / 63 °F | Mostly sunny. | 80 °F | 10 mph | ↑ | 54% | 0% | 0.00" | 10 (Very high) | 5:52 am | 8:03 pm |
| Wed Jul 16 | | 79 / 62 °F | Mostly sunny. | 80 °F | 11 mph | ↑ | 53% | 0% | 0.00" | 10 (Very high) | 5:52 am | 8:02 pm |
| Thu Jul 17 | | 81 / 61 °F | Mostly sunny. | 81 °F | 10 mph | ↑ | 49% | 0% | 0.00" | 5 (Moderate) | 5:53 am | 8:02 pm |
| Fri Jul 18 | | 83 / 61 °F | Sunny. | 82 °F | 10 mph | ↑ | 46% | 0% | 0.00" | 7 (High) | 5:54 am | 8:01 pm |
| Sat Jul 19 | | 85 / 63 °F | Sunny. | 83 °F | 10 mph | ↑ | 42% | 0% | 0.00" | 7 (High) | 5:54 am | 8:01 pm |
| Sun Jul 20 | | 85 / 64 °F | Sunny. | 83 °F | 10 mph | ↑ | 43% | 0% | 0.00" | 7 (High) | 5:55 am | 8:00 pm |
| Mon Jul 21 | | 84 / 64 °F | Sunny. | 83 °F | 10 mph | ↑ | 45% | 1% | 0.00" | 7 (High) | 5:56 am | 7:59 pm |
| Tue Jul 22 | | 80 / 68 °F | Sunny. | 79 °F | 10 mph | ↑ | 36% | 1% | 0.00" | 7 (High) | 5:56 am | 7:59 pm |
| Wed Jul 23 | | 80 / 68 °F | Sunny. | 80 °F | 11 mph | ↑ | 37% | 2% | 0.00" | 7 (High) | 5:57 am | 7:58 pm |
| Thu Jul 24 | | 81 / 68 °F | Sunny. | 80 °F | 10 mph | ↑ | 35% | 4% | 0.00" | 7 (High) | 5:58 am | 7:57 pm |
| Fri Jul 25 | | 85 / 70 °F | Sunny. | 82 °F | 10 mph | ↑ | 31% | 3% | 0.00" | 7 (High) | 5:58 am | 7:57 pm |
| Sat Jul 26 | | 85 / 71 °F | Sunny. | 82 °F | 10 mph | ↑ | 31% | 3% | 0.00" | 7 (High) | 5:59 am | 7:56 pm |
| Sun Jul 27 | | 85 / 71 °F | Sunny. | 82 °F | 10 mph | ↑ | 29% | 3% | 0.00" | 7 (High) | 6:00 am | 7:55 pm |
| Mon Jul 28 | | 87 / 73 °F | Sunny. | 84 °F | 10 mph | ↑ | 30% | 4% | 0.00" | 7 (High) | 6:00 am | 7:55 pm |
| * Updated Monday, July 14, 2025 8:24:06 am Fullerton time - Weather by CustomWeather, © 2025 | ||||||||||||