Climateby Month

Santa Clarita, CA climate by month

NOAA 1991-2020 normals · 1,213 ft elevation · also covers Simi Valley, Thousand Oaks

Santa Clarita has hot summers and mild winters. Highs peak at 97°F in August and fall to 69°F in December. The wettest month is February (about 7 wet days) and the driest is August (about 0). Snow is rare. By our comfort score the best months are January, April and May.

Warmest month
97°F
August normal high
Coldest month
42°F
December normal low
Wet days a year
35
16.4 in of precipitation
Muggy days a year
1
dew point 65°F or higher

How warm is Santa Clarita?

Normal highs range from 69°F in December to 97°F in August.

40°60°80°100° January: normal high 70°F (21°C), low 43°F (6°C) February: normal high 70°F (21°C), low 44°F (7°C) March: normal high 74°F (23°C), low 46°F (8°C) April: normal high 78°F (26°C), low 48°F (9°C) May: normal high 82°F (28°C), low 53°F (12°C) June: normal high 89°F (32°C), low 57°F (14°C) July: normal high 95°F (35°C), low 61°F (16°C) August: normal high 97°F (36°C), low 61°F (16°C) 97° 61° September: normal high 94°F (34°C), low 59°F (15°C) October: normal high 85°F (29°C), low 53°F (12°C) November: normal high 76°F (24°C), low 46°F (8°C) December: normal high 69°F (21°C), low 42°F (6°C) 69° 42° JFMAMJJASOND

Bars run from the normal low to the normal high for each month.

How rainy is Santa Clarita?

February has the most wet days (about 7); the year brings about 16 in of precipitation.

January: 6 wet days February: 7 wet days 7 March: 6 wet days April: 2 wet days May: 2 wet days June: 0 wet days July: 0 wet days August: 0 wet days 0 September: 1 wet days October: 2 wet days November: 3 wet days December: 6 wet days JFMAMJJASOND

Wet day: at least 0.01 in of rain or melted snow, counted from daily records 1991-2020.

How humid is Santa Clarita?

Muggy days peak in July, at about 1 days.

January: 0 muggy days 0 February: 0 muggy days March: 0 muggy days April: 0 muggy days May: 0 muggy days June: 0 muggy days July: 1 muggy days 1 August: 0 muggy days September: 0 muggy days October: 0 muggy days November: 0 muggy days December: 0 muggy days JFMAMJJASOND

Muggy day: daily mean dew point of 65°F or higher, from hourly observations 1991-2020 at Van Nuys Airport, 13 mi SSE of the city center.

How much daylight?

Daylight ranges from about 9.9 hours in December to 14.4 hours in June.

January: 10.2 hours of daylight February: 11.0 hours of daylight March: 12.0 hours of daylight April: 13.1 hours of daylight May: 14.0 hours of daylight June: 14.4 hours of daylight 14.4 July: 14.2 hours of daylight August: 13.4 hours of daylight September: 12.4 hours of daylight October: 11.3 hours of daylight November: 10.4 hours of daylight December: 9.9 hours of daylight 9.9 JFMAMJJASOND
See all numbers
Monthly climate normals and day counts for Santa Clarita, 1991-2020
MonthHighLowPrecip.Wet daysMuggy daysDaylight
January 70°F43°F 3.7 in6 0 10.2 h
February 70°F44°F 4.6 in7 0 11.0 h
March 74°F46°F 2.7 in6 0 12.0 h
April 78°F48°F 0.8 in2 0 13.1 h
May 82°F53°F 0.4 in2 0 14.0 h
June 89°F57°F 0.06 in0 0 14.4 h
July 95°F61°F 0.04 in0 1 14.2 h
August 97°F61°F 0.0 in0 0 13.4 h
September 94°F59°F 0.09 in1 0 12.4 h
October 85°F53°F 0.6 in2 0 11.3 h
November 76°F46°F 0.8 in3 0 10.4 h
December 69°F42°F 2.7 in6 0 9.9 h

High and low: NOAA 1991-2020 normal daily high and low. Wet days: at least 0.01 in of rain or melted snow. Muggy days: daily mean dew point 65°F or higher.

Best months to visit Santa Clarita

By our comfort score, the best months are January, April and May.

Comfort score by month (0-100) and its parts, in days per month
MonthScoreComfortableNotable rainHot or cold
Jan 691950
Apr 711515
May 691318
Jun 555015
Jul 420026
Aug 390027
Sep 423022
Oct 549111
Nov 681723
Dec 671830

Score = 40 × share of comfortable days + 25 × share of days without notable rain + 20 × share of days neither hot (90°F+) nor cold (high 40°F or below) + 15 × daylight. How the score works.

Frost dates in Santa Clarita

A night at 32°F or below happens in about 37% of years in Santa Clarita, so there is no typical frost date. In most years there is no frost at all.

Station: Newhall 5NW (USC00046161), NOAA 1991-2020 freeze probabilities. Frost dates for every city in California.

Hottest and coldest readings, 1991-2020

The highest reading was 120°F (September 6, 2020); the lowest was 20°F (January 14, 2007).

From the temperature station's daily records with NOAA quality flags removed. Not an all-time record.

Near Santa Clarita

Similar climates elsewhere

Also covers

Simi Valley and Thousand Oaks use the same temperature and rain stations as Santa Clarita, so their monthly numbers are the ones on this page.

Where the numbers come from

  • Temperature and rain: Woodland Hills Pierce College (USC00049785), 15 mi S of the city center, 790 ft (423 ft lower than the city). NOAA normals and daily records, 1991-2020.
  • Snowfall and snow depth: Pacoima Dam Fc33a-E (USC00046602), 9.2 mi ESE of the city center, 1,550 ft (337 ft higher than the city). NOAA normals and daily records, 1991-2020.
  • Frost dates: Newhall 5NW (USC00046161), 2.9 mi W of the city center, 1,765 ft (552 ft higher than the city). NOAA normals and daily records, 1991-2020.
  • Humidity and wind by hour and cloud cover: Burbank Glendale Pasadena Airport (USW00023152), 17 mi SE of the city center, 741 ft (472 ft lower than the city). NOAA normals and daily records, 1991-2020.
  • Daily humidity and wind: Van Nuys Airport (722886-23130), 13 mi SSE of the city center, 785 ft (428 ft lower than the city). Hourly observations, 1991-2020.

Distances from the city center (USGS). Methodology · Report an error