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Weather on June 21

Saint Petersburg, FL

55 Years of Data

Avg High
89°F
Avg Low
76°F
Warmest
1998
88°F avg
Coldest
1983
78°F avg

About This Date

June 21st in Saint Petersburg, FL typically brings warm summer weather, with average highs around 89°F and lows near 76°F. Over 55 years of records, the warmest June 21st was in 1998 (88°F average), while the coldest was 1983 (78°F) — a 10°F range across recorded history. Rain or other precipitation has occurred on about 51% of June 21st dates historically, with the wettest June 21st recording 8.33" of rain. The last decade has been 1.3°F warmer on this date compared to 20-30 years ago.

The last decade has been 1.3°F warmer on this date compared to 20-30 years ago.

Planning for June 21st in Saint Petersburg, FL? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.

Warming Trend
0.5°F per decade on this date
YearHighLowAvgPrecipSnow
202591°77°84°
202491°80°86°
202386°71°79°8.33"
202291°79°85°
202190°78°84°0.03"
202090°80°85°
201991°
201888°78°83°1.04"
201790°79°84°0.05"
201689°75°82°
201594°81°87°
201491°78°85°
201392°73°82°1.83"
201290°75°82°0.2"
201191°82°87°
201098°72°85°5.03"
200993°83°88°
200887°73°80°2.08"
200789°79°84°
200693°79°86°0.18"
200584°73°79°0.76"
200489°80°85°0.05"
200386°75°81°3.71"
200286°74°80°0.03"
200190°73°81°1.09"
200089°77°83°0.03"
199984°75°80°0.13"
1998warmest95°80°88°
199793°78°86°
199686°74°80°1.07"
199582°73°78°0.15"
199490°78°84°
199390°76°83°
199289°75°82°1.02"
199192°79°85°2.74"
199089°80°85°1.14"
198990°74°82°1.22"
198885°75°80°
198792°78°85°
198687°75°81°
198591°77°84°
198490°78°84°
1983coldest85°72°78°
198287°76°81°1.65"
198189°74°81°2.39"
198087°74°80°4.57"
197993°77°85°
197885°76°80°
197792°79°85°
197688°74°81°2.24"
197589°73°81°
197488°70°79°0.97"
197390°71°80°3.53"
197284°77°81°
197193°79°86°
55 years of data from ST PETERSBURG ALBERT WHITTED A

Saint Petersburg, FL Temperature Range by Month

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

40°50°60°70°80°90°100°JFMAMJJASOND
Avg high Avg low

Saint Petersburg, FL Monthly Precipitation

Average rainfall per month, in inches.

0"7.3"14.5"JFMAMJJASOND
Rain (in)

Saint Petersburg, FL 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 Saint Petersburg, FL

Saint Petersburg, FL 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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