McAllen Weather Year-Round — Best Time to Visit
McAllen, United States has hot weather year-round. The best time to visit is April (score: 87/100). Annual average high: 29.7°C, total rainfall: 570mm.
When is the best time to visit McAllen?
87
April is the best month to visit McAllen with a travel score of 87/100 (Excellent).
Expect highs of 30.6°C, 5 rain days, and 10.2 hours of daily sunshine.
View April weather details →Travel Score by Month
81
Jan
84
Feb
85
Mar
87
Apr
85
May
80
Jun
80
Jul
78
Aug
80
Sep
86
Oct
84
Nov
81
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in McAllen each month?
29.7°C
Avg High
19.8°C
Avg Low
570mm
Annual Rain
How much rain does McAllen get?
McAllen receives 570mm of rain annually. The wettest month is typically September with 89mm, while February is the driest.
What is the weather like each month in McAllen?
January
81
22°C
Low: 12°C
4 rain days
Excellent
February
84
24°C
Low: 14°C
4 rain days
Excellent
March
85
27°C
Low: 17°C
5 rain days
Excellent
April
Best time to visit87
31°C
Low: 20°C
5 rain days
Excellent
May
85
33°C
Low: 23°C
6 rain days
Excellent
June
80
35°C
Low: 25°C
6 rain days
Excellent
July
80
36°C
Low: 26°C
6 rain days
Good
August
78
36°C
Low: 26°C
7 rain days
Good
September
80
33°C
Low: 24°C
11 rain days
Good
October
86
30°C
Low: 21°C
7 rain days
Excellent
November
84
26°C
Low: 17°C
6 rain days
Excellent
December
81
23°C
Low: 13°C
5 rain days
Excellent
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Data based on 1994–2024 averages · Last updated: 2024-12-31