McAllen, TX 14-Day Forecast
Texas, United States 🇺🇸
101°
Sunny right now
Today: high 104°, low 80°
Updated 3 hours ago
McAllen weather for the next 14 days
Thursday, August 27
Sunny High 103° Low 79°Precipitation
2%
· 0.0 in
Max wind
20 mph
Humidity
53%
UV index
11 - Extreme
Sunrise / sunset
07:10 AM / 07:58 PM
Friday, August 28
Sunny High 103° Low 79°Precipitation
3%
· 0.0 in
Max wind
22 mph
Humidity
54%
UV index
9 - Very High
Sunrise / sunset
07:11 AM / 07:57 PM
Saturday, August 29
Sunny High 101° Low 80°Precipitation
17%
· 0.0 in
Max wind
24 mph
Humidity
59%
UV index
9 - Very High
Sunrise / sunset
07:11 AM / 07:56 PM
Sunday, August 30
Sunny High 101° Low 80°Precipitation
6%
· 0.0 in
Max wind
20 mph
Humidity
59%
UV index
9 - Very High
Sunrise / sunset
07:12 AM / 07:54 PM
Monday, August 31
Partly Cloudy High 101° Low 81°Precipitation
6%
· 0.0 in
Max wind
21 mph
Humidity
59%
UV index
9 - Very High
Sunrise / sunset
07:12 AM / 07:53 PM
Tuesday, September 1
Thundery outbreaks in nearby High 102° Low 81°Precipitation
5%
· 0.0 in
Max wind
22 mph
Humidity
59%
UV index
9 - Very High
Sunrise / sunset
07:12 AM / 07:52 PM
Wednesday, September 2
Overcast High 98° Low 81°Precipitation
27%
· 0.01 in
Max wind
16 mph
Humidity
64%
UV index
8 - Very High
Sunrise / sunset
07:13 AM / 07:51 PM
Thursday, September 3
Sunny High 102° Low 81°Precipitation
5%
· 0.0 in
Max wind
17 mph
Humidity
56%
UV index
9 - Very High
Sunrise / sunset
07:13 AM / 07:50 PM
Friday, September 4
Sunny High 101° Low 80°Precipitation
3%
· 0.0 in
Max wind
20 mph
Humidity
60%
UV index
9 - Very High
Sunrise / sunset
07:14 AM / 07:49 PM
Saturday, September 5
Sunny High 101° Low 81°Precipitation
3%
· 0.0 in
Max wind
21 mph
Humidity
59%
UV index
9 - Very High
Sunrise / sunset
07:14 AM / 07:48 PM
Sunday, September 6
Sunny High 102° Low 82°Precipitation
3%
· 0.0 in
Max wind
22 mph
Humidity
59%
UV index
9 - Very High
Sunrise / sunset
07:15 AM / 07:47 PM
Monday, September 7
Sunny High 101° Low 82°Precipitation
3%
· 0.0 in
Max wind
21 mph
Humidity
60%
UV index
9 - Very High
Sunrise / sunset
07:15 AM / 07:46 PM
Tuesday, September 8
Sunny High 103° Low 80°Precipitation
7%
· 0.0 in
Max wind
22 mph
Humidity
59%
UV index
9 - Very High
Sunrise / sunset
07:15 AM / 07:45 PM
McAllen 14-day outlook: the story
The warmest day of McAllen's 14-day outlook is Wednesday, August 26 with a high near 104°F (40°C); the coolest night comes Thursday, August 27, dipping to 79°F (26°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 102°F (39°C), about 4°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 101°F (38°C) and sunny / Sunday 101°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?
Wednesday, August 26, with a forecast high near 104°F (40°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
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| 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