McAllen, TX 14-Day Forecast

Texas, United States 🇺🇸
100°
Partly Cloudy right now Today: high 101°, low 82°
Updated 1 min ago

McAllen weather for the next 14 days

Today

Sunny High 101° Low 82°
Precipitation
4% · 0.0 in
19 mph
12 - Extreme
Sunrise / sunset
07:01 AM / 08:16 PM

Friday, August 7

Sunny High 101° Low 80°
Precipitation
4% · 0.0 in
Max wind
21 mph
Humidity
57%
UV index
11 - Extreme
Sunrise / sunset
07:01 AM / 08:15 PM

Saturday, August 8

Partly Cloudy High 102° Low 79°
Precipitation
5% · 0.0 in
Max wind
21 mph
Humidity
58%
UV index
11 - Extreme
Sunrise / sunset
07:02 AM / 08:15 PM

Sunday, August 9

Sunny High 100° Low 81°
Precipitation
4% · 0.0 in
Max wind
20 mph
Humidity
57%
UV index
11 - Extreme
Sunrise / sunset
07:02 AM / 08:14 PM

Monday, August 10

Sunny High 102° Low 81°
Precipitation
4% · 0.0 in
Max wind
21 mph
Humidity
57%
UV index
9 - Very High
Sunrise / sunset
07:03 AM / 08:13 PM

Tuesday, August 11

Sunny High 100° Low 81°
Precipitation
4% · 0.0 in
Max wind
20 mph
Humidity
60%
UV index
9 - Very High
Sunrise / sunset
07:03 AM / 08:12 PM

Wednesday, August 12

Sunny High 101° Low 81°
Precipitation
3% · 0.0 in
Max wind
21 mph
Humidity
56%
UV index
9 - Very High
Sunrise / sunset
07:04 AM / 08:11 PM

Thursday, August 13

Sunny High 99° Low 81°
Precipitation
4% · 0.0 in
Max wind
23 mph
Humidity
60%
UV index
9 - Very High
Sunrise / sunset
07:04 AM / 08:11 PM

Friday, August 14

Partly Cloudy High 99° Low 81°
Precipitation
5% · 0.0 in
Max wind
22 mph
Humidity
59%
UV index
9 - Very High
Sunrise / sunset
07:05 AM / 08:10 PM

Saturday, August 15

Sunny High 100° Low 82°
Precipitation
5% · 0.0 in
Max wind
21 mph
Humidity
60%
UV index
9 - Very High
Sunrise / sunset
07:05 AM / 08:09 PM

Sunday, August 16

Sunny High 100° Low 82°
Precipitation
4% · 0.0 in
Max wind
19 mph
Humidity
58%
UV index
9 - Very High
Sunrise / sunset
07:05 AM / 08:08 PM

Monday, August 17

Sunny High 101° Low 81°
Precipitation
3% · 0.0 in
Max wind
20 mph
Humidity
56%
UV index
9 - Very High
Sunrise / sunset
07:06 AM / 08:07 PM

Tuesday, August 18

Sunny High 102° Low 80°
Precipitation
4% · 0.0 in
Max wind
20 mph
Humidity
59%
UV index
9 - Very High
Sunrise / sunset
07:06 AM / 08:06 PM

Wednesday, August 19

Sunny High 101° Low 80°
Precipitation
4% · 0.0 in
Max wind
19 mph
Humidity
59%
UV index
9 - Very High
Sunrise / sunset
07:07 AM / 08:05 PM

McAllen 14-day outlook: the story

The warmest day of McAllen's 14-day outlook is Saturday, August 8 with a high near 102°F (39°C); the coolest night comes Saturday, August 8, dipping to 79°F (26°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 101°F (38°C), about 3°F (2°C) above the typical August high of 98°F (36°C).

No day in the outlook currently carries a strong precipitation signal. For the weekend, expect Saturday 102°F (39°C) and partly cloudy / Sunday 100°F (38°C) and sunny.

For typical conditions month by month, see the McAllen climate & average temperatures guide.

McAllen forecast questions

Will it rain in McAllen this week?
No day in the current 14-day outlook shows a strong rain signal for McAllen.
What will be the warmest day in McAllen over the next 14 days?
Saturday, August 8, with a forecast high near 102°F (39°C).
How accurate is a 14-day forecast for McAllen?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.

Average temperatures in McAllen by month

Monthly averages for McAllen based on 2015–2024 weather data.
MonthHighLow Rain daysPrecipitation SunshineHumidity
January 71° 53° 6 1.3 in 7.4 h/day 68%
February 76° 57° 5 1.0 in 8.2 h/day 69%
March 82° 64° 6 1.9 in 8.5 h/day 69%
April 87° 69° 8 2.4 in 9.7 h/day 69%
May 91° 74° 10 3.3 in 11.2 h/day 72%
June 94° 77° 10 3.4 in 12.0 h/day 70%
July 96° 79° 7 3.3 in 12.1 h/day 67%
August 98° 80° 8 1.7 in 12.2 h/day 65%
September 92° 76° 12 3.6 in 10.4 h/day 71%
October 88° 70° 8 2.5 in 9.7 h/day 68%
November 79° 62° 8 2.2 in 7.9 h/day 71%
December 75° 57° 5 1.1 in 7.5 h/day 71%
14-day forecasts nearby