Currently
54°F
in Simi Valley, California, USA
54°F / 54°F
2 mph NE
0.00"
Saturday, June 3, 2023 12:21 AM PDT
Simi Valley
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Weather News
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Use °C/Metric
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On Your Site
Simi Valley, California Climate Summary
Click on the month for hour-by-hour statistics for a typical day.
| Month | High | Low | Average | Precipitation |
| January | 66.7°F (19.3°C) | 48.2°F (9.0°C) | 57.0°F (13.9°C) | 2.48" (63.0 mm) |
| February | 68.2°F (20.1°C) | 46.6°F (8.1°C) | 56.5°F (13.6°C) | 2.13" (54.0 mm) |
| March | 69.8°F (21.0°C) | 48.0°F (8.9°C) | 57.9°F (14.4°C) | 2.80" (71.1 mm) |
| April | 74.6°F (23.7°C) | 50.9°F (10.5°C) | 61.8°F (16.6°C) | 0.57" (14.5 mm) |
| May | 75.2°F (24.0°C) | 53.0°F (11.7°C) | 63.4°F (17.5°C) | 0.31" (8.0 mm) |
| June | 81.8°F (27.7°C) | 57.7°F (14.3°C) | 69.2°F (20.7°C) | 0.01" (0.2 mm) |
| July | 86.5°F (30.3°C) | 61.1°F (16.2°C) | 73.1°F (22.8°C) | 0.10" (2.5 mm) |
| August | 88.7°F (31.5°C) | 62.0°F (16.7°C) | 74.3°F (23.5°C) | 0.01" (0.3 mm) |
| September | 87.0°F (30.5°C) | 60.7°F (15.9°C) | 72.4°F (22.4°C) | 0.13" (3.2 mm) |
| October | 81.1°F (27.3°C) | 56.1°F (13.4°C) | 67.2°F (19.6°C) | 0.33" (8.4 mm) |
| November | 72.9°F (22.7°C) | 51.2°F (10.7°C) | 61.2°F (16.2°C) | 0.82" (20.8 mm) |
| December | 65.0°F (18.3°C) | 46.5°F (8.1°C) | 55.3°F (12.9°C) | 2.82" (71.6 mm) |