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Weather on May 17

Mcallen, TX

55 Years of Data

Avg High
91°F
Avg Low
71°F
Warmest
2025
88°F avg
Coldest
1973
70°F avg

About This Date

May 17th in Mcallen, TX typically brings hot spring weather, with average highs around 91°F and lows near 71°F. Over 56 years of records, the warmest May 17th was in 2025 (88°F average), while the coldest was 1973 (70°F) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 13% of May 17th dates historically, with the wettest May 17th recording 3.23" of rain. The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.

The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.

Planning for May 17th in Mcallen, TX? Stay hydrated and seek shade during peak afternoon hours.

Warming Trend
0.8°F per decade on this date
YearHighLowAvgPrecipSnow
202693°76°84°
2025warmest97°79°88°
202496°75°86°
202390°73°81°
202293°73°83°
202188°75°81°
202093°73°83°
201991°78°85°
2018100°72°86°
201792°78°85°
201694°71°82°
201591°76°83°
201487°58°72°
201392°72°82°
201288°68°78°
201184°69°77°
201095°75°85°
200993°70°81°
200885°68°76°0.13"
200793°71°82°
200689°66°78°
200587°68°78°
200488°71°79°
2003100°68°84°
200292°69°80°
200196°72°84°
200096°76°86°
199994°76°85°
199891°75°83°
199786°67°76°
199693°75°84°
199595°77°86°
199493°72°82°
199390°68°79°
199284°67°75°
199190°68°79°0.15"
199095°71°83°
198992°78°85°
198889°71°80°
198791°73°82°
198690°76°83°0.43"
198590°74°82°0.91"
198482°69°76°2.24"
198388°61°74°
1982101°73°87°3.23"
198195°76°85°
198089°72°80°
197989°67°78°
197895°71°83°
197788°68°78°
197690°71°80°
197589°63°76°
197498°76°87°
1973coldest81°59°70°
197288°67°77°0.13"
197189°65°77°
56 years of data from MCALLEN

Mcallen, TX Temperature Range by Month

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

40°60°80°100°JFMAMJJASOND
Avg high Avg low

Mcallen, TX Monthly Precipitation

Average rainfall and snowfall per month, in inches.

0"7.3"14.6"JFMAMJJASOND1.7"0"
Rain (in) Snow (in)

Mcallen, 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 Mcallen, TX

Mcallen, 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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