South San Francisco, CA 21 December Weather

Altitude - 22m | 37°39′22″N,122°24′50″W | map (OSM)

South San Francisco, CA

°F

1:30 pmSunny8mphN

Mon, December 8, 20252:01 PM (GMT -08:00)

Climatic norm in South San Francisco, CA Dec 21

42°
50°
59°

minimum
average
maximum

Saturday Dec 21 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	51°	53°	53°	55°	58°	57°	55°	54°
wind	5mph	7mph	11mph	12mph	10mph	5mph	2mph	2mph
pressure in	30.01	30.01	30.00	30.04	30.05	30.05	30.06	30.07

Thursday Dec 21 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	53°	52°	50°	54°	60°	62°	57°	53°
wind	3mph	4mph	4mph	4mph	5mph	5mph	3mph	2mph
pressure in	29.84	29.86	29.89	29.93	29.92	29.90	29.92	29.93

Wednesday Dec 21 2022	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	43°	42°	42°	47°	55°	56°	51°	48°
wind	3mph	2mph	2mph	2mph	4mph	4mph	2mph	1mph
pressure in	30.23	30.21	30.21	30.22	30.18	30.14	30.12	30.12

Tuesday Dec 21 2021	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	46°	44°	43°	43°	50°	51°	49°	48°
wind	6mph	7mph	6mph	7mph	6mph	4mph	5mph	6mph
pressure in	30.04	30.03	30.03	30.05	30.03	30.00	30.00	30.02

Monday Dec 21 2020	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	43°	41°	40°	48°	53°	55°	50°	49°
wind	3mph	3mph	3mph	3mph	6mph	7mph	7mph	6mph
pressure in	30.09	30.05	30.02	30.03	29.99	29.97	29.98	30.02

Saturday Dec 21 2019	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	50°	50°	50°	54°	57°	58°	56°	55°
wind	4mph	4mph	5mph	7mph	12mph	13mph	13mph	12mph
pressure in	30.01	29.97	29.93	29.93	29.88	29.81	29.77	29.73

Friday Dec 21 2018	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	52°	52°	52°	54°	56°	56°	53°	50°
wind	3mph	3mph	3mph	5mph	8mph	11mph	6mph	2mph
pressure in	30.02	30.01	30.01	30.03	30.03	30.02	30.02	30.03

* South San Francisco, CA weather for December 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 South San Francisco, CA Weather for December 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 December 21 for previous years is presented.