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 from August to September involves a decrease in the average high-temperature, from a warm 78.6°F (25.9°C) to an enjoyable 67.6°F (19.8°C). Despite higher daytime temperatures, nighttime averages fall to a wintry 42.3°F (5.7°C) in September.Humidity
In September, the average relative humidity is 59%.Rainfall
In Finley Point, in September, it is raining for 10.7 days, with typically 0.94" (24mm) of accumulated precipitation. In Finley Point, during the entire year, the rain falls for 160.2 days and collects up to 18.11" (460mm) of precipitation.Snowfall
Months with snowfall in Finley Point, Montana, are January through May, September through December. September is the first month it typically snows in Finley Point. Throughout September, in the average 0.2 snowfall days, it receives 0.31" (8mm) of snow. In Finley Point, during the entire year, snow falls for 99 days and aggregates up to 47.28" (1201mm) of snow.Daylight
In Finley Point, the average length of the day in September is 12h and 33min.On the first day of September in Finley Point, sunrise is at 6:55 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 7:16 pm MDT.
Sunshine
In September, the average sunshine in Finley Point, Montana, is 9.4h.UV index
In Finley Point, Montana, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: A daily high UV index of 3 in September leads to these guidelines:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
What is the average September temperature in Finley Point?
What is the average humidity in September in Finley Point?
How much does it rain in Finley Point in September?
When does it start snowing in Finley Point?
What is the average length of the day in September in Finley Point?
What time are sunrise and sunset in September in Finley Point?
How many hours of sunshine does Finley Point have in September?
What is the UV index intensity in September in Finley Point?
Average temperature in September
Finley Point, MT
- Average high temperature in September: 67.6°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is December (27.9°F).
- Average low temperature in September: 42.3°F
The months with the highest average low temperature are July and August (48.9°F).
The coldest month (with the lowest average low temperature) is December (16.7°F).
Average pressure in September
Finley Point, MT
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Finley Point, MT
- Average wind speed in September: 3.9mph
The windiest month (with the highest average wind speed) is April (4.8mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in September
Finley Point, MT
- Average humidity in September: 59%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (51%).
Average rainfall in September
Finley Point, MT
- Average rainfall in September: 0.94"
The wettest month (with the highest rainfall) is June (2.2").
The driest months (with the least rainfall) are July and August (0.55").
Average rainfall days in September
Finley Point, MT
- Average rainfall days in September: 10.7 days
The months with the highest number of rainy days are March and April (18.8 days).
The month with the least rainy days is August (7 days).
Average snowfall in September
Finley Point, MT
- Average snowfall in September: 0.31"
The month with the highest snowfall is February (10.28").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Finley Point, MT
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is December (19.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Finley Point, MT
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in September
Finley Point, MT
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is July (21.3 days).
The month with the least sunshine days is March (6.4 days).
Average UV index in September
Finley Point, MT
- 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, November and December (UV index 1).
Average cloud cover in September
Finley Point, MT
- Average cloud cover in September: 22
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July and August (Cloud cover 14).
Average visibility in September
Finley Point, MT
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).
Finley Point, Montana, USA
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