The weather in Plano in August is very hot. The average temperatures are between 24°C and 35°C, drinking water regularly is advisable.
You can expect about 3 to 8 days of rain in Plano during the month of August. 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 Plano in August 2025.
If you’re planning to visit Plano in the near future, we highly recommend that you review the 14 day weather forecast for Plano before you arrive.
Temperatures
35° / 24°
Rainy Days
5
Snowy Days
0
Dry Days
26
Rainfall
114
mm
Sun Hours
11.5
Hrs