Currently: 57 °F. Mostly cloudy. (Weather station: Fullerton Municipal Airport, USA). See more current weatherCity of Fullerton Extended Forecast with high and low temperatures
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
53
56
59
62
65
68
71
74
77
80
83
86
May 4 – May 10
Lo:57
Sun, 4
Hi:65
7
Lo:56
Mon, 5
Hi:67
10
Lo:54
Tue, 6
Hi:69
10
Lo:56
Wed, 7
Hi:75
10
Lo:56
Thu, 8
Hi:84
10
Lo:58
Fri, 9
Hi:83
10
Lo:58
Sat, 10
Hi:87
8
May 11 – May 17
Lo:60
Sun, 11
Hi:84
9
Lo:67
Mon, 12
Hi:85
7
Lo:65
Tue, 13
Hi:82
9
Lo:65
Wed, 14
Hi:77
14
Lo:64
Thu, 15
Hi:77
11
Lo:65
Fri, 16
Hi:77
10
Lo:66
Sat, 17
Hi:79
10
May 18 – May 24
Lo:68
Sun, 18
Hi:81
10
Sun, May 4
65 / 57 °F
Overcast.
Feels Like: 64 °F
Humidity: 58%
Precipitation: Rain: 0 Snow: 0
Precipitation Chance: 1%
S
Wind: 7 mph
2 Week Extended Forecast in City of Fullerton, California, USA
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| Conditions | Comfort | Precipitation | Sun | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | Temperature | Weather | Feels Like | Wind | Humidity | Chance | Amount | UV | Sunrise | Sunset | ||
| Sun May 4 |  | 65 / 57 °F | Overcast. | 64 °F | 7 mph | ↑ | 58% | 1% | - | 3 (Moderate) | 5:59 am | 7:37 pm |
| Mon May 5 | | 67 / 56 °F | Mostly cloudy. | 66 °F | 10 mph | ↑ | 57% | 1% | - | 3 (Moderate) | 5:58 am | 7:38 pm |
| Tue May 6 |  | 69 / 54 °F | Scattered clouds. | 68 °F | 10 mph | ↑ | 58% | 0% | - | 5 (Moderate) | 5:57 am | 7:39 pm |
| Wed May 7 |  | 75 / 56 °F | Sunny. | 78 °F | 10 mph | ↑ | 48% | 0% | - | 7 (High) | 5:56 am | 7:40 pm |
| Thu May 8 | | 84 / 56 °F | Broken clouds. | 82 °F | 10 mph | ↑ | 38% | 0% | - | 5 (Moderate) | 5:55 am | 7:41 pm |
| Fri May 9 | | 83 / 58 °F | Decreasing cloudiness. | 81 °F | 10 mph | ↑ | 39% | 0% | - | 7 (High) | 5:54 am | 7:41 pm |
| Sat May 10 | | 87 / 58 °F | Scattered clouds. | 84 °F | 8 mph | ↑ | 33% | 0% | - | 3 (Moderate) | 5:54 am | 7:42 pm |
| Sun May 11 | | 84 / 60 °F | Mostly cloudy. | 82 °F | 9 mph | ↑ | 25% | 2% | - | 5 (Moderate) | 5:53 am | 7:43 pm |
| Mon May 12 | | 85 / 67 °F | Cloudy. | 82 °F | 7 mph | ↑ | 25% | 3% | - | 5 (Moderate) | 5:52 am | 7:44 pm |
| Tue May 13 | | 82 / 65 °F | Overcast. | 80 °F | 9 mph | ↑ | 25% | 6% | - | 3 (Moderate) | 5:51 am | 7:44 pm |
| Wed May 14 | | 77 / 65 °F | Sunny. | 77 °F | 14 mph | ↑ | 31% | 6% | - | 7 (High) | 5:50 am | 7:45 pm |
| Thu May 15 | | 77 / 64 °F | Sunny. | 78 °F | 11 mph | ↑ | 34% | 4% | - | 7 (High) | 5:50 am | 7:46 pm |
| Fri May 16 | | 77 / 65 °F | Sunny. | 78 °F | 10 mph | ↑ | 42% | 4% | - | 7 (High) | 5:49 am | 7:47 pm |
| Sat May 17 |  | 79 / 66 °F | Afternoon clouds. | 79 °F | 10 mph | ↑ | 37% | 4% | - | 5 (Moderate) | 5:48 am | 7:47 pm |
| Sun May 18 | | 81 / 68 °F | Cloudy. | 80 °F | 10 mph | ↑ | 40% | 6% | - | 3 (Moderate) | 5:48 am | 7:48 pm |
| * Updated Sunday, May 4, 2025 2:23:47 am City of Fullerton time - Weather by CustomWeather, © 2025 | ||||||||||||