 |
 Current Fullerton Weather Conditions |
Updated December 5th at 3:53 pm |
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| Temperature: | 66°F |
Dew Point: | 34°F |
| Barometer: | 30.04 inHg |
Wind: | N 13 Mph |
| Humidity: | 29.9% |
Visibility: | 0M |
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| Fullerton Weather Forecast Summary |
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Today
Dec 5th
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Saturday
Dec 6th
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Sunday
Dec 7th
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Monday
Dec 8th
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Tuesday
Dec 9th
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Sunny |
Sunny |
Cloudy |
Mix of Cloud and Sun |
Mix of Cloud and Sun |
68°F
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69°F
56°F |
71°F
57°F |
75°F
59°F |
77°F
61°F |
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| Fullerton Detailed Weather Forecast |
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| Friday, December 5th, 2025 |
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Evening |
Temperature: 59°F |
| Clear. |
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| Saturday, December 6th, 2025 |
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Overnight |
Temperature: 57°F |
| Clear. |
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Morning |
Temperature: 66°F |
| Sunny. |
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Afternoon |
Temperature: 65°F |
| Sunny. |
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Evening |
Temperature: 59°F |
| Clear. |
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| Sunday, December 7th, 2025 |
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Overnight |
Temperature: 57°F |
| Clear. |
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Morning |
Temperature: 68°F |
| Sunny. |
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Afternoon |
Temperature: 68°F |
| Cloudy. |
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Evening |
Temperature: 62°F |
| Clear. |
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| Monday, December 8th, 2025 |
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Overnight |
Temperature: 59°F |
| A mix of cloudy and clear skies. |
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Morning |
Temperature: 71°F |
| Sunny. |
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Afternoon |
Temperature: 71°F |
| Sunny. |
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Evening |
Temperature: 64°F |
| Clear. |
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| Tuesday, December 9th, 2025 |
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Overnight |
Temperature: 61°F |
| Clear. |
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Morning |
Temperature: 74°F |
| Sunny. |
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Afternoon |
Temperature: 73°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 66°F |
| Mostly clear. |
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| Wednesday, December 10th, 2025 |
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Overnight |
Temperature: 63°F |
| Clear. |
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Morning |
Temperature: 73°F |
| A mix of sun and cloud. |
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Afternoon |
Temperature: 71°F |
| Sunny. |
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Evening |
Temperature: 64°F |
| Clear. |
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| Thursday, December 11th, 2025 |
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Overnight |
Temperature: 61°F |
| Clear. |
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Morning |
Temperature: 71°F |
| Sunny. |
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Afternoon |
Temperature: 71°F |
| Sunny. |
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Evening |
Temperature: 64°F |
| Clear. |
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| Friday, December 12th, 2025 |
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Overnight |
Temperature: 62°F |
| Clear. |
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Morning |
Temperature: 73°F |
| Sunny. |
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Afternoon |
Temperature: 72°F |
| Sunny. |
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Evening |
Temperature: 65°F |
| Clear with cloudy periods. |
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| Saturday, December 13th, 2025 |
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Overnight |
Temperature: 62°F |
| Cloudy. |
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Morning |
Temperature: 72°F |
| Sunny with cloudy periods. |
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Afternoon |
Temperature: 70°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 64°F |
| Cloudy. |
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