Weather on May 23

San Mateo, CA

55 Years of Data

Avg High
68°F
Avg Low
52°F
Warmest
2000
75°F avg
Coldest
1980
53°F avg

About This Date

May 23rd in San Mateo, CA typically brings mild spring weather, with average highs around 68°F and lows near 52°F. Over 55 years of records, the warmest May 23rd was in 2000 (75°F average), while the coldest was 1980 (53°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 5% of May 23rd dates historically, with the wettest May 23rd recording 0.53" of rain. The last decade has been 2.3°F cooler on this date compared to 20-30 years ago.

The last decade has been 2.3°F cooler on this date compared to 20-30 years ago.

Planning for May 23rd in San Mateo, CA? Great weather for outdoor activities.

YearHighLowAvgPrecipSnow
202561°52°56°
202466°52°59°
202367°54°60°
202269°52°60°
202165°53°59°
202074°50°62°
201971°52°61°
201863°55°59°
201769°52°60°
201666°54°60°
201563°54°58°
201469°54°61°
201362°48°55°
201264°52°58°
201164°50°57°
201063°47°55°
200956°50°53°
200867°47°57°
200782°54°68°
200673°59°66°
200570°52°61°
200465°54°59°
200367°52°59°
200275°49°62°
200169°51°60°
2000warmest88°62°75°
199968°53°61°
199865°55°60°
199771°59°65°0.53"
199667°48°57°
199567°50°58°
199471°51°61°
199369°56°62°
199273°52°62°
199171°47°59°
199062°52°57°0.2"
198966°51°59°0.1"
198864°51°58°
198763°50°56°
198662°50°56°
198569°54°61°
198469°52°60°
198363°52°57°
198288°49°68°
198169°52°60°
1980coldest60°47°53°
197969°53°61°
197869°50°60°
197766°51°59°
197668°50°59°
197570°52°61°
197447°
197365°52°58°
197265°50°57°
197175°48°62°
55 years of data from BURLINGAME

Browse Weather History

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