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
September's onset corresponds with a shift in the average high-temperature, moving from a moderately hot 81°F (27.2°C) in August to a pleasant 70°F (21.1°C). September generally records an average low-temperature of 51.6°F (10.9°C).Humidity
The average relative humidity in September is 45%.Rainfall
In Eagle Creek Colony, in September, during 6.6 rainfall days, 0.63" (16mm) of precipitation is typically accumulated. In Eagle Creek Colony, Montana, during the entire year, the rain falls for 77.5 days and collects up to 6.5" (165mm) of precipitation.Snowfall
January through May, September through December are months with snowfall in Eagle Creek Colony. September is the first month it typically snows in Eagle Creek Colony. Throughout September, in the average 0.4 snowfall days, it receives 0.55" (14mm) of snow. In Eagle Creek Colony, during the entire year, snow falls for 38 days and aggregates up to 8.78" (223mm) of snow.Daylight
The average length of the day in September in Eagle Creek Colony is 12h and 34min.On the first day of the month, sunrise is at 6:43 am and sunset at 8:06 pm. On the last day of September, in Eagle Creek Colony, sunrise is at 7:24 am and sunset at 7:05 pm MDT.
Sunshine
The average sunshine in September is 9.9h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 4 during September leads to these advisories:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the usual temperature for Eagle Creek Colony in September?
What is the average humidity in September in Eagle Creek Colony?
How much does it rain in Eagle Creek Colony in September?
When does it start to snow in Eagle Creek Colony?
How many hours of daylight does Eagle Creek Colony have in September?
When is the sunrise / sunset in September in Eagle Creek Colony?
How long on average sun shines in September in Eagle Creek Colony?
What is the UV index reading in September in Eagle Creek Colony?
Average temperature in September
Eagle Creek Colony, MT
- Average high temperature in September: 70°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is December (27.9°F).
- Average low temperature in September: 51.6°F
The month with the highest average low temperature is August (60.3°F).
The coldest months (with the lowest average low temperature) are February and December (16.2°F).
Average pressure in September
Eagle Creek Colony, MT
- Average pressure in September: 29.94"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in September
Eagle Creek Colony, MT
- Average wind speed in September: 9.3mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in September
Eagle Creek Colony, MT
- Average humidity in September: 45%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (39%).
Average rainfall in September
Eagle Creek Colony, MT
- Average rainfall in September: 0.63"
The wettest month (with the highest rainfall) is June (1.54").
The driest months (with the least rainfall) are January and December (0.16").
Average rainfall days in September
Eagle Creek Colony, MT
- Average rainfall days in September: 6.6 days
The month with the highest number of rainy days is May (12.4 days).
The months with the least rainy days are January and February (2.1 days).
Average snowfall in September
Eagle Creek Colony, MT
- Average snowfall in September: 0.55"
The month with the highest snowfall is April (1.65").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Eagle Creek Colony, MT
- Average snowfall days in September: 0.4 days
The month with the highest number of snowfall days is December (6.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Eagle Creek Colony, MT
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 9h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).
Average sunshine days in September
Eagle Creek Colony, MT
- Average sunshine days in September: 21.4 days
The months with the most sunshine days are January and December (23.9 days).
The months with the least sunshine days are May and June (16.3 days).
Average UV index in September
Eagle Creek Colony, 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
Eagle Creek Colony, MT
- Average cloud cover in September: 22
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 14).
Average visibility in September
Eagle Creek Colony, 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).
Eagle Creek Colony, Montana, USA
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