Grants Weather in October

What's the weather like in Grants (New Mexico) in October 2025?

The climate in Grants during October can be summarized as cool and dry.

October is in the fall / autumn in Grants and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cool 19°C (66°F), whilst at night 1°C (33°F) is normal.

Grants weather averages (imperial / metric)
Daytime temperature	18.9°C 66°F
Nightly temperature	0.5°C 32.9°F
Average temperature	9.7°C 49.5°F
Daily sunshine	9.8 hrs
Avg rainfall	30 mm 1.2 ins
Rainy days	5 days
Sea temperature	18.1°C 64.6°F
Humidity	46%
Windspeed	13.7kph 9 mph

On average October is the 4th wettest month of the year in Grants with around 30mm 1.2 inches of rain making it a dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.

On the flip side this corresponds to an average of 9.8 hours of sunshine per day.

October temperatures in Grants

October rainfall

October hourly sunshine

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Grants in October 2025.