Currently
55°F
in Fallbrook, California, USA
56°F / 54°F
calm
0.00"
Friday, April 25, 2025 11:21 PM PDT
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Fallbrook, California Weather Summary
September,
2018
| 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: | 96.9°F (36.0°C) | at 12:13PM Sep 9 | 83.7°F (28.7°C) | 86°F (30°C) |
| Low Temperature: | 52.3°F (11.3°C) | at 6:11AM Sep 18 | 60.9°F (16.1°C) | 62°F (17°C) |
| Month Average: | 69.8°F (21.0°C) | for 30 days | ||
| Normal Average: | 71°F (22°C) | |||
| Precipitation: | 0.00" (0.0 mm) | |||
| Date | High | Low | Average | Precipitation |
| September 1 | 80.5°F(26.9°C) | 64.3°F(18.0°C) | 69.9°F(21.0°C) | 0.00"(0.0 mm) |
| September 2 | 80.7°F(27.0°C) | 66.3°F(19.1°C) | 70.6°F(21.5°C) | 0.00"(0.0 mm) |
| September 3 | 80.3°F(26.8°C) | 66.1°F(19.0°C) | 71.1°F(21.7°C) | 0.00"(0.0 mm) |
| September 4 | 78.9°F(26.0°C) | 63.1°F(17.3°C) | 69.5°F(20.8°C) | 0.00"(0.0 mm) |
| September 5 | 82.3°F(27.9°C) | 64.0°F(17.8°C) | 72.0°F(22.2°C) | 0.00"(0.0 mm) |
| September 6 | 81.2°F(27.3°C) | 62.3°F(16.9°C) | 69.3°F(20.7°C) | 0.00"(0.0 mm) |
| September 7 | 84.5°F(29.2°C) | 64.7°F(18.2°C) | 71.3°F(21.8°C) | 0.00"(0.0 mm) |
| September 8 | 93.2°F(34.0°C) | 60.9°F(16.1°C) | 71.9°F(22.2°C) | 0.00"(0.0 mm) |
| September 9 | 96.9°F(36.0°C) | 58.6°F(14.8°C) | 72.7°F(22.6°C) | 0.00"(0.0 mm) |
| September 10 | 86.5°F(30.3°C) | 61.6°F(16.4°C) | 70.3°F(21.3°C) | 0.00"(0.0 mm) |
| September 11 | 81.4°F(27.5°C) | 61.1°F(16.2°C) | 68.1°F(20.1°C) | 0.00"(0.0 mm) |
| September 12 | 83.8°F(28.8°C) | 62.3°F(16.8°C) | 69.9°F(21.1°C) | 0.00"(0.0 mm) |
| September 13 | 87.3°F(30.7°C) | 57.4°F(14.1°C) | 70.5°F(21.4°C) | 0.00"(0.0 mm) |
| September 14 | 91.1°F(32.8°C) | 59.2°F(15.1°C) | 73.6°F(23.1°C) | 0.00"(0.0 mm) |
| September 15 | 88.0°F(31.1°C) | 59.5°F(15.3°C) | 71.5°F(21.9°C) | 0.00"(0.0 mm) |
| September 16 | 87.9°F(31.1°C) | 59.0°F(15.0°C) | 71.8°F(22.1°C) | 0.00"(0.0 mm) |
| September 17 | 87.2°F(30.7°C) | 56.7°F(13.7°C) | 71.1°F(21.7°C) | 0.00"(0.0 mm) |
| September 18 | 86.3°F(30.2°C) | 52.3°F(11.3°C) | 68.9°F(20.5°C) | 0.00"(0.0 mm) |
| September 19 | 83.0°F(28.3°C) | 59.4°F(15.2°C) | 68.4°F(20.2°C) | 0.00"(0.0 mm) |
| September 20 | 78.8°F(26.0°C) | 60.7°F(15.9°C) | 66.7°F(19.3°C) | 0.00"(0.0 mm) |
| September 21 | 82.5°F(28.0°C) | 57.3°F(14.1°C) | 67.3°F(19.6°C) | 0.00"(0.0 mm) |
| September 22 | 85.3°F(29.6°C) | 59.9°F(15.5°C) | 69.9°F(21.0°C) | 0.00"(0.0 mm) |
| September 23 | 82.6°F(28.1°C) | 61.2°F(16.2°C) | 68.3°F(20.1°C) | 0.00"(0.0 mm) |
| September 24 | 69.5°F(20.8°C) | 63.3°F(17.4°C) | 65.5°F(18.6°C) | 0.00"(0.0 mm) |
| September 25 | 76.9°F(25.0°C) | 62.0°F(16.7°C) | 67.0°F(19.4°C) | 0.00"(0.0 mm) |
| September 26 | 79.9°F(26.6°C) | 60.4°F(15.8°C) | 67.0°F(19.5°C) | 0.00"(0.0 mm) |
| September 27 | 83.6°F(28.7°C) | 58.8°F(14.9°C) | 67.9°F(20.0°C) | 0.00"(0.0 mm) |
| September 28 | 79.2°F(26.2°C) | 62.6°F(17.0°C) | 68.4°F(20.2°C) | 0.00"(0.0 mm) |
| September 29 | 82.5°F(28.0°C) | 62.4°F(16.9°C) | 69.8°F(21.0°C) | 0.00"(0.0 mm) |
| September 30 | 89.6°F(32.0°C) | 60.2°F(15.7°C) | 72.6°F(22.6°C) | 0.00"(0.0 mm) |