Weather on March 28

San Bernardino, CA

55 Years of Data

Avg High
70°F
Avg Low
48°F
Warmest
2026
73°F avg
Coldest
1975
47°F avg

About This Date

March 28th in San Bernardino, CA typically brings pleasant spring weather, with average highs around 70°F and lows near 48°F. Over 49 years of records, the warmest March 28th was in 2026 (73°F average), while the coldest was 1975 (47°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 18% of March 28th dates historically, with the wettest March 28th recording 3.58" of rain.

Planning for March 28th in San Bernardino, CA? Great weather for outdoor activities.

Warming Trend
0.9°F per decade on this date
YearHighLowAvgPrecipSnow
2026warmest91°55°73°
202566°54°60°
201772°56°64°
201656°43°49°
201588°56°72°
201472°46°59°
201378°46°62°
201269°41°55°
201165°44°54°
201083°44°63°
200983°44°63°
200872°45°58°
200767°36°51°0.08"
200650°45°47°
200564°47°55°
200490°47°68°
200373°53°63°
200262°52°57°0.25"
200176°68°72°
200061°50°55°
199973°49°61°
199854°48°51°3.58"
199762°51°57°
199671°46°59°
199570°47°58°
199478°47°62°
199358°46°52°0.76"
199262°52°57°0.1"
199167°42°54°
199061°48°54°0.41"
198973°46°60°
198882°51°67°
198772°43°57°
198676°56°66°
198557°47°52°1.07"
198483°46°64°
198364°56°60°
198260°50°55°
198167°43°55°
198072°45°58°
197959°48°54°1.37"
197881°55°68°
197762°50°56°
197668°42°55°
1975coldest56°39°47°
197468°48°58°
197353°47°50°0.79"
197269°36°52°
197192°48°70°
49 years of data from NORTON AFB

Browse Weather History

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