Altar Weather in September

What's the weather like in Altar (Sonora) in September 2024?

The climate in Altar during September can be summarized as very hot and reasonably dry.

September is in the fall / autumn in Altar and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a warm 37°C (98°F), whilst at night 21°C (69°F) is normal.

Altar weather averages (imperial / metric)
Daytime temperature 36.9°C 98.3°F
Nightly temperature 20.6°C 69°F
Average temperature 28.7°C 83.7°F
Daily sunshine 10.5 hrs
Avg rainfall 37 mm 1.4 ins
Rainy days 3 days
Sea temperature 29.4°C 84.9°F
Humidity 48%
Windspeed 11.5kph 7 mph

On average September is the 3rd wettest month of the year in Altar with around 37mm 1.4 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 3 days, although this may vary considerably.

On the flip side this corresponds to an average of 10.5 hours of sunshine per day.

September temperatures in Altar

Altar average temperature in September

September rainfall

Altar average rain in September

September hourly sunshine

Altar 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 Altar in September 2024.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Altar weather stats

Altar weather statistics
Hottest month: July 38.5°C 101.3°F
Driest month: May 3mm 0.1ins
Sunniest month: June 12.9hrs
Coldest month: January 20.9°C 69.6°F
Wettest month: August 66mm 2.6ins
Map showing location of Altar (30.71626, -111.83653) Altar map pin © Google

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