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January Weather in Santa Clarita, United States

Last updated: June 24, 2025

In January, the average temperature in Santa Clarita, United States is a pleasant 10°C (51°F). However, be prepared for a chill, as temperatures can drop to a minimum of -1°C (30°F), while pleasantly warm days can reach a maximum of 26°C (79°F). Expect some moisture with an average precipitation of 63 mm (2.5 in) over about 5 days, contributing to a relatively high average humidity of 78%.

January Temperature in Santa Clarita

In January in Santa Clarita, the average temperature is 10°C (51°F). The maximum can reach 26°C (79°F), and the minimum can be as low as -1°C (30°F). This varied climate makes it a perfect time for travelers to pack layers and enjoy a range of outdoor activities.

January Weather in Santa Clarita: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Santa Clarita, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Clarita, January typically has an average temperature of 10°C (51°F), with highs reaching up to 26°C (79°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec515254616472787874665850
Data source: Temperature data for Santa Clarita generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Santa Clarita

In Santa Clarita in January, the precipitation amount is 63 mm (2.5 in) spread over a period of 5 days.

January Precipitation Trends in Santa Clarita

The chart displays monthly precipitation patterns in Santa Clarita, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Santa Clarita, January typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec6355712216322491968
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Santa Clarita

In Santa Clarita in January, humidity is 78%. With an average temperature of 10°C (51°F), this humidity feels like a cool, damp mist enveloping you, making travel feel somewhat brisk and invigorating, yet slightly uncomfortable for prolonged outdoor activities.

January Average Humidity in Santa Clarita

This chart illustrates the average monthly humidity levels in Santa Clarita, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Santa Clarita is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%82%76%68%58%52%46%39%48%59%72%76%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Santa Clarita

In Santa Clarita in January, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Santa Clarita for better planning.

Maximum UV Index Levels in Santa Clarita for January

The chart shows the monthly maximum UV Index (UVI) for Santa Clarita in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Santa Clarita typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111121110754
Data source: Santa Clarita January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How January Weather in Santa Clarita Compares to Other Months

Weather in Santa Clarita varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Santa Clarita, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Santa Clarita, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (51°F)63 mm (2.5 inches)78%moderate
February Weather11°C (52°F)55 mm (2.2 inches)82%high
March Weather12°C (55°F)71 mm (2.8 inches)75%very high
April Weather16°C (62°F)22 mm (0.9 inches)68%very high
May Weather18°C (65°F)16 mm (0.6 inches)57%extreme
June Weather22°C (72°F)3 mm (0.1 inches)52%extreme
July Weather25°C (78°F)1 mm (0.1 inches)46%extreme
August Weather26°C (78°F)2 mm (0.1 inches)39%extreme
September Weather23°C (74°F)4 mm (0.2 inches)48%very high
October Weather19°C (66°F)9 mm (0.3 inches)59%high
November Weather15°C (59°F)19 mm (0.7 inches)72%moderate
December Weather10°C (51°F)68 mm (2.7 inches)76%moderate

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