South San Francisco Water Temperature

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South San Francisco is a town close to San Francisco Bay. September is the month with the warmest water temperature at 57.9°F / 14.4°C. The coolest month is April with an avg. water temperature of 52°F / 11.1°C. January is the sunniest at 0in / 0mm and February the wettest month with 0.2in / 5.1mm. The average air temperature is around 64.2°F / 17.9°C, September is the hottest month in a year. January is the coolest with 48.6°F / 9.2°C average air temperature. temperate climate with warm and dry summer would be the climate here. June, July, August, September would be the best time to visit.

South San Francisco Summary

Description	Value
Current water temperature	/
Warmest Month Water Temperature:	September with 57.9°F / 14.4°C
Coldest Month Water Temperature:	April with 52°F / 11.1°C
Warmest Month Air Temperature:	September with 64.2°F / 17.9°C
Coldest Month Air Temperature:	January with 48.6°F / 9.2°C
Wettest Month:	February with 0.2in / 5.1mm
Driest Month:	January with 0in / 0mm
Highest Humidity	January with 78.9%
Lowest Humidity	June with 61.4%
Best Time to Visit:	June, July, August, September
Climate Classification	temperate climate with warm and dry summer

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South San Francisco water temperature by month

°F

San Francisco Bay water temperature by month

	Max. Water Temperature (°F)	ø. Water Temperature (°F)	Min. Water Temperature (°F)
January	52.5	52.3	52.2
February	52.9	52.7	52.3
March	53.2	52.9	52.3
April	52.5	52.2	51.8
May	53.2	52.3	52
June	55.2	53.4	52.5
July	56.8	55.8	54.5
August	57.9	57.4	56.5
September	58.3	57.7	57.2
October	57.4	56.7	55.9
November	56.1	55.2	54.1
December	54.1	53.4	52.5

°C

San Francisco Bay water temperature by month

	Max. Water Temperature (°C)	ø. Water Temperature (°C)	Min. Water Temperature (°C)
January	11.4	11.3	11.2
February	11.6	11.5	11.3
March	11.8	11.6	11.3
April	11.4	11.2	11
May	11.8	11.3	11.1
June	12.9	11.9	11.4
July	13.8	13.2	12.5
August	14.4	14.1	13.6
September	14.6	14.3	14
October	14.1	13.7	13.3
November	13.4	12.9	12.3
December	12.3	11.9	11.4

September is the month with the warmest water temperature at 57.9°F / 14.4°C. The month with the coldest is April with an average water temperature of 52°F / 11.1°C.

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South San Francisco weather today & 14-day weather forecast

7-day weather forecast
+9-day forecast

7-day weather forecast

Date	Weather	Max. F Min. F	Max. C Min. C	Windspeed Windir.	Precip. Rainrisk	Rel. Humidity
Dec. 03	Few clouds	68 °F 48°F	20 °C 9°C	1mph (2km/h) southeast	0in (0mm) 0 %	66%
Dec. 04	Few clouds	66 °F 48°F	19 °C 9°C	1mph (2km/h) south-southeast	0in (0mm) 0 %	72%
Dec. 05	Scattered clouds	64 °F 48°F	18 °C 9°C	1mph (2km/h) west-southwest	0in (0mm) 0 %	79%
Dec. 06	Few clouds	63 °F 49°F	17 °C 9°C	1mph (2km/h) east-southeast	0in (0mm) 0 %	77%
Dec. 07	Broken clouds	62 °F 49°F	17 °C 9°C	1mph (2km/h) south-southeast	0in (0mm) 0 %	76%
Dec. 08	Scattered clouds	60 °F 48°F	16 °C 9°C	1mph (2km/h) west	0in (0mm) 0 %	74%
Dec. 09	Clear Sky	60 °F 47°F	15 °C 8°C	1mph (2km/h) southwest	0in (0mm) 0 %	67%

+9-day forecast

Date	Weather	Max. F Min. F	Max. C Min. C	Windspeed Windir.	Precip. Rainrisk	Rel. Humidity
Dec. 10	Scattered clouds	59 °F 46°F	15 °C 8°C	1mph (2km/h) southwest	0in (0mm) 0 %	67%
Dec. 11	Few clouds	58 °F 47°F	15 °C 8°C	2mph (3km/h) west-southwest	0in (0mm) 0 %	67%
Dec. 12	Scattered clouds	59 °F 47°F	15 °C 8°C	1mph (2km/h) west-northwest	0in (0mm) 0 %	69%
Dec. 13	Broken clouds	62 °F 51°F	17 °C 10°C	2mph (4km/h) north-northeast	0in (0mm) 0 %	46%
Dec. 14	Overcast clouds	59 °F 52°F	15 °C 11°C	1mph (2km/h) south	0in (0mm) 0 %	56%
Dec. 15	Few clouds	57 °F 50°F	14 °C 10°C	1mph (2km/h) south	0in (0mm) 0 %	83%
Dec. 16	Few clouds	60 °F 50°F	15 °C 10°C	1mph (2km/h) north-northeast	0in (0mm) 0 %	62%
Dec. 17	Broken clouds	58 °F 51°F	14 °C 10°C	1mph (2km/h) west-northwest	0in (0mm) 0 %	70%
Dec. 18	Broken clouds	58 °F 50°F	15 °C 10°C	2mph (3km/h) southeast	0in (0mm) 0 %	72%

South San Francisco weather by month / climate table

°F

	Max. Temperature °F	ø. Temperature °F	Min. Temperature (°F)	Precip. (in)	Rel. Humidity (%)
January	59	48.6	39.6	0	78.9%
February	60.8	50.2	41.4	0.2	77.7%
March	66.4	52.7	43.3	0	75.3%
April	69.3	55	45.7	0	68.4%
May	73.2	59	48.7	0	64%
June	79.9	63	51.6	0	61.4%
July	78.3	63.5	53.4	0	67.5%
August	79.9	63.9	54.7	0	68.7%
September	81.5	64.2	53.8	0	64.6%
October	76.8	61	50.5	0	63.6%
November	68.9	54.3	42.8	0	72.4%
December	59.7	49.1	40.3	0	77.4%

°C

	Max. Temperature °C	ø. Temperature °C	Min. Temperature (°C)	Precip. (mm)	Rel. Humidity (%)
January	15	9.2	4.2	0	78.9%
February	16	10.1	5.2	5.1	77.7%
March	19.1	11.5	6.3	0	75.3%
April	20.7	12.8	7.6	0	68.4%
May	22.9	15	9.3	0	64%
June	26.6	17.2	10.9	0	61.4%
July	25.7	17.5	11.9	0	67.5%
August	26.6	17.7	12.6	0.1	68.7%
September	27.5	17.9	12.1	0	64.6%
October	24.9	16.1	10.3	0	63.6%
November	20.5	12.4	6	0	72.4%
December	15.4	9.5	4.6	0	77.4%

The warmest avg. temperature is around 64.2°F / 17.9°C, September is the month with the highest temperature. January is the coolest with 48.6°F / 9.2°C average air temperature. January is the month with the min. precipitation of 0in / 0mm and February with the max. precipitation in a year with 0.2in / 5.1mm.

Activities & POI in South San Francisco

Type of Activity	List
Attraction	SOUTH SAN FRANCISCO THE INDUSTRIAL CITY
Golf Course	California Golf Club of San Francisco

San Francisco Bay