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
September's onset brings a negligible change in high-temperatures, falling from a warm 78.8°F (26°C) in August to an agreeable 70.2°F (21.2°C). In Hawley, the September nights cool down to an average low of 51.1°F (10.6°C).Humidity
The months with the lowest humidity are May and September, with an average relative humidity of 67%.Rainfall
In Hawley, during September, the rain falls for 9.7 days and regularly aggregates up to 1.14" (29mm) of precipitation. In Hawley, during the entire year, the rain falls for 110.6 days and collects up to 19.17" (487mm) of precipitation.Snowfall
In Hawley, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 6:45 am and sunset at 8:04 pm. On the last day of September, sunrise is at 7:23 am and sunset at 7:06 pm CDT.
Sunshine
The average sunshine in September is 8.8h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: An average UV index of 4 in September transforms into this advice:
Heed the precautions - Suggestions to avoid sunburn are made. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What are the least humid months?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Hawley have in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
What is the UV index reading in September in Hawley?
Average temperature in September
Hawley, MN
- Average high temperature in September: 70.2°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (15.8°F).
- Average low temperature in September: 51.1°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (1.9°F).
Average pressure in September
Hawley, MN
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Hawley, MN
- Average wind speed in September: 9.4mph
The windiest month (with the highest average wind speed) is October (10.3mph).
The calmest month (with the lowest average wind speed) is July (8mph).
Average humidity in September
Hawley, MN
- Average humidity in September: 67%
The month with the highest relative humidity is January (92%).
The months with the lowest relative humidity are May and September (67%).
Average rainfall in September
Hawley, MN
- Average rainfall in September: 1.14"
The wettest month (with the highest rainfall) is June (3.35").
The driest month (with the least rainfall) is January (0.71").
Average rainfall days in September
Hawley, MN
- Average rainfall days in September: 9.7 days
The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (2.1 days).
Average snowfall in September
Hawley, MN
- Average snowfall in September: 0"
The month with the highest snowfall is December (5.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Hawley, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Hawley, MN
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in September
Hawley, MN
- Average sunshine days in September: 17.9 days
The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is June (10 days).
Average UV index in September
Hawley, 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 and December (UV index 1).
Average cloud cover in September
Hawley, MN
- Average cloud cover in September: 31
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in September
Hawley, MN
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Hawley, Minnesota, USA
Weather forecast for your location
2. Allow the app to use your location