Currently
51°F
in Simi Valley, California, USA
53°F / 51°F
calm
0.00"
Saturday, April 20, 2024 2:34 AM PDT
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Simi Valley, California Weather Summary
September,
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 |
| Extremes | Average | Normal | ||
| High Temperature: | 98.0°F (36.7°C) | at 2:24PM Sep 21 | 84.1°F (28.9°C) | 87°F (30°C) |
| Low Temperature: | 50.2°F (10.1°C) | at 6:39AM Sep 16 | 58.3°F (14.6°C) | 61°F (16°C) |
| Month Average: | 69.8°F (21.0°C) | for 30 days | ||
| Normal Average: | 72°F (22°C) | |||
| Precipitation: | 0.00" (0.0 mm) | |||
| Date | High | Low | Average | Precipitation |
| September 1 | 79.1°F(26.1°C) | 61.8°F(16.6°C) | 68.2°F(20.1°C) | 0.00"(0.0 mm) |
| September 2 | 77.7°F(25.4°C) | 58.0°F(14.4°C) | 66.5°F(19.2°C) | 0.00"(0.0 mm) |
| September 3 | 82.8°F(28.2°C) | 56.2°F(13.4°C) | 68.6°F(20.3°C) | 0.00"(0.0 mm) |
| September 4 | 92.6°F(33.7°C) | 56.8°F(13.8°C) | 73.5°F(23.0°C) | 0.00"(0.0 mm) |
| September 5 | 97.2°F(36.2°C) | 60.7°F(15.9°C) | 78.1°F(25.6°C) | 0.00"(0.0 mm) |
| September 6 | 91.0°F(32.8°C) | 64.9°F(18.3°C) | 76.5°F(24.7°C) | 0.00"(0.0 mm) |
| September 7 | 90.8°F(32.7°C) | 64.7°F(18.2°C) | 74.7°F(23.7°C) | 0.00"(0.0 mm) |
| September 8 | 88.1°F(31.2°C) | 64.3°F(17.9°C) | 74.9°F(23.9°C) | 0.00"(0.0 mm) |
| September 9 | 91.2°F(32.9°C) | 66.6°F(19.2°C) | 77.6°F(25.3°C) | 0.00"(0.0 mm) |
| September 10 | 90.3°F(32.4°C) | 66.4°F(19.1°C) | 77.1°F(25.1°C) | 0.00"(0.0 mm) |
| September 11 | 90.6°F(32.5°C) | 65.8°F(18.8°C) | 76.7°F(24.8°C) | 0.00"(0.0 mm) |
| September 12 | 90.5°F(32.5°C) | 59.7°F(15.4°C) | 72.9°F(22.7°C) | 0.00"(0.0 mm) |
| September 13 | 90.3°F(32.4°C) | 56.8°F(13.8°C) | 71.9°F(22.2°C) | 0.00"(0.0 mm) |
| September 14 | 84.6°F(29.2°C) | 52.3°F(11.3°C) | 68.1°F(20.0°C) | 0.00"(0.0 mm) |
| September 15 | 80.0°F(26.7°C) | 51.6°F(10.9°C) | 64.3°F(18.0°C) | 0.00"(0.0 mm) |
| September 16 | 75.2°F(24.0°C) | 50.2°F(10.1°C) | 61.7°F(16.5°C) | 0.00"(0.0 mm) |
| September 17 | 79.9°F(26.6°C) | 50.9°F(10.5°C) | 62.0°F(16.7°C) | 0.00"(0.0 mm) |
| September 18 | 76.3°F(24.6°C) | 51.0°F(10.6°C) | 61.3°F(16.3°C) | 0.00"(0.0 mm) |
| September 19 | 79.1°F(26.2°C) | 52.6°F(11.4°C) | 65.0°F(18.4°C) | 0.00"(0.0 mm) |
| September 20 | 86.8°F(30.5°C) | 56.6°F(13.6°C) | 70.0°F(21.1°C) | 0.00"(0.0 mm) |
| September 21 | 98.0°F(36.7°C) | 59.1°F(15.1°C) | 76.8°F(24.9°C) | 0.00"(0.0 mm) |
| September 22 | 90.5°F(32.5°C) | 64.9°F(18.3°C) | 76.4°F(24.6°C) | 0.00"(0.0 mm) |
| September 23 | 83.6°F(28.7°C) | 61.4°F(16.3°C) | 71.3°F(21.8°C) | 0.00"(0.0 mm) |
| September 24 | 79.4°F(26.3°C) | 57.0°F(13.9°C) | 67.7°F(19.8°C) | 0.00"(0.0 mm) |
| September 25 | 79.0°F(26.1°C) | 57.3°F(14.1°C) | 67.4°F(19.6°C) | 0.00"(0.0 mm) |
| September 26 | 71.9°F(22.2°C) | 56.1°F(13.4°C) | 62.1°F(16.7°C) | 0.00"(0.0 mm) |
| September 27 | 70.6°F(21.4°C) | 59.7°F(15.4°C) | 62.6°F(17.0°C) | 0.00"(0.0 mm) |
| September 28 | 70.1°F(21.2°C) | 57.3°F(14.0°C) | 63.1°F(17.3°C) | 0.00"(0.0 mm) |
| September 29 | 74.3°F(23.5°C) | 53.4°F(11.9°C) | 63.2°F(17.4°C) | 0.00"(0.0 mm) |
| September 30 | 89.9°F(32.2°C) | 56.4°F(13.5°C) | 73.1°F(22.8°C) | 0.00"(0.0 mm) |