Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The move into September indicates a slight reduction in the average high-temperature, down from August's warm 76.8°F (24.9°C) to an agreeable 70.3°F (21.3°C). Throughout the month of September, Harmony witnesses an average temperature of 51.8°F (11°C).Humidity
In September, the average relative humidity is 80%.Rainfall
In September, the rain falls for 11.6 days. Throughout September, 1.57" (40mm) of precipitation is accumulated. In Harmony, during the entire year, the rain falls for 123.3 days and collects up to 19.37" (492mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:32 am and sunset at 7:42 pm. On the last day of September, sunrise is at 7:05 am and sunset at 6:50 pm CDT.
Sunshine
In Harmony, the average sunshine in September is 8.8h.UV index
In Harmony, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum UV index of 4 in September translates into the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Harmony in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September in Harmony?
When is the sunrise / sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Harmony, MN
- Average high temperature in September: 70.3°F
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (21°F).
- Average low temperature in September: 51.8°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).
Average pressure in September
Harmony, MN
- Average pressure in September: 30.01"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in September
Harmony, MN
- Average wind speed in September: 8.3mph
The windiest months (with the highest average wind speed) are January, February, April and November (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (7.2mph).
Average humidity in September
Harmony, MN
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Harmony, MN
- Average rainfall in September: 1.57"
The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.63").
Average rainfall days in September
Harmony, MN
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is June (17.2 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in September
Harmony, MN
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.74").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Harmony, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Harmony, MN
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in September
Harmony, MN
- Average sunshine days in September: 16 days
The month with the most sunshine days is November (18.1 days).
The month with the least sunshine days is June (9.8 days).
Average UV index in September
Harmony, MN
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Harmony, MN
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Harmony, MN
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, July and December (5mi).
Harmony, Minnesota, USA
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