Currently
55°F
in Fallbrook, California, USA
56°F / 54°F
calm
0.00"
Friday, April 25, 2025 10:27 PM PDT
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Fallbrook, California Weather Summary
September,
2015
| 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: | 104.4°F (40.2°C) | at 3:02PM Sep 20 | 88.5°F (31.4°C) | 86°F (30°C) |
| Low Temperature: | 60.2°F (15.7°C) | at 6:15AM Sep 17 | 66.4°F (19.1°C) | 62°F (17°C) |
| Month Average: | 75.4°F (24.1°C) | for 29 days | ||
| Normal Average: | 71°F (22°C) | |||
| Precipitation: | 1.41" (35.8 mm) | |||
| Date | High | Low | Average | Precipitation |
| September 1 | 83.8°F(28.8°C) | 66.4°F(19.1°C) | 71.5°F(21.9°C) | 0.00"(0.0 mm) |
| September 2 | 80.7°F(27.0°C) | 62.4°F(16.9°C) | 71.0°F(21.7°C) | 0.00"(0.0 mm) |
| September 3 | 79.5°F(26.4°C) | 62.1°F(16.7°C) | 68.7°F(20.4°C) | 0.00"(0.0 mm) |
| September 4 | 78.8°F(26.0°C) | 62.0°F(16.6°C) | 69.4°F(20.8°C) | 0.00"(0.0 mm) |
| September 5 | 84.6°F(29.2°C) | 60.9°F(16.0°C) | 69.8°F(21.0°C) | 0.00"(0.0 mm) |
| September 6 | 92.1°F(33.4°C) | 61.6°F(16.5°C) | 74.6°F(23.7°C) | 0.00"(0.0 mm) |
| September 7 | 96.0°F(35.6°C) | 68.8°F(20.5°C) | 80.1°F(26.7°C) | 0.00"(0.0 mm) |
| September 8 | 98.9°F(37.2°C) | 70.7°F(21.5°C) | 82.5°F(28.1°C) | 0.00"(0.0 mm) |
| September 9 | 101.6°F(38.6°C) | 75.6°F(24.2°C) | 87.8°F(31.0°C) | 0.00"(0.0 mm) |
| September 10 | 99.0°F(37.2°C) | 76.0°F(24.4°C) | 84.8°F(29.4°C) | 0.00"(0.0 mm) |
| September 11 | 93.8°F(34.3°C) | 73.3°F(22.9°C) | 81.9°F(27.7°C) | 0.00"(0.0 mm) |
| September 12 | 94.2°F(34.5°C) | 73.3°F(22.9°C) | 81.1°F(27.3°C) | 0.00"(0.0 mm) |
| September 13 | 89.2°F(31.8°C) | 68.9°F(20.5°C) | 77.2°F(25.1°C) | 0.00"(0.0 mm) |
| September 14 | 82.4°F(28.0°C) | 66.6°F(19.2°C) | 73.3°F(23.0°C) | 0.00"(0.0 mm) |
| September 15 | 79.3°F(26.3°C) | 67.5°F(19.7°C) | 71.8°F(22.1°C) | 1.39"(35.3 mm) |
| September 16 | 78.2°F(25.7°C) | 63.2°F(17.3°C) | 69.4°F(20.8°C) | 0.02"(0.5 mm) |
| September 17 | 80.5°F(26.9°C) | 60.2°F(15.7°C) | 69.2°F(20.7°C) | 0.00"(0.0 mm) |
| September 18 | 85.9°F(29.9°C) | 61.9°F(16.6°C) | 72.0°F(22.2°C) | 0.00"(0.0 mm) |
| September 19 | 89.7°F(32.1°C) | 63.7°F(17.6°C) | 74.8°F(23.8°C) | 0.00"(0.0 mm) |
| September 20 | 104.4°F(40.2°C) | 68.4°F(20.2°C) | 84.1°F(29.0°C) | 0.00"(0.0 mm) |
| September 21 | 82.3°F(28.0°C) | 69.1°F(20.6°C) | 74.7°F(23.7°C) | 0.00"(0.0 mm) |
| September 22 | 84.9°F(29.4°C) | 67.0°F(19.4°C) | 73.7°F(23.2°C) | 0.00"(0.0 mm) |
| September 23 | 88.4°F(31.3°C) | 64.7°F(18.2°C) | 73.4°F(23.0°C) | 0.00"(0.0 mm) |
| September 24 | 90.9°F(32.7°C) | 65.6°F(18.7°C) | 75.6°F(24.2°C) | 0.00"(0.0 mm) |
| September 25 | 92.0°F(33.3°C) | 66.0°F(18.9°C) | 77.2°F(25.1°C) | 0.00"(0.0 mm) |
| September 26 | 90.4°F(32.5°C) | 67.3°F(19.6°C) | 76.4°F(24.6°C) | 0.00"(0.0 mm) |
| September 27 | 91.1°F(32.8°C) | 63.6°F(17.5°C) | 75.7°F(24.3°C) | 0.00"(0.0 mm) |
| September 28 | 90.1°F(32.3°C) | 61.6°F(16.5°C) | 73.9°F(23.3°C) | 0.00"(0.0 mm) |
| September 29 | N/A | N/A | N/A | N/A |
| September 30 | 84.9°F(29.4°C) | 67.4°F(19.6°C) | 71.1°F(21.7°C) | 0.00"(0.0 mm) |