Currently
55°F
in Fallbrook, California, USA
56°F / 54°F
calm
0.00"
Friday, April 25, 2025 10:21 PM PDT
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Fallbrook, California Weather Summary
December,
2021
| 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: | 83.0°F (28.3°C) | at 2:04PM Dec 1 | 64.0°F (17.8°C) | 67°F (19°C) |
| Low Temperature: | 40.0°F (4.4°C) | at 6:33AM Dec 15 | 48.0°F (8.9°C) | 48°F (9°C) |
| Month Average: | 54.7°F (12.6°C) | for 31 days | ||
| Normal Average: | 56°F (14°C) | |||
| Precipitation: | 4.50" (114.3 mm) | |||
| Date | High | Low | Average | Precipitation |
| December 1 | 83.0°F(28.3°C) | 51.3°F(10.7°C) | 63.8°F(17.7°C) | 0.00"(0.0 mm) |
| December 2 | 65.1°F(18.4°C) | 45.6°F(7.6°C) | 54.7°F(12.6°C) | 0.01"(0.2 mm) |
| December 3 | 66.6°F(19.2°C) | 50.9°F(10.5°C) | 55.2°F(12.9°C) | 0.01"(0.2 mm) |
| December 4 | 66.3°F(19.0°C) | 50.6°F(10.3°C) | 55.5°F(13.1°C) | 0.00"(0.0 mm) |
| December 5 | 69.2°F(20.6°C) | 49.5°F(9.7°C) | 56.6°F(13.7°C) | 0.00"(0.0 mm) |
| December 6 | 71.4°F(21.9°C) | 49.9°F(9.9°C) | 58.3°F(14.6°C) | 0.00"(0.0 mm) |
| December 7 | 62.2°F(16.8°C) | 52.6°F(11.4°C) | 57.0°F(13.9°C) | 0.00"(0.0 mm) |
| December 8 | 69.1°F(20.6°C) | 49.5°F(9.7°C) | 57.9°F(14.4°C) | 0.00"(0.0 mm) |
| December 9 | 60.4°F(15.8°C) | 50.5°F(10.3°C) | 55.6°F(13.1°C) | 0.09"(2.2 mm) |
| December 10 | 60.1°F(15.6°C) | 47.6°F(8.7°C) | 53.1°F(11.7°C) | 0.01"(0.2 mm) |
| December 11 | 67.9°F(20.0°C) | 48.0°F(8.9°C) | 55.9°F(13.3°C) | 0.00"(0.0 mm) |
| December 12 | 67.2°F(19.6°C) | 45.0°F(7.2°C) | 54.1°F(12.3°C) | 0.00"(0.0 mm) |
| December 13 | 58.9°F(14.9°C) | 48.3°F(9.1°C) | 53.6°F(12.0°C) | 0.01"(0.2 mm) |
| December 14 | 56.9°F(13.8°C) | 46.1°F(7.8°C) | 52.2°F(11.2°C) | 1.54"(39.1 mm) |
| December 15 | 57.3°F(14.1°C) | 40.0°F(4.4°C) | 48.4°F(9.1°C) | 0.01"(0.2 mm) |
| December 16 | 60.1°F(15.6°C) | 40.5°F(4.7°C) | 50.5°F(10.3°C) | 0.00"(0.0 mm) |
| December 17 | 68.0°F(20.0°C) | 47.5°F(8.6°C) | 56.5°F(13.6°C) | 0.01"(0.2 mm) |
| December 18 | 70.6°F(21.5°C) | 47.3°F(8.5°C) | 56.1°F(13.4°C) | 0.00"(0.0 mm) |
| December 19 | 67.8°F(19.9°C) | 45.0°F(7.2°C) | 54.4°F(12.4°C) | 0.00"(0.0 mm) |
| December 20 | 70.3°F(21.3°C) | 43.2°F(6.2°C) | 55.1°F(12.8°C) | 0.00"(0.0 mm) |
| December 21 | 67.9°F(19.9°C) | 52.8°F(11.6°C) | 58.7°F(14.8°C) | 0.00"(0.0 mm) |
| December 22 | 68.9°F(20.5°C) | 51.1°F(10.6°C) | 58.2°F(14.6°C) | 0.00"(0.0 mm) |
| December 23 | 58.4°F(14.7°C) | 52.1°F(11.2°C) | 55.1°F(12.9°C) | 0.70"(17.7 mm) |
| December 24 | 59.9°F(15.5°C) | 51.8°F(11.0°C) | 55.8°F(13.2°C) | 1.18"(30.0 mm) |
| December 25 | 57.1°F(13.9°C) | 50.4°F(10.2°C) | 52.8°F(11.5°C) | 0.12"(3.0 mm) |
| December 26 | 58.5°F(14.7°C) | 46.1°F(7.8°C) | 51.6°F(10.9°C) | 0.27"(6.8 mm) |
| December 27 | 57.4°F(14.1°C) | 42.6°F(5.9°C) | 49.3°F(9.6°C) | 0.25"(6.3 mm) |
| December 28 | 54.4°F(12.4°C) | 45.1°F(7.3°C) | 48.6°F(9.2°C) | 0.10"(2.5 mm) |
| December 29 | 55.3°F(13.0°C) | 44.6°F(7.0°C) | 50.4°F(10.2°C) | 0.13"(3.3 mm) |
| December 30 | 62.7°F(17.0°C) | 52.7°F(11.5°C) | 56.7°F(13.7°C) | 0.06"(1.5 mm) |
| December 31 | 64.1°F(17.8°C) | 51.0°F(10.6°C) | 55.2°F(12.9°C) | 0.00"(0.0 mm) |