Currently
50°F
in Fallbrook, California, USA
52°F / 49°F
calm
0.00"
Saturday, January 10, 2026 12:57 AM PST
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Fallbrook, California Weather Summary
December,
2025
| Sun | Mon | Tue | Wed | Thu | Fri | Sat |
| 1 | 2 | 3 | 4 | 5 | 6 | |
| 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| 21 | 22 | 23 | 24 | 25 | 26 | 27 |
| 28 | 29 | 30 | 31 |
| Extremes | Average | Normal | ||
| High Temperature: | 86.2°F (30.1°C) | at 1:15PM Dec 10 | 71.5°F (21.9°C) | 67°F (20°C) |
| Low Temperature: | 41.8°F (5.4°C) | at 7:24AM Dec 4 | 50.7°F (10.4°C) | 49°F (9°C) |
| Month Average: | 59.6°F (15.3°C) | for 31 days | ||
| Normal Average: | 56°F (14°C) | |||
| Precipitation: | 1.71" (43.4 mm) | |||
| Date | High | Low | Average | Precipitation |
| December 1 | 68.5°F(20.3°C) | 47.2°F(8.4°C) | 56.3°F(13.5°C) | 0.00"(0.0 mm) |
| December 2 | 68.4°F(20.2°C) | 47.8°F(8.8°C) | 56.6°F(13.7°C) | 0.00"(0.0 mm) |
| December 3 | 67.2°F(19.6°C) | 49.8°F(9.9°C) | 57.0°F(13.9°C) | 0.00"(0.0 mm) |
| December 4 | 69.4°F(20.8°C) | 41.8°F(5.4°C) | 60.1°F(15.6°C) | 0.00"(0.0 mm) |
| December 5 | 71.5°F(21.9°C) | 47.2°F(8.4°C) | 56.6°F(13.6°C) | 0.00"(0.0 mm) |
| December 6 | 71.2°F(21.8°C) | 49.4°F(9.7°C) | 58.2°F(14.5°C) | 0.00"(0.0 mm) |
| December 7 | 74.3°F(23.5°C) | 50.3°F(10.2°C) | 59.7°F(15.4°C) | 0.00"(0.0 mm) |
| December 8 | 80.7°F(27.1°C) | 52.4°F(11.4°C) | 65.5°F(18.6°C) | 0.00"(0.0 mm) |
| December 9 | 82.6°F(28.1°C) | 56.5°F(13.6°C) | 67.9°F(19.9°C) | 0.00"(0.0 mm) |
| December 10 | 86.2°F(30.1°C) | 58.3°F(14.6°C) | 68.0°F(20.0°C) | 0.00"(0.0 mm) |
| December 11 | 80.4°F(26.9°C) | 56.4°F(13.6°C) | 66.1°F(19.0°C) | 0.00"(0.0 mm) |
| December 12 | 76.4°F(24.7°C) | 51.6°F(10.9°C) | 61.3°F(16.3°C) | 0.00"(0.0 mm) |
| December 13 | 68.0°F(20.0°C) | 49.5°F(9.7°C) | 57.6°F(14.2°C) | 0.00"(0.0 mm) |
| December 14 | 68.2°F(20.1°C) | 46.2°F(7.9°C) | 55.7°F(13.2°C) | 0.00"(0.0 mm) |
| December 15 | 67.9°F(19.9°C) | 45.1°F(7.3°C) | 54.6°F(12.6°C) | 0.01"(0.2 mm) |
| December 16 | 74.0°F(23.3°C) | 45.0°F(7.2°C) | 56.6°F(13.6°C) | 0.01"(0.2 mm) |
| December 17 | 68.7°F(20.4°C) | 46.0°F(7.8°C) | 56.1°F(13.4°C) | 0.00"(0.0 mm) |
| December 18 | 80.4°F(26.9°C) | 49.5°F(9.7°C) | 62.6°F(17.0°C) | 0.00"(0.0 mm) |
| December 19 | 76.3°F(24.6°C) | 53.8°F(12.1°C) | 62.1°F(16.7°C) | 0.00"(0.0 mm) |
| December 20 | 63.6°F(17.6°C) | 48.8°F(9.4°C) | 55.1°F(12.8°C) | 0.01"(0.2 mm) |
| December 21 | 71.7°F(22.0°C) | 47.9°F(8.8°C) | 57.5°F(14.2°C) | 0.01"(0.2 mm) |
| December 22 | 71.0°F(21.7°C) | 47.7°F(8.7°C) | 57.5°F(14.2°C) | 0.00"(0.0 mm) |
| December 23 | 60.4°F(15.8°C) | 50.6°F(10.3°C) | 55.8°F(13.2°C) | 0.20"(5.0 mm) |
| December 24 | 68.3°F(20.1°C) | 58.8°F(14.9°C) | 62.3°F(16.8°C) | 0.60"(15.2 mm) |
| December 25 | 69.0°F(20.6°C) | 55.3°F(12.9°C) | 60.2°F(15.7°C) | 0.01"(0.2 mm) |
| December 26 | 65.9°F(18.8°C) | 53.2°F(11.8°C) | 57.1°F(13.9°C) | 0.53"(13.4 mm) |
| December 27 | 61.9°F(16.6°C) | 46.7°F(8.2°C) | 53.5°F(12.0°C) | 0.00"(0.0 mm) |
| December 28 | 68.5°F(20.3°C) | 46.8°F(8.2°C) | 56.3°F(13.5°C) | 0.00"(0.0 mm) |
| December 29 | 72.8°F(22.7°C) | 52.7°F(11.5°C) | 62.9°F(17.2°C) | 0.00"(0.0 mm) |
| December 30 | 71.9°F(22.2°C) | 62.5°F(16.9°C) | 67.7°F(19.9°C) | 0.00"(0.0 mm) |
| December 31 | 70.7°F(21.5°C) | 55.3°F(12.9°C) | 62.3°F(16.8°C) | 0.33"(8.3 mm) |