The weather in Marathon in October is very hot. The average temperatures are between 26°C and 28°C, drinking water regularly is advisable.
You can expect about 3 to 8 days of rain in Marathon during the month of October. 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 Marathon in October 2025.
If you’re planning to visit Marathon in the near future, we highly recommend that you review the 14 day weather forecast for Marathon before you arrive.
Temperatures
28° / 26°
Rainy Days
7
Snowy Days
0
Dry Days
24
Rainfall
133
mm
Sun Hours
6.9
Hrs
