Currently
62°F
in Simi Valley, California, USA
63°F / 59°F
calm
0.00"
Friday, September 21, 2018 8:40 AM PDT
Simi Valley
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Simi Valley, California Climate Summary
Click on the month for hour-by-hour statistics for a typical day.
| Month | High | Low | Average | Precipitation |
| January | 67.8°F (19.9°C) | 49.0°F (9.4°C) | 57.9°F (14.4°C) | 2.22" (56.3 mm) |
| February | 69.6°F (20.9°C) | 47.6°F (8.6°C) | 57.6°F (14.2°C) | 1.87" (47.4 mm) |
| March | 71.8°F (22.1°C) | 49.1°F (9.5°C) | 59.5°F (15.3°C) | 2.54" (64.4 mm) |
| April | 75.4°F (24.1°C) | 50.8°F (10.4°C) | 62.1°F (16.7°C) | 0.46" (11.5 mm) |
| May | 76.0°F (24.5°C) | 53.0°F (11.7°C) | 63.8°F (17.7°C) | 0.26" (6.5 mm) |
| June | 81.9°F (27.7°C) | 57.3°F (14.1°C) | 69.1°F (20.6°C) | 0.01" (0.3 mm) |
| July | 86.7°F (30.4°C) | 61.3°F (16.3°C) | 73.2°F (22.9°C) | 0.16" (4.0 mm) |
| August | 88.6°F (31.4°C) | 61.6°F (16.5°C) | 74.1°F (23.4°C) | 0.02" (0.4 mm) |
| September | 86.7°F (30.4°C) | 60.7°F (15.9°C) | 72.4°F (22.4°C) | 0.16" (4.0 mm) |
| October | 81.5°F (27.5°C) | 56.6°F (13.7°C) | 67.7°F (19.8°C) | 0.37" (9.4 mm) |
| November | 72.8°F (22.7°C) | 51.8°F (11.0°C) | 61.4°F (16.3°C) | 0.72" (18.2 mm) |
| December | 65.7°F (18.7°C) | 46.9°F (8.3°C) | 55.8°F (13.2°C) | 1.84" (46.6 mm) |