Currently: 56 °F. Fog. (Weather station: Fullerton Municipal Airport, USA). See more current weatherFullerton Extended Forecast with high and low temperatures
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 | ||
| Wed Jan 21 |  | 68 / 49 °F | Overcast. | 67 °F | 3 mph | ↑ | 55% | 0% | 0.00" | 0 (Low) | 6:54 am | 5:11 pm |
| Thu Jan 22 | | 66 / 53 °F | Cloudy. | 65 °F | 4 mph | ↑ | 59% | 2% | 0.00" | 3 (Moderate) | 6:54 am | 5:12 pm |
| Fri Jan 23 |  | 65 / 52 °F | Partly cloudy. | 64 °F | 8 mph | ↑ | 63% | 0% | 0.00" | 3 (Moderate) | 6:53 am | 5:13 pm |
| Sat Jan 24 |  | 69 / 49 °F | Sunny. | 68 °F | 8 mph | ↑ | 56% | 2% | 0.00" | 3 (Moderate) | 6:53 am | 5:14 pm |
| Sun Jan 25 | | 70 / 46 °F | Overcast. | 69 °F | 3 mph | ↑ | 11% | 0% | 0.00" | 0 (Low) | 6:52 am | 5:15 pm |
| Mon Jan 26 | | 73 / 48 °F | Cloudy. | 72 °F | 4 mph | ↑ | 8% | 0% | 0.00" | 0 (Low) | 6:52 am | 5:16 pm |
| Tue Jan 27 | | 73 / 49 °F | Overcast. | 73 °F | 5 mph | ↑ | 10% | 0% | 0.00" | 0 (Low) | 6:51 am | 5:17 pm |
| Wed Jan 28 | | 73 / 48 °F | Breaks of sun late. | 73 °F | 3 mph | ↑ | 9% | 3% | 0.00" | 3 (Moderate) | 6:50 am | 5:18 pm |
| Thu Jan 29 | | 73 / 57 °F | Morning clouds. | 74 °F | 5 mph | ↑ | 14% | 4% | 0.00" | 0 (Low) | 6:50 am | 5:19 pm |
| Fri Jan 30 | | 71 / 55 °F | Sunny. | 76 °F | 5 mph | ↑ | 31% | 3% | 0.00" | 3 (Moderate) | 6:49 am | 5:20 pm |
| Sat Jan 31 | | 71 / 55 °F | Overcast. | 73 °F | 3 mph | ↑ | 13% | 5% | 0.00" | 3 (Moderate) | 6:49 am | 5:21 pm |
| Sun Feb 1 | | 74 / 56 °F | Overcast. | 74 °F | 4 mph | ↑ | 18% | 4% | 0.00" | 0 (Low) | 6:48 am | 5:22 pm |
| Mon Feb 2 | | 73 / 55 °F | Morning clouds. | 77 °F | 10 mph | ↑ | 43% | 4% | 0.00" | 3 (Moderate) | 6:47 am | 5:23 pm |
| Tue Feb 3 | | 76 / 56 °F | Afternoon clouds. | 78 °F | 6 mph | ↑ | 46% | 5% | 0.00" | 3 (Moderate) | 6:46 am | 5:24 pm |
| Wed Feb 4 | | 74 / 56 °F | Overcast. | 77 °F | 7 mph | ↑ | 42% | 6% | 0.00" | 3 (Moderate) | 6:46 am | 5:25 pm |
| * Updated Wednesday, January 21, 2026 1:24:03 am Fullerton time - Weather by CustomWeather, © 2026 | ||||||||||||