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Weather on July 21

Carrollton, TX

55 Years of Data

Avg High
97°F
Avg Low
78°F
Warmest
2018
97°F avg
Coldest
1985
78°F avg

About This Date

July 21st in Carrollton, TX typically brings hot summer weather, with average highs around 97°F and lows near 78°F. Over 55 years of records, the warmest July 21st was in 2018 (97°F average), while the coldest was 1985 (78°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 11% of July 21st dates historically, with the wettest July 21st recording 3.94" 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 July 21st in Carrollton, TX? Stay hydrated and seek shade during peak afternoon hours.

Warming Trend
0.6°F per decade on this date
YearHighLowAvgPrecipSnow
202598°79°88°
202486°71°79°
2023100°81°90°
2022100°82°91°
202192°75°83°
202092°78°85°
201998°80°89°
2018warmest110°84°97°
2017100°82°91°
201699°83°91°
201598°81°89°
201497°74°85°
201398°76°87°
2012108°77°92°
2011102°83°92°
201095°80°88°
200995°75°85°0.76"
2008100°81°90°
200790°73°81°0.1"
2006103°82°92°
200598°79°88°
200493°76°84°
2003101°80°90°
200296°79°87°
2001100°80°90°
2000101°81°91°
199992°74°83°
1998102°81°91°
1997100°81°90°
1996101°81°91°
1995100°81°90°
199497°80°88°
199398°80°89°
199288°75°81°
199197°78°87°
199098°74°86°
198990°71°80°
198892°70°81°
198793°74°83°
198696°74°85°3.94"
1985coldest85°72°78°1.45"
198498°77°88°
198398°77°88°
1982101°80°90°
1981102°80°91°
1980101°77°89°0.38"
197992°72°82°
197899°80°89°
1977100°78°89°
197692°73°82°
1975100°78°89°
1974104°81°92°
197397°77°87°
197288°72°80°0.03"
197184°75°80°
55 years of data from ADDISON AIRPORT

Carrollton, TX Temperature Range by Month

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

30°50°70°90°110°JFMAMJJASOND
Avg high Avg low

Carrollton, TX Monthly Precipitation

Average rainfall and snowfall per month, in inches.

0"8.2"16.3"JFMAMJJASOND1.7"0"
Rain (in) Snow (in)

Carrollton, TX 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 Carrollton, TX

Carrollton, TX 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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