Climate by Month - San Jacinto, California Weather Summary

Currently 59°F in San Jacinto, California, USA

Saturday, March 14, 2026 8:42 AM PDT

San Jacinto, California Climate Summary

Click on the month for hour-by-hour statistics for a typical day.

Month	High	Low	Average	Precipitation
January	65.9°F (18.8°C)	41.2°F (5.1°C)	52.6°F (11.4°C)	2.09" (53.1 mm)
February	66.6°F (19.2°C)	41.6°F (5.3°C)	53.5°F (12.0°C)	2.08" (52.7 mm)
March	69.0°F (20.6°C)	45.0°F (7.2°C)	56.4°F (13.5°C)	1.72" (43.5 mm)
April	75.6°F (24.2°C)	49.1°F (9.5°C)	61.5°F (16.4°C)	0.64" (16.3 mm)
May	79.5°F (26.4°C)	53.4°F (11.9°C)	64.8°F (18.2°C)	0.33" (8.4 mm)
June	90.1°F (32.3°C)	59.5°F (15.3°C)	73.6°F (23.1°C)	0.01" (0.3 mm)
July	96.8°F (36.0°C)	65.3°F (18.5°C)	79.9°F (26.6°C)	0.21" (5.3 mm)
August	97.1°F (36.1°C)	65.4°F (18.5°C)	80.1°F (26.7°C)	0.17" (4.4 mm)
September	91.4°F (33.0°C)	61.9°F (16.6°C)	75.4°F (24.1°C)	0.24" (6.2 mm)
October	83.7°F (28.7°C)	54.6°F (12.6°C)	68.1°F (20.0°C)	0.29" (7.3 mm)
November	74.7°F (23.7°C)	45.6°F (7.6°C)	59.2°F (15.1°C)	1.02" (25.8 mm)
December	66.4°F (19.1°C)	41.1°F (5.1°C)	52.6°F (11.5°C)	2.03" (51.6 mm)

The San Jacinto, California weather pages are a service of WeatherCurrents. San Jacinto is located in the heart of the San Jacinto Valley, near Hemet, the Soboba Casino, and at the foot of the San Jacinto Mountains.