Weather on February 21

Pomona, CA

55 Years of Data

Avg High
68°F
Avg Low
44°F
Warmest
1991
69°F avg
Coldest
2026
37°F avg

About This Date

February 21st in Pomona, CA typically brings mild winter weather, with average highs around 68°F and lows near 44°F. Over 53 years of records, the warmest February 21st was in 1991 (69°F average), while the coldest was 2026 (37°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 9% of February 21st dates historically, with the wettest February 21st recording 5.08" of rain. The last decade has been 1.7°F cooler on this date compared to 20-30 years ago.

The last decade has been 1.7°F cooler on this date compared to 20-30 years ago.

Planning for February 21st in Pomona, CA? Great weather for outdoor activities.

Cooling Trend
1.0°F per decade on this date
YearHighLowAvgPrecipSnow
2026coldest39°36°37°
202576°49°62°
202461°46°53°
202363°41°52°
202259°45°52°
202171°44°58°
202076°53°64°
201950°34°42°
201855°37°46°
201765°53°59°
201678°42°60°
201567°46°56°
201479°51°65°
201359°37°48°
201272°41°56°
201160°36°48°0.05"
201059°45°52°
200973°46°60°
200855°46°51°0.25"
200771°44°58°
200662°37°50°
200557°51°54°5.08"
200455°46°51°
200376°44°60°
200285°47°66°
200166°45°55°
200050°41°46°
199961°44°52°
199574°48°61°
199465°37°51°
199360°37°49°
199271°49°60°
1991warmest86°52°69°
199083°39°61°
198982°42°62°
198881°43°62°
198769°33°51°
198671°42°57°
198574°47°60°
198473°52°62°
198378°45°61°
198284°50°67°
198184°41°63°
198062°49°55°1.98"
197955°46°51°3.81"
197876°46°61°
197775°50°63°
197668°36°52°
197561°42°51°
197468°41°55°
197372°53°62°
197274°42°58°
197159°35°47°
53 years of data from POMONA/FAIRPLEX

Browse Weather History

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