Weather on March 21

Tulsa, OK

55 Years of Data

Avg High
64°F
Avg Low
40°F
Warmest
2026
73°F avg
Coldest
1974
28°F avg

About This Date

March 21st in Tulsa, OK typically brings mild spring weather, with average highs around 64°F and lows near 40°F. Over 56 years of records, the warmest March 21st was in 2026 (73°F average), while the coldest was 1974 (28°F) — a 45°F range across recorded history. Rain or other precipitation has occurred on about 25% of March 21st dates historically, with the wettest March 21st recording 3.84" of rain. The last decade has been 9.6°F warmer on this date compared to 20-30 years ago.

The last decade has been 9.6°F warmer on this date compared to 20-30 years ago.

Planning for March 21st in Tulsa, OK? Great weather for outdoor activities.

Warming Trend
1.3°F per decade on this date
YearHighLowAvgPrecipSnow
2026warmest95°51°73°
202573°40°56°
202464°50°57°
202363°44°53°0.81"
202262°51°57°3.84"
202170°46°58°
202057°34°45°0.08"
201969°37°53°
201862°31°47°
201783°57°70°
201667°29°48°
201566°42°54°
201479°45°62°
201344°37°41°0.13"
201263°42°52°1.17"
201175°57°66°
201043°31°37°0.43"
200961°50°55°0.28"
200874°46°60°
200777°65°71°
200646°38°42°0.05"
200558°51°54°1.4"
200459°37°48°
200361°39°50°
200240°21°30°
200171°34°52°
200071°33°52°0.56"
199956°36°46°
199849°31°40°
199780°32°56°
199650°24°37°
199584°44°64°
199482°45°63°
199344°41°43°
199261°31°46°
199177°60°69°
199065°32°48°
198954°30°42°
198880°39°60°
198769°55°62°
198645°27°36°
198554°45°49°2.87"
198461°39°50°
198347°23°35°
198274°39°56°
198175°53°64°
198062°35°49°
197964°41°53°
197872°38°55°2.11"
197770°35°52°
197668°34°51°
197579°46°62°
1974coldest38°18°28°1.7"
197348°31°39°
197273°47°60°1.02"
197158°36°47°
56 years of data from BIXBY

Browse Weather History

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

March 21st Weather in Tulsa, OK - 55 Years of History