Brentwood, CA 21 October Weather

Altitude - 20m | 37°55′55″N,121°41′46″W | map (OSM)

Brentwood, CA

°F

10 pmClear5mphW

Sat, October 11, 202510:36 PM (GMT -07:00)

Climatic norm in Brentwood, CA Oct 21

52°
63°
75°

minimum
average
maximum

Tuesday Oct 21 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	56°	55°	52°	55°	61°	66°	65°	58°
wind	5mph	5mph	4mph	5mph	6mph	7mph	6mph	5mph
pressure in	29.88	29.89	29.94	29.98	29.98	29.94	29.94	29.97

Monday Oct 21 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	57°	54°	50°	56°	71°	77°	72°	61°
wind	4mph	1mph	2mph	2mph	4mph	7mph	7mph	6mph
pressure in	30.00	29.99	30.01	30.04	30.03	29.98	29.97	30.00

Saturday Oct 21 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	61°	58°	56°	60°	69°	71°	68°	61°
wind	7mph	5mph	4mph	7mph	10mph	11mph	9mph	6mph
pressure in	29.84	29.83	29.84	29.86	29.84	29.79	29.79	29.82

* Brentwood, CA weather for October 21 is prepared on the basis of GFS data and is intended for personal use in the "as is" (as is) format. You can see on this page Brentwood, CA Weather for October 21, as well as compare air temperature with the climate norm for this date. Perhaps you will be interested - for comparison, the actual weather on October 21 for previous years is presented.