Weather on March 21

Henderson, NV

55 Years of Data

Avg High
73°F
Avg Low
50°F
Warmest
2026
85°F avg
Coldest
1991
42°F avg

About This Date

March 21st in Henderson, NV typically brings pleasant spring weather, with average highs around 73°F and lows near 50°F. Over 56 years of records, the warmest March 21st was in 2026 (85°F average), while the coldest was 1991 (42°F) — a 43°F range across recorded history. Rain or other precipitation has occurred on about 18% of March 21st dates historically, with the wettest March 21st recording 0.64" 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 21st in Henderson, NV? Great weather for outdoor activities.

Warming Trend
1.8°F per decade on this date
YearHighLowAvgPrecipSnow
2026warmest98°71°85°
202569°50°60°
202477°55°66°
202370°48°59°0.58"
202272°48°60°
202175°52°63°
202069°49°59°0.08"
201970°51°60°0.1"
201868°53°61°
201792°69°80°
201687°65°76°
201582°56°69°
201474°48°61°
201379°57°68°
201273°47°60°
201161°44°52°0.38"
201069°45°57°
200986°59°73°
200882°53°68°
200781°52°66°
200662°38°50°0.43"
200571°58°64°
200490°64°77°
200375°49°62°
200277°47°62°
200179°48°63°
200066°49°57°
199973°45°59°
199875°52°63°
199787°63°75°
199682°59°71°
199565°46°55°0.05"
199470°49°59°
199376°54°65°
199269°56°62°0.46"
1991coldest50°33°42°0.18"
199083°56°69°
198972°48°60°
198882°50°66°
198759°39°49°
198676°50°63°
198574°48°61°
198481°50°65°
198358°40°49°0.46"
198257°40°48°
198162°40°51°
198068°49°58°
197949°39°44°0.64"
197875°62°69°
197769°44°57°
197674°38°56°
197575°47°61°
197477°50°64°
197357°34°45°
197283°58°70°
197177°52°64°
56 years of data from BOULDER CITY

Browse Weather History

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

March 21st Weather in Henderson, NV - 55 Years of History