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 arrival of September is marked by a minor reduction in average high-temperature, sliding from a pleasant 72.1°F (22.3°C) in August to a comfortable 63.3°F (17.4°C). Roosevelt, during the nights of September, experiences an average temperature drop to a chilly 49.5°F (9.7°C).Humidity
In September, the average relative humidity is 74%.Rainfall
In September, in Roosevelt, the rain falls for 12.1 days. Throughout September, 1.85" (47mm) of precipitation is accumulated. Throughout the year, in Roosevelt, there are 115.1 rainfall days, and 20.91" (531mm) of precipitation is accumulated.Snowfall
Months with snowfall in Roosevelt are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. In Roosevelt, during the entire year, snow falls for 114 days and aggregates up to 37.32" (948mm) of snow.Daylight
The average length of the day in September in Roosevelt is 12h and 34min.On the first day of the month, sunrise is at 6:38 am and sunset at 8:01 pm. On the last day of September, sunrise is at 7:19 am and sunset at 7:00 pm CDT.
Sunshine
In Roosevelt, the average sunshine in September is 8.4h.UV index
In Roosevelt, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The average daily UV index of 3 in September transforms into the following instructions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
What is the usual temperature for Roosevelt in September?
What is the average humidity in September in Roosevelt?
How many days does it rain in September in Roosevelt?
When does it start snowing in Roosevelt?
What is the average length of the day in September in Roosevelt?
When is the sunrise / sunset in September in Roosevelt?
How long on average sun shines in September in Roosevelt?
How high is the UV index in September in Roosevelt?
Average temperature in September
Roosevelt, MN
- Average high temperature in September: 63.3°F
The warmest months (with the highest average high temperature) are July and August (72.1°F).
The month with the lowest average high temperature is January (14.4°F).
- Average low temperature in September: 49.5°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (1.8°F).
Average pressure in September
Roosevelt, MN
- Average pressure in September: 29.96"Hg
The month with the highest atmospheric pressure is February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Roosevelt, MN
- Average wind speed in September: 9.1mph
The windiest month (with the highest average wind speed) is November (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.5mph).
Average humidity in September
Roosevelt, MN
- Average humidity in September: 74%
The months with the highest relative humidity are January and February (93%).
The month with the lowest relative humidity is May (70%).
Average rainfall in September
Roosevelt, MN
- Average rainfall in September: 1.85"
The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is February (0.83").
Average rainfall days in September
Roosevelt, MN
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (1.8 days).
Average snowfall in September
Roosevelt, MN
- Average snowfall in September: 0.04"
The month with the highest snowfall is December (7.24").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Roosevelt, MN
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is January (23.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Roosevelt, MN
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 1h and 36min).
Average sunshine days in September
Roosevelt, MN
- Average sunshine days in September: 16 days
The month with the most sunshine days is September (16 days).
The month with the least sunshine days is January (9.3 days).
Average UV index in September
Roosevelt, MN
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 1).
Average cloud cover in September
Roosevelt, MN
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 84).
The months with the least cloud cover are July and August (Cloud cover 30).
Average visibility in September
Roosevelt, 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, February and March (4mi).
Roosevelt, Minnesota, USA
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