The temperatures in Mcallen in January are comfortable with low of 13°C and and high up to 21°C.
You can expect about 3 to 8 days of rain in Mcallen during the month of January. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Mcallen in January 2025.
If you’re planning to visit Mcallen in the near future, we highly recommend that you review the 14 day weather forecast for Mcallen before you arrive.
Temperatures
21° / 13°
Rainy Days
3
Snowy Days
0
Dry Days
28
Rainfall
46
mm
Sun Hours
9.1
Hrs