Weather and climate in Del Rey Oaks, CA

Local time 9:59 am PST 36.59° N, 121.83° W
Best for stargazingOct, Nov, SepMost clear, dark hours
Warmest monthSeptemberAverage high 68°F
Coolest monthJanuaryAverage low 47°F
Wettest monthDecember4.2 in on average

What the weather is like in Del Rey Oaks

The warmest month in Del Rey Oaks is September, with average highs of 68°F. The coolest is January, when nights average 47°F. About 18.8 in of rain and snow falls in a typical year, most in December and least in July.

Skies are clearest in June (26% average cloud cover) and cloudiest in December (49%). Combining cloud with the length of truly dark nights, October, November, September offer the most clear, dark hours for stargazing.

Clear, dark hours per night

Hours of full astronomical darkness in mid-month, multiplied by the average share of clear sky. A rough guide to how much good observing time a typical night offers.

Monthly averages

MonthHighLowPrecipitationCloud coverHumidityWindDark hours
January 57°F 47°F 3.4 in 48% 80% 5 mph 11.0 h
February 57°F 47°F 3.3 in 48% 82% 6 mph 10.2 h
March 58°F 48°F 2.8 in 46% 83% 6 mph 9.2 h
April 59°F 48°F 1.4 in 41% 83% 6 mph 7.8 h
May 61°F 50°F 0.6 in 35% 83% 6 mph 6.4 h
June 64°F 52°F 0.2 in 26% 82% 5 mph 5.6 h
July 66°F 54°F 0.0 in 31% 83% 4 mph 6.0 h
August 67°F 55°F 0.0 in 30% 83% 4 mph 7.3 h
September 68°F 55°F 0.2 in 26% 80% 4 mph 8.7 h
October 66°F 53°F 0.9 in 31% 77% 5 mph 9.9 h
November 62°F 50°F 1.9 in 38% 78% 5 mph 10.8 h
December 57°F 48°F 4.2 in 49% 79% 6 mph 11.2 h

Climate nearby

Climate averages: NASA POWER, 2001–2025, for the grid area around 36.50, -121.88 (about 50 km across). High and low temperatures are estimated from the monthly mean and the average daily range. Hills, coasts and cities can differ from the area average. Sources and methods.