NWS, American, European side by side around McAllen and nearby towns.Live rain radar →
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Next 14 hours
consensus of the three models
7-day forecast
where the models agree, and where they split
McAllen, TX is at its warmest in Jun (average highs near 98°F) and coldest in Jan (lows around 55°F), with roughly 27 in of precipitation across the year. Below, compare what NWS, American, European forecast for McAllen right now, and see exactly where they disagree.
McAllen climate by month
average daytime high and overnight low across a typical year
Jan
74°
55°
Feb
77°
58°
Mar
84°
65°
Apr
86°
68°
May
93°
75°
Jun
98°
79°
Jul
96°
79°
Aug
98°
79°
Sep
95°
78°
Oct
88°
70°
Nov
79°
63°
Dec
75°
59°
Common questions
What's the weather in McAllen today?
On this page we show what NWS, American, European each forecast for McAllen today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in McAllen today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for McAllen and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for McAllen?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the McAllen forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in McAllen?
Jun is typically the warmest month in McAllen, with average highs around 98°F.
How cold does McAllen get?
The coldest month in McAllen is Jan, when overnight lows average about 55°F.
How much rain does McAllen get?
McAllen sees roughly 27 in of precipitation a year, with Apr usually the wettest month.
The forecasts Americans check
The two biggest apps keep their model a secret, so we can't show their numbers, only link you to them. The National Weather Service is public, so its data sits right in the comparison above.