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
With the beginning of September, the average high-temperature shows a small decrease, transitioning from a moderately hot 79.3°F (26.3°C) in August to an agreeable 70.7°F (21.5°C). Throughout September, an average low-temperature of 51.6°F (10.9°C) is expected.Humidity
The average relative humidity in September is 67%.Rainfall
In September, the rain falls for 10.6 days. Throughout September, 1.65" (42mm) of precipitation is accumulated. In Nashua, during the entire year, the rain falls for 116.9 days and collects up to 21.54" (547mm) of precipitation.Snowfall
In Nashua, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 31min.On the first day of September, sunrise is at 6:46 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:06 pm CDT.
Sunshine
In Nashua, the average sunshine in September is 8.9h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: In September, an average UV index of 4 transforms into the following instructions:
Exercise prevention - Precautions against solar damage are endorsed. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature 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?
When are sunrise and sunset in September?
How many hours of sunshine does Nashua have in September?
What is the UV index intensity in September?
Average temperature in September
Nashua, MN
- Average high temperature in September: 70.7°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (16.3°F).
- Average low temperature in September: 51.6°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (3.7°F).
Average pressure in September
Nashua, MN
- Average pressure in September: 29.98"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
Nashua, MN
- Average wind speed in September: 9.3mph
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 (8mph).
Average humidity in September
Nashua, MN
- Average humidity in September: 67%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is May (66%).
Average rainfall in September
Nashua, MN
- Average rainfall in September: 1.65"
The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in September
Nashua, MN
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (2.1 days).
Average snowfall in September
Nashua, MN
- Average snowfall in September: 0"
The month with the highest snowfall is December (5.04").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Nashua, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (15.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Nashua, MN
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in September
Nashua, MN
- Average sunshine days in September: 17.1 days
The month with the most sunshine days is September (17.1 days).
The month with the least sunshine days is June (9.3 days).
Average UV index in September
Nashua, 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
Nashua, MN
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in September
Nashua, 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, March and December (5mi).
Nashua, Minnesota, USA
Weather forecast for your location
2. Allow the app to use your location