- WinterDec–Feb45°68°
- December45°67°
- January46°68°
- February46°68°
- SpringMar–May52°75°
- March49°71°
- April51°74°
- May56°78°
- SummerJun–Aug63°89°
- June60°84°
- July64°91°
- August65°92°
- AutumnSep–Nov56°82°
- September62°89°
- October57°82°
- November49°74°
Santa Clarita, CA Weather by Month and Climate Averages
Santa Clarita, CA gets 13.4 in of precipitation a year over about 34 rainy days. August is the warmest month (average high 92°F) and December the coldest (average low 45°F).
Santa Clarita climate at a glance
Semi-arid climate
Santa Clarita, CA has hot summers and mild winters. Daytime highs range from about 67°F in December to 92°F in August. February is usually the wettest month. The most comfortable time to visit is typically January, March to May, and November to December, when daytime highs sit near 72°F.
How much rain does Santa Clarita get?
Santa Clarita gets 13.4 in of precipitation in an average year, spread over about 34 days with measurable rain. That is fewer rainy days than 91% of the US.
February is the wettest month, with 3.8 in. July is the driest, with 0.0 in. February has the most rainy days, about 6.
The longest dry spell in the last five years lasted 193 days, to November 14, 2024.
See where Santa Clarita ranks: rainiest cities in the US, US cities with the most rainy days, rainiest cities in California.
Santa Clarita weather by month
Santa Clarita weather in January
In January, Santa Clarita averages a high of 68°F and a low of 46°F. It gets 2.8 in of precipitation over about 5 rainy days. The sun is out about 56% of daylight hours. The January record high is 92°F (2003) and the record low is 26°F (2007). January is one of the most comfortable months to visit.
Santa Clarita weather in February
In February, Santa Clarita averages a high of 68°F and a low of 46°F. It gets 3.8 in of precipitation over about 6 rainy days. The sun is out about 63% of daylight hours. The February record high is 92°F (2014) and the record low is 32°F (2013).
Santa Clarita weather in March
In March, Santa Clarita averages a high of 71°F and a low of 49°F. It gets 2.5 in of precipitation over about 5 rainy days. The sun is out about 52% of daylight hours. The March record high is 98°F (2026) and the record low is 32°F (2006). March is one of the most comfortable months to visit.
Santa Clarita weather in April
In April, Santa Clarita averages a high of 74°F and a low of 51°F. It gets 0.7 in of precipitation over about 3 rainy days. The sun is out about 64% of daylight hours. The April record high is 101°F (2004) and the record low is 36°F (2011). April is one of the most comfortable months to visit.
Santa Clarita weather in May
In May, Santa Clarita averages a high of 78°F and a low of 56°F. It gets 0.3 in of precipitation over about 2 rainy days. The sun is out about 67% of daylight hours. The May record high is 105°F (2013) and the record low is 45°F (2017). May is one of the most comfortable months to visit.
Santa Clarita weather in June
In June, Santa Clarita averages a high of 84°F and a low of 60°F. It gets 0.1 in of precipitation over about 0 rainy days. The sun is out about 73% of daylight hours. The June record high is 114°F (2016) and the record low is 47°F (1999).
Santa Clarita weather in July
In July, Santa Clarita averages a high of 91°F and a low of 64°F. It gets 0.0 in of precipitation over about 0 rainy days. The sun is out about 86% of daylight hours. The July record high is 117°F (2018) and the record low is 55°F (2012).
Santa Clarita weather in August
In August, Santa Clarita averages a high of 92°F and a low of 65°F. It gets 0.0 in of precipitation over about 0 rainy days. The sun is out about 85% of daylight hours. The August record high is 112°F (2020) and the record low is 56°F (2010).
Santa Clarita weather in September
In September, Santa Clarita averages a high of 89°F and a low of 62°F. It gets 0.1 in of precipitation over about 1 rainy days. The sun is out about 81% of daylight hours. The September record high is 118°F (2020) and the record low is 51°F (2007).
Santa Clarita weather in October
In October, Santa Clarita averages a high of 82°F and a low of 57°F. It gets 0.5 in of precipitation over about 2 rainy days. The sun is out about 78% of daylight hours. The October record high is 107°F (2020) and the record low is 44°F (2011).
Santa Clarita weather in November
In November, Santa Clarita averages a high of 74°F and a low of 49°F. It gets 0.8 in of precipitation over about 3 rainy days. The sun is out about 70% of daylight hours. The November record high is 96°F (2010) and the record low is 31°F (2004). November is one of the most comfortable months to visit.
