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 advent of September brings a slight shift in average high-temperature, moving from a warm 80.6°F (27°C) in August to an agreeable 73.2°F (22.9°C). Dawson experiences a mean low-temperature of 52.7°F (11.5°C) during September.Humidity
In Dawson, the average relative humidity in September is 68%.Rainfall
In Dawson, during September, the rain falls for 8.5 days and regularly aggregates up to 1.42" (36mm) of precipitation. Throughout the year, in Dawson, there are 104.4 rainfall days, and 18.31" (465mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 31min.On the first day of the month, sunrise is at 6:47 am and sunset at 8:00 pm. On the last day of September, in Dawson, sunrise is at 7:21 am and sunset at 7:05 pm CDT.
Sunshine
In Dawson, the average sunshine in September is 8.9h.UV index
In September, the average daily maximum UV index in Dawson is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 4 during September translates into these guidelines:
Undertake precautions - Obligation exists to protect against skin and eye damage. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Dawson in September?
What is the average humidity in September in Dawson?
How much does it rain in Dawson in September?
When it does not snow in Dawson?
Does it snow in Dawson in September?
What is the average length of the day in September in Dawson?
What time are sunrise and sunset in September in Dawson?
How many hours of sunshine does Dawson have in September?
What is the UV index reading in September in Dawson?
Average temperature in September
Dawson, MN
- Average high temperature in September: 73.2°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (20.5°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).
Average pressure in September
Dawson, MN
- Average pressure in September: 29.98"Hg
The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Dawson, MN
- Average wind speed in September: 8.8mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (7.6mph).
Average humidity in September
Dawson, MN
- Average humidity in September: 68%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (66%).
Average rainfall in September
Dawson, MN
- Average rainfall in September: 1.42"
The wettest month (with the highest rainfall) is July (3.35").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in September
Dawson, MN
- Average rainfall days in September: 8.5 days
The month with the highest number of rainy days is June (15.7 days).
The month with the least rainy days is February (1.8 days).
Average snowfall in September
Dawson, MN
- Average snowfall in September: 0"
The month with the highest snowfall is December (3.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Dawson, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Dawson, MN
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- 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: 3h and 48min).
Average sunshine days in September
Dawson, MN
- Average sunshine days in September: 19.2 days
The month with the most sunshine days is October (19.7 days).
The month with the least sunshine days is June (12.4 days).
Average UV index in September
Dawson, MN
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Dawson, MN
- Average cloud cover in September: 29
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in September
Dawson, MN
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Dawson, Minnesota, USA
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