Weather on March 23

Sunnyvale, CA

55 Years of Data

Avg High
65°F
Avg Low
48°F
Warmest
2026
65°F avg
Coldest
1995
46°F avg

About This Date

March 23rd in Sunnyvale, CA typically brings mild spring weather, with average highs around 65°F and lows near 48°F. Over 56 years of records, the warmest March 23rd was in 2026 (65°F average), while the coldest was 1995 (46°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 30% of March 23rd dates historically, with the wettest March 23rd recording 1.65" of rain. Temperatures on this date have remained relatively stable over the past several decades.

Temperatures on this date have remained relatively stable over the past several decades.

Planning for March 23rd in Sunnyvale, CA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.

YearHighLowAvgPrecipSnow
2026warmest79°52°65°
202570°46°58°
202461°49°55°0.74"
202359°47°53°
202271°51°61°
202167°45°56°
202058°48°53°
201963°48°55°0.76"
201860°39°50°
201761°49°55°
201668°47°57°
201565°53°59°
201468°51°60°
201368°46°57°
201266°40°53°
201157°49°53°0.74"
201074°47°60°
200960°40°50°
200867°43°55°
200778°48°63°
200667°45°56°
200558°50°54°0.15"
200466°51°59°
200362°46°54°0.25"
200260°48°54°0.91"
200166°54°60°
200062°48°55°
199960°47°53°0.41"
199871°54°62°0.03"
199772°54°63°
199664°44°54°
1995coldest53°40°46°1.52"
199463°38°50°
199363°57°60°1.65"
199265°51°58°
199156°47°51°0.74"
199072°53°62°
198968°52°60°
198866°52°59°
198760°49°54°0.28"
198671°50°61°
198563°45°54°
198476°50°63°
198359°47°53°0.51"
198270°43°56°
198164°45°54°
198073°45°59°
197968°47°57°
197866°51°59°0.18"
197759°46°53°0.03"
197664°52°58°
197560°40°50°0.13"
197460°51°56°
197366°40°53°
197262°46°54°
197164°51°58°0.28"
56 years of data from MOFFETT FED AIRFIELD

Browse Weather History

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

March 23rd Weather in Sunnyvale, CA - 55 Years of History