Climate - Santa Clarita (California)
Average weather, temperature, rainfall, sunshine hours
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Climate chart - Santa Clarita (California)
The climate of Santa Clarita is subtropical semi-arid, with very mild, relatively rainy winters and hot, sunny summers.
The city is located in Los Angeles county, in the valley of the same name, at an altitude of 350/400 meters (1,150/1,300 ft). To the south we find San Fernando Valley, from which it is separated by a mountain range, the Santa Susana Mountains.
In winter, the temperature can sometimes drop to around 0 °C (32 °F) at night. In January 2007, it dropped to -3 °C (26.5 °F).
On the hottest days of the year, which can also occur in September, the temperature can exceed 40 °C (104 °F). In September 2020, it reached 46 °C (115 °F). This happens when the Santa Ana winds blow from the deserts of Nevada.
The average temperature of the coldest month (December) is of 11.9 °C (53.4 °F), that of the warmest month (August) is of 26.6 °C (79.9 °F). Here are the average temperatures.
Santa Clarita - Average temperatures (1991-2020) | Month | Min (°C) | Max (°C) | Mean (°C) | Min (°F) | Max (°F) | Mean (°F) |
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| January | 8.1 | 17.3 | 12.7 | 47 | 63 | 54.9 |
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| February | 7.1 | 18.2 | 12.6 | 45 | 65 | 54.7 |
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| March | 8.4 | 21.3 | 14.9 | 47 | 70 | 58.7 |
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| April | 9.3 | 23.4 | 16.4 | 49 | 74 | 61.4 |
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| May | 11.9 | 27.1 | 19.5 | 53 | 81 | 67.1 |
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| June | 13.7 | 30.8 | 22.2 | 57 | 87 | 72.1 |
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| July | 17.3 | 34.6 | 25.9 | 63 | 94 | 78.7 |
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| August | 17.8 | 35.4 | 26.6 | 64 | 96 | 79.9 |
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| September | 16.9 | 32.7 | 24.8 | 62 | 91 | 76.6 |
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| October | 13.5 | 27.3 | 20.4 | 56 | 81 | 68.7 |
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| November | 9.6 | 21.8 | 15.7 | 49 | 71 | 60.3 |
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| December | 6.8 | 16.9 | 11.9 | 44 | 62 | 53.3 |
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| Year | 11.7 | 25.6 | 18.65 | 53.1 | 78.1 | 65.5 |
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Precipitation amounts to 425 millimeters (16.8 inches) per year: it is therefore quite scarce (although in winter there may be periods of bad weather). It ranges from 0 mm (0 in) in the driest months (June, July, August) to 110 mm (4.3 in) in the wettest (February). Here is the average precipitation.
Santa Clarita - Average precipitation| Month | Millimeters | Inches | Days |
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| January | 105 | 4.1 | 5 |
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| February | 110 | 4.3 | 6 |
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| March | 75 | 3 | 4 |
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| April | 20 | 0.8 | 2 |
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| May | 10 | 0.4 | 1 |
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| June | 0 | 0 | 0 |
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| July | 0 | 0 | 0 |
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| August | 0 | 0 | 0 |
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| September | 5 | 0.2 | 1 |
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| October | 15 | 0.6 | 2 |
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| November | 20 | 0.8 | 3 |
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| December | 65 | 2.6 | 5 |
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| Year | 425 | 16.7 | 31 |
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Best Time
The best time to visit Santa Clarita is spring, in March and April, in fact, it is a mild to pleasantly warm and sunny period, and with a very low risk of hot days. Autumn, in October and November, is generally a good season as well, although the Santa Ana winds are quite common, and the first rains can fall, especially in November.
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