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
Transitioning from August to September involves a subtle drop in average high-temperatures, descending from a warm 80.2°F (26.8°C) to an agreeable 72.5°F (22.5°C). During September, Holloway experiences an average low-temperature of 52.7°F (11.5°C) at night.Humidity
The average relative humidity in September in Holloway, Minnesota, is 68%.Rainfall
In Holloway, in September, it is raining for 9.5 days, with typically 1.61" (41mm) of accumulated precipitation. Throughout the year, there are 107.9 rainfall days, and 20.51" (521mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Holloway.Daylight
In Holloway, the average length of the day in September is 12h and 31min.On the first day of September in Holloway, sunrise is at 6:46 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 7:05 pm CDT.
Sunshine
The average sunshine in September in Holloway is 8.9h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In September, a regular UV index of 4 translates into these guidelines:
Undertake protective steps - Recommendations to avoid sunburn are issued. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Holloway?
What is the average humidity in September in Holloway?
How many days does it rain in September in Holloway?
When it does not snow in Holloway?
Does it snow in Holloway in September?
How many hours of daylight does Holloway have in September?
When is the sunrise / sunset in September in Holloway?
How many hours of sunshine does Holloway have in September?
How high is the UV index in September in Holloway?
Average temperature in September
Holloway, MN
- Average high temperature in September: 72.5°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (19.6°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (5.2°F).
Average pressure in September
Holloway, 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
Holloway, MN
- Average wind speed in September: 8.9mph
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
Holloway, 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
Holloway, MN
- Average rainfall in September: 1.61"
The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is February (0.55").
Average rainfall days in September
Holloway, MN
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is June (15.7 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in September
Holloway, MN
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.96").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Holloway, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Holloway, MN
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
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 24min).
Average sunshine days in September
Holloway, MN
- Average sunshine days in September: 17.7 days
The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is June (12.6 days).
Average UV index in September
Holloway, MN
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in September
Holloway, MN
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in September
Holloway, MN
- 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).
Holloway, Minnesota, USA
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