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Weather on April 15

San Bernardino, CA

55 Years of Data

Avg High
75°F
Avg Low
48°F
Warmest
1984
77°F avg
Coldest
2009
49°F avg

About This Date

April 15th in San Bernardino, CA typically brings pleasant spring weather, with average highs around 75°F and lows near 48°F — a 27°F daily swing. Over 49 years of records, the warmest April 15th was in 1984 (77°F average), while the coldest was 2009 (49°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 14% of April 15th dates historically, with the wettest April 15th recording 2.01" of rain.

Planning for April 15th in San Bernardino, CA? Great weather for outdoor activities.

Cooling Trend
0.3°F per decade on this date
YearHighLowAvgPrecipSnow
202679°48°64°
202568°50°59°
201780°54°67°
201672°46°59°
201578°49°63°
201485°54°69°
201360°50°55°
201272°39°55°
201188°48°68°
201078°44°61°
2009coldest58°40°49°
200873°46°60°
200754°46°50°0.25"
200667°51°59°2.01"
200587°47°67°
200478°46°62°
200366°45°55°
200274°45°59°
200176°40°58°
200069°50°60°
199987°59°73°
199860°47°53°
199786°
199684°52°68°
199566°45°55°
199487°53°70°
199372°51°61°
199265°54°59°
199170°46°58°
199079°53°66°
198975°54°64°
198865°43°54°1.57"
198795°55°75°
198674°45°59°
198586°51°69°
1984warmest98°56°77°
198379°44°61°
198263°52°57°
198182°49°65°
198087°47°67°
197985°50°67°
197867°52°59°1.65"
197782°47°64°
197658°48°53°1.19"
197560°47°53°0.03"
197487°46°67°
197365°41°53°0.05"
197282°41°62°
197175°49°62°
49 years of data from NORTON AFB

San Bernardino, CA Temperature Range by Month

Average monthly highs and lows. The shaded band shows the typical daily temperature range.

30°50°70°90°110°JFMAMJJASOND
Avg high Avg low

San Bernardino, CA Monthly Precipitation

Average rainfall and snowfall per month, in inches.

0"5.8"11.6"JFMAMJJASOND0.1"0"
Rain (in) Snow (in)

San Bernardino, CA Daily Temperature Calendar

Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.

151015202531JanFebMarAprMayJunJulAugSepOctNovDec
Cooler
Hotter
20°40°60°80°100°

Best Time to Visit San Bernardino, CA

San Bernardino, CA has no months that meet our "pleasant" threshold — every season has tradeoffs.

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Pleasant (65-82°F, ≤2.5" rain) Mild Less ideal

Browse Weather History

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

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