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Simi Valley, California Weather Summary
December,
2012
| 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: | 75.0°F (23.9°C) | at 1:59PM Dec 7 | 61.2°F (16.2°C) | 65°F (19°C) |
| Low Temperature: | 34.3°F (1.3°C) | at 5:16AM Dec 30 | 44.7°F (7.1°C) | 47°F (8°C) |
| Month Average: | 52.8°F (11.6°C) | for 31 days | ||
| Normal Average: | 56°F (13°C) | |||
| Precipitation: | 2.54" (64.5 mm) | |||
| Date | High | Low | Average | Precipitation |
| December 1 | 63.8°F(17.7°C) | 57.9°F(14.4°C) | 60.3°F(15.7°C) | 0.16"(4.0 mm) |
| December 2 | 62.2°F(16.8°C) | 57.9°F(14.4°C) | 59.7°F(15.4°C) | 0.26"(6.6 mm) |
| December 3 | 67.4°F(19.7°C) | 55.6°F(13.1°C) | 61.0°F(16.1°C) | 0.22"(5.5 mm) |
| December 4 | 66.5°F(19.2°C) | 50.1°F(10.1°C) | 57.1°F(13.9°C) | 0.00"(0.0 mm) |
| December 5 | 70.5°F(21.4°C) | 47.1°F(8.4°C) | 57.4°F(14.1°C) | 0.01"(0.2 mm) |
| December 6 | 68.0°F(20.0°C) | 48.9°F(9.4°C) | 59.2°F(15.1°C) | 0.00"(0.0 mm) |
| December 7 | 75.0°F(23.9°C) | 54.8°F(12.6°C) | 63.5°F(17.5°C) | 0.00"(0.0 mm) |
| December 8 | 68.6°F(20.3°C) | 44.7°F(7.0°C) | 57.0°F(13.9°C) | 0.00"(0.0 mm) |
| December 9 | 66.2°F(19.0°C) | 44.0°F(6.6°C) | 54.7°F(12.6°C) | 0.00"(0.0 mm) |
| December 10 | 73.4°F(23.0°C) | 47.9°F(8.8°C) | 62.9°F(17.2°C) | 0.00"(0.0 mm) |
| December 11 | 71.1°F(21.7°C) | 44.7°F(7.1°C) | 55.0°F(12.8°C) | 0.00"(0.0 mm) |
| December 12 | 56.4°F(13.6°C) | 47.1°F(8.4°C) | 53.8°F(12.1°C) | 0.19"(4.8 mm) |
| December 13 | 57.3°F(14.1°C) | 41.8°F(5.4°C) | 51.5°F(10.8°C) | 0.03"(0.7 mm) |
| December 14 | 54.5°F(12.5°C) | 37.0°F(2.8°C) | 46.0°F(7.8°C) | 0.10"(2.5 mm) |
| December 15 | 56.6°F(13.7°C) | 39.0°F(3.9°C) | 48.2°F(9.0°C) | 0.00"(0.0 mm) |
| December 16 | 52.9°F(11.6°C) | 44.2°F(6.8°C) | 50.0°F(10.0°C) | 0.03"(0.7 mm) |
| December 17 | 58.6°F(14.8°C) | 52.0°F(11.1°C) | 54.4°F(12.5°C) | 0.11"(2.7 mm) |
| December 18 | 60.1°F(15.6°C) | 44.6°F(7.0°C) | 52.4°F(11.3°C) | 0.21"(5.3 mm) |
| December 19 | 54.6°F(12.6°C) | 42.2°F(5.7°C) | 48.2°F(9.0°C) | 0.00"(0.0 mm) |
| December 20 | 58.6°F(14.8°C) | 45.2°F(7.3°C) | 50.6°F(10.3°C) | 0.00"(0.0 mm) |
| December 21 | 63.6°F(17.5°C) | 38.7°F(3.7°C) | 51.0°F(10.6°C) | 0.00"(0.0 mm) |
| December 22 | 59.4°F(15.2°C) | 37.0°F(2.8°C) | 47.8°F(8.8°C) | 0.06"(1.5 mm) |
| December 23 | 58.6°F(14.8°C) | 49.5°F(9.7°C) | 53.2°F(11.8°C) | 0.19"(4.8 mm) |
| December 24 | 58.9°F(14.9°C) | 47.2°F(8.4°C) | 53.3°F(11.8°C) | 0.79"(20.0 mm) |
| December 25 | 59.3°F(15.2°C) | 42.8°F(6.0°C) | 52.1°F(11.2°C) | 0.00"(0.0 mm) |
| December 26 | 58.1°F(14.5°C) | 40.7°F(4.8°C) | 49.2°F(9.6°C) | 0.18"(4.5 mm) |
| December 27 | 56.1°F(13.4°C) | 36.7°F(2.6°C) | 46.2°F(7.9°C) | 0.00"(0.0 mm) |
| December 28 | 57.8°F(14.3°C) | 40.6°F(4.8°C) | 49.2°F(9.6°C) | 0.00"(0.0 mm) |
| December 29 | 51.4°F(10.8°C) | 37.9°F(3.3°C) | 43.7°F(6.5°C) | 0.00"(0.0 mm) |
| December 30 | 53.8°F(12.1°C) | 34.3°F(1.3°C) | 43.2°F(6.2°C) | 0.00"(0.0 mm) |
| December 31 | 56.0°F(13.4°C) | 35.2°F(1.8°C) | 45.5°F(7.5°C) | 0.00"(0.0 mm) |