Howard Weather in September

What's the weather like in Howard (South Dakota) in September 2025?

The climate in Howard during September can be summarized as mild and reasonably dry.

September is in the fall / autumn in Howard and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 23°C (74°F), whilst at night 9°C (47°F) is normal.

Howard weather averages (imperial / metric)
Daytime temperature 23.1°C 73.6°F
Nightly temperature 8.5°C 47.3°F
Average temperature 15.8°C 60.4°F
Daily sunshine 9 hrs
Avg rainfall 61 mm 2.4 ins
Rainy days 8 days
Sea temperature 16.4°C 61.6°F
Humidity 69%
Windspeed 18.4kph 11 mph

On average September is the 6th wettest month of the year in Howard with around 61mm 2.4 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.

On the flip side this corresponds to an average of 9 hours of sunshine per day.

September temperatures in Howard

Howard average temperature in September

September rainfall

Howard average rain in September

September hourly sunshine

Howard 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 Howard 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

Howard weather stats

Howard weather statistics
Hottest month: July 30°C 86°F
Driest month: January 14mm 0.6ins
Sunniest month: July 12.3hrs
Coldest month: January -5.5°C 22.1°F
Wettest month: June 113mm 4.4ins
Map showing location of Howard (44.01081, -97.52674) Howard map pin © Google

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