Weather on September 8

San Mateo, CA

55 Years of Data

Avg High
75°F
Avg Low
56°F
Warmest
1984
81°F avg
Coldest
1986
59°F avg

About This Date

September 8th in San Mateo, CA typically brings pleasant fall weather, with average highs around 75°F and lows near 56°F. Over 55 years of records, the warmest September 8th was in 1984 (81°F average), while the coldest was 1986 (59°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 4% of September 8th dates historically. The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.

The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.

Planning for September 8th in San Mateo, CA? Great weather for outdoor activities.

YearHighLowAvgPrecipSnow
202578°61°69°
202471°51°61°
202376°57°66°
202294°64°79°
202175°60°68°
202079°58°68°
201972°59°65°
201873°55°64°
201772°60°66°
201673°57°65°
201592°61°76°
201468°58°63°
201374°56°65°
201264°56°60°
201165°53°59°
201068°59°64°
200972°54°63°
200872°55°63°
200768°58°63°
200664°56°60°
200571°59°65°
200489°60°75°
200373°56°64°
200277°51°64°
200172°55°63°
200073°56°64°
199968°57°63°0.13"
199870°57°63°
199776°60°68°
199683°53°68°
199573°52°62°
199473°58°65°
199375°55°65°
199281°53°67°
199172°56°64°
199074°59°66°
198969°53°61°
198871°53°62°
198783°56°69°
1986coldest63°55°59°
198567°53°60°0.43"
1984warmest100°62°81°
198371°55°63°
198272°55°63°
198168°54°61°
198072°55°63°
197976°60°68°
197875°51°63°
197778°49°63°
197689°54°71°
197570°56°63°
197473°51°62°
197390°50°70°
197277°51°64°
197182°53°68°
55 years of data from BURLINGAME

Browse Weather History

Weather data provided by NOAA Climate Data Online. Not for critical planning.