Department of Water Resources Home

Flood Management

California State Climatologist

3310 El Camino Avenue
Suite 200
Sacramento, CA 95821

Mailing Address:
P.O. Box 219000
Sacramento, CA 95821-9000

South Lahontan Hydrologic Region


Region Avg Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Avg Temp 47.9 51.9 56.4 62.6 70.7 79.7 85.2 84.0 77.8 67.0 54.9 47.6 65.5
Std Dev T 2.8 2.7 3.4 4.1 3.8 2.8 1.8 2.3 2.6 3.1 3.0 3.0 1.5
Avg Precip 1.30 1.36 1.15 0.32 0.24 0.90 0.27 0.48 0.43 0.34 0.48 0.86 7.32
Std Dev P 1.35 1.40 1.05 0.33 0.28 0.13 0.34 0.63 0.67 0.33 0.48 0.87 3.07
Location: APPLE VALLEY
Location: BAKER
Location: BARSTOW FIRE STATION
Location: BENTON INSPECTION STN
Location: BIG PINES PARK FC83B
Location: BISHOP AP
Location: BISHOP CREEK INTAKE 2
Location: CHINA LAKE ARMITAGE
Location: DAGGETT BARSTOW AP
Location: DEATH VALLEY
Location: DEEP SPRINGS COLLEGE
Location: EL MIRAGE
Location: ELLERY LAKE
Location: FAIRMONT
Location: GEM LAKE
Location: GOLDSTONE ECHO NO 2
Location: HAIWEE
Location: INDEPENDENCE
Location: INYOKERN
Location: LAKE ARROWHEAD
Location: LAKE SABRINA
Location: LANCASTER ATC
Location: LEE VINING
Location: MOJAVE
Location: MOUNTAIN PASS
Location: PALMDALE (LANCASTER)
Location: PEARBLOSSOM
Location: RANDSBURG
Location: SANDBERG
Location: SHOSHONE
Location: SOUTH LAKE
Location: TRONA
Location: VICTORVILLE PUMP PLANT
Location: WILDROSE R S