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 shift to September brings a decrease in the average high-temperature, falling from a moderately hot 81.1°F (27.3°C) in August to a pleasant 70.3°F (21.3°C). During September nights, Warrick records an average temperature of 52.2°F (11.2°C).Humidity
In September, the average relative humidity is 47%.Rainfall
In Warrick, in September, during 8.5 rainfall days, 0.94" (24mm) of precipitation is typically accumulated. Throughout the year, there are 103.8 rainfall days, and 11.26" (286mm) of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 0.63" (16mm) of snow. Throughout the year, there are 55.7 snowfall days, and 22.09" (561mm) of snow is accumulated.Daylight
The average length of the day in September is 12h and 34min.On the first day of September, sunrise is at 6:37 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 6:58 pm MDT.
Sunshine
In September, the average sunshine is 10h.UV index
In Warrick, Montana, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How much does it rain in September?
When does it start snowing?
How many hours of daylight does Warrick have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Warrick have in September?
What is the UV index reading in September?
Average temperature in September
Warrick, MT
- Average high temperature in September: 70.3°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is December (27.5°F).
- Average low temperature in September: 52.2°F
The month with the highest average low temperature is August (60.4°F).
The coldest month (with the lowest average low temperature) is February (14°F).
Average pressure in September
Warrick, MT
- Average pressure in September: 29.93"Hg
The months with the highest atmospheric pressure are January and February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in September
Warrick, MT
- Average wind speed in September: 8.9mph
The windiest month (with the highest average wind speed) is November (10.6mph).
The calmest month (with the lowest average wind speed) is August (8.4mph).
Average humidity in September
Warrick, MT
- Average humidity in September: 47%
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (41%).
Average rainfall in September
Warrick, MT
- Average rainfall in September: 0.94"
The wettest month (with the highest rainfall) is June (2.13").
The driest month (with the least rainfall) is December (0.43").
Average rainfall days in September
Warrick, MT
- Average rainfall days in September: 8.5 days
The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is February (3.7 days).
Average snowfall in September
Warrick, MT
- Average snowfall in September: 0.63"
The month with the highest snowfall is January (3.9").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Warrick, MT
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is January (11.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Warrick, MT
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 10h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).
Average sunshine days in September
Warrick, MT
- Average sunshine days in September: 19.1 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is April (12.2 days).
Average UV index in September
Warrick, MT
- 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, March, October, November and December (UV index 2).
Average cloud cover in September
Warrick, MT
- Average cloud cover in September: 23
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 16).
Average visibility in September
Warrick, MT
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Warrick, Montana, USA
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