Sylmar climate

Typical historical weather for Sylmar, United States, averaged across 10 years of hourly climate data. Pick a date for a specific day.

Want today's actual conditions instead? See the current forecast for Sylmar.

Annual average

17.8°C

across all months

Warmest month

31.7°C

Aug average high

Coolest month

6.9°C

Jan average low

Annual rainfall

442mm

total per year

Monthly averages

Average daily high/low temperature (band) and monthly rainfall (bars).

● Avg high● Avg low▮ Rainfall

Records on file

Hottest day

44.9°C

6 September 2020

Coldest day

0°C

11 February 2019

Wettest day

82.3mm

24 February 2023

Windiest day

5.7m/s

24 February 2023