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
A moderate decline in average high-temperatures is noted in September, moving from a warm 75.2°F (24°C) in August to an agreeable 68.9°F (20.5°C). The nights of September anticipate an average low-temperature of 56.1°F (13.4°C).Humidity
In Roseburg, the average relative humidity in September is 79%.Rainfall
In Roseburg, in September, it is raining for 13.2 days, with typically 1.81" (46mm) of accumulated precipitation. In Roseburg, during the entire year, the rain falls for 155.3 days and collects up to 24.8" (630mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In Roseburg, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:56 am and sunset at 8:05 pm. On the last day of September, sunrise is at 7:28 am and sunset at 7:13 pm EDT.
Sunshine
In September, the average sunshine is 8.3h.UV index
In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 3 in September converts into the following recommendations:
Take precautions - Protection against sunburn is recommended. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How many days does it rain in September in Roseburg?
When it does not snow in Roseburg?
Does it snow in September?
How many hours of daylight does Roseburg have in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Roseburg, MI
- Average high temperature in September: 68.9°F
The warmest months (with the highest average high temperature) are July and August (75.2°F).
The month with the lowest average high temperature is January (27.5°F).
- Average low temperature in September: 56.1°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 (18.9°F).
Average pressure in September
Roseburg, MI
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Roseburg, MI
- Average wind speed in September: 8.8mph
The windiest month (with the highest average wind speed) is January (12.5mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity in September
Roseburg, MI
- Average humidity in September: 79%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, May, October and November (78%).
Average rainfall in September
Roseburg, MI
- Average rainfall in September: 1.81"
The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is December (1.46").
Average rainfall days in September
Roseburg, MI
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is October (17 days).
The month with the least rainy days is February (6.4 days).
Average snowfall in September
Roseburg, MI
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.9").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Roseburg, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Roseburg, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in September
Roseburg, MI
- Average sunshine days in September: 13.4 days
The months with the most sunshine days are July and September (13.4 days).
The month with the least sunshine days is February (8.3 days).
Average UV index in September
Roseburg, MI
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Roseburg, MI
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in September
Roseburg, MI
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Roseburg, Michigan, USA
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