Weather on April 21

El Cajon, CA

55 Years of Data

Avg High
76°F
Avg Low
51°F
Warmest
2009
79°F avg
Coldest
1971
54°F avg

About This Date

April 21st in El Cajon, CA typically brings pleasant spring weather, with average highs around 76°F and lows near 51°F. Over 55 years of records, the warmest April 21st was in 2009 (79°F average), while the coldest was 1971 (54°F). Rain or other precipitation has occurred on about 9% of April 21st dates historically.

The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.

Planning for April 21st in El Cajon, CA? Great weather for outdoor activities.

Warming Trend
0.9°F per decade on this date
YearHighLowAvgPrecipSnow
202573°49°61°
202476°56°66°
202389°49°69°
202273°47°60°
202161°56°58°
202070°57°63°
201967°57°62°
201887°49°68°
201792°54°73°
201683°52°67°
201570°59°64°
201482°56°69°
201381°51°66°
201281°55°68°
201170°56°63°
201078°47°62°
2009warmest98°59°79°
200871°49°60°
200765°47°56°
200675°55°65°
200576°49°62°
200470°55°62°
200369°54°61°
200279°43°61°
200169°43°56°
200083°47°65°
199972°63°67°
199881°53°67°
199783°56°69°
199673°50°62°
199565°50°57°
199472°57°64°
199388°52°70°
199285°56°70°
199154°
199070°59°64°
198975°57°66°
198864°51°58°1.3"
198793°40°66°
198686°46°66°
198564°51°58°0.1"
198480°43°61°
198367°52°59°1.3"
198285°53°69°
198177°48°63°
198070°53°61°0.03"
197980°44°62°
197867°52°59°
197787°45°66°
197674°47°60°
197570°52°61°
197481°44°62°
197377°39°58°
197277°41°59°
1971coldest59°48°54°0.1"
55 years of data from GILLESPIE FLD

Browse Weather History

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