Clayton Weather in September

What's the weather like in Clayton (New Mexico) in September 2025?

The climate in Clayton during September can be summarized as warm and reasonably dry.

September is in the fall / autumn in Clayton and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 26°C (78°F), whilst at night 11°C (51°F) is normal.

Clayton weather averages (imperial / metric)
Daytime temperature 25.5°C 77.9°F
Nightly temperature 10.7°C 51.3°F
Average temperature 18.1°C 64.6°F
Daily sunshine 9.7 hrs
Avg rainfall 43 mm 1.7 ins
Rainy days 7 days
Sea temperature 20.2°C 68.4°F
Humidity 53%
Windspeed 18.4kph 11 mph

On average September is the 5th wettest month of the year in Clayton with around 43mm 1.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.

On the flip side this corresponds to an average of 9.7 hours of sunshine per day.

September temperatures in Clayton

Clayton average temperature in September

September rainfall

Clayton average rain in September

September hourly sunshine

Clayton average rain in September

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 Clayton in September 2025.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Clayton weather stats

Clayton weather statistics
Hottest month: July 30.7°C 87.3°F
Driest month: January 7mm 0.3ins
Sunniest month: June 12.1hrs
Coldest month: January 8.3°C 46.9°F
Wettest month: July 72mm 2.8ins
Map showing location of Clayton (36.45169, -103.1841) Clayton map pin © Google

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