Santa Clarita weather in December
In December, Santa Clarita averages a high of 67°F and a low of 45°F. It gets 1.9 in of precipitation over about 6 rainy days. The sun is out about 52% of daylight hours. The December record high is 89°F (2021) and the record low is 28°F (1998). December is one of the most comfortable months to visit.
Sunshine, humidity and wind in Santa Clarita
July is the sunniest month in Santa Clarita, with sunshine about 86% of daylight hours. March is the cloudiest, at 52%. Over the year the sun shines about 69% of daylight hours. Santa Clarita is sunnier than 96% of the US.
Humidity peaks in March at 52% and is lowest in November at 36%.
Wind averages 5 mph over the year, and January is the windiest month at 6 mph.
Santa Clarita has about 78 days a year above 90°F. Santa Clarita is hotter than 84% of the US.
Thunderstorms occur on about 4 days a year.
See where Santa Clarita ranks: sunniest cities in the US, cloudiest cities in the US, hottest cities in the US.
Santa Clarita weather records
The hottest temperature on record at the Santa Clarita station is 118°F, on September 6, 2020. The coldest is 26°F, on January 14, 2007.
The wettest day on record brought 6.5 in of rain, on March 20, 2011.
The best time to visit Santa Clarita
The most comfortable time to visit is typically January, March to May, and November to December, when daytime highs sit near 72°F.
Winter (December–February) is mild, with average highs around 68°F and lows near 45°F.
Spring (March–May) is warm, with average highs around 75°F and lows near 52°F.
Summer (June–August) is hot, with average highs around 89°F and lows near 63°F.
Autumn (September–November) is warm, with average highs around 82°F and lows near 56°F.
Monthly climate
| Month | Precip | Rain days | Wind | Humidity | Sunshine | Sea temp | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | 2.8 in | 5 | 6 mph | 51% | 56% | 58° | 92° | 26° |
| February | 3.8 in | 6 | 5 mph | 39% | 63% | 58° | 92° | 32° |
| March | 2.5 in | 5 | 5 mph | 52% | 52% | 57° | 98° | 32° |
| April | 0.71 in | 3 | 6 mph | 47% | 64% | 58° | 101° | 36° |
| May | 0.29 in | 2 | 5 mph | 49% | 67% | 61° | 105° | 45° |
| June | 0.07 in | 0 | 5 mph | 48% | 73% | 64° | 114° | 47° |
| July | 0.00 in | 0 | 5 mph | 43% | 86% | 66° | 117° | 55° |
| August | 0.01 in | 0 | 5 mph | 42% | 85% | 68° | 112° | 56° |
| September | 0.12 in | 1 | 4 mph | 43% | 81% | 68° | 118° | 51° |
| October | 0.48 in | 2 | 4 mph | 38% | 78% | 66° | 107° | 44° |
| November | 0.75 in | 3 | 5 mph | 36% | 70% | 61° | 96° | 31° |
| December | 1.9 in | 6 | 6 mph | 48% | 52% | 59° | 89° | 28° |
From ERA5 reanalysis. Sunshine is estimated from cloud cover.
Santa Clarita climate questions
How much rain does Santa Clarita get?
Santa Clarita gets 13.4 in of precipitation in an average year, over about 34 rainy days.
What is the wettest month in Santa Clarita?
February is the wettest month in Santa Clarita, with 3.8 in. July is the driest, with 0.0 in.
How many rainy days does Santa Clarita have a year?
Santa Clarita has about 34 days with measurable rain in an average year. February has the most, about 6.
What is the hottest month in Santa Clarita?
August is the warmest month in Santa Clarita, with an average high of 92°F.
What is the coldest month in Santa Clarita?
December is the coldest month in Santa Clarita, with an average low of 45°F.
What is the record high temperature in Santa Clarita?
The record high at the Santa Clarita station is 118°F, set on September 6, 2020. The record low is 26°F, on January 14, 2007.
What is the sunniest month in Santa Clarita?
July is the sunniest month in Santa Clarita, with sunshine about 86% of daylight hours. March is the cloudiest.
What is the best time to visit Santa Clarita?
The most comfortable time to visit is typically January, March to May, and November to December, when daytime highs sit near 72°F.
Source: NOAA GHCN-Daily station VAN NUYS AP (21 km away).
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Normals from NOAA GHCN-Daily station VAN NUYS AP.