September weather forecast
Nye, MT

Weather in September

The first month of the autumn, September, is also an enjoyable month in Nye, Montana, with average temperature ranging between max 66.7°F (19.3°C) and min 45.3°F (7.4°C).

Temperature

In September, the average high-temperature decreases, from a moderately hot 76.6°F (24.8°C) in August, to an enjoyable 66.7°F (19.3°C). The average low-temperature, in Nye, is 45.3°F (7.4°C).

Humidity

In Nye, Montana, the average relative humidity is 51%.

Rainfall

In Nye, during September, the rain falls for 9.8 days and regularly aggregates up to 1.1" (28mm) of precipitation. Throughout the year, there are 129.6 rainfall days, and 15.83" (402mm) 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 1 snowfall days, it receives 0.51" (13mm) of snow. In Nye, during the entire year, snow falls for 67.6 days, and aggregates up to 38.19" (970mm) of snow.

Daylight

The average length of the day in September is 12.5h.

Sunshine

The average sunshine in Nye, Montana, is 10.2h.

UV index

In September, the average daily maximum UV index in Nye is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to the UV radiation for the ordinary person.
Note: The average daily UV index of 3 in September transform into the following instructions:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in September in Nye?

In September, the average relative humidity in Nye, Montana, is 51%.

How much does it rain in Nye in September?

In Nye, during September, the rain falls for 9.8 days and regularly aggregates up to 1.1" (28mm) of precipitation.

When does it start to snow in Nye?

September is the first month it typically snows in Nye, Montana. Throughout September, in the average 1 snowfall days, it receives 0.51" (13mm) of snow.

What is the average length of the day in September in Nye?

In September, the average length of the day in Nye is 12.5h.

How many hours of sunshine does Nye have in September?

In September, the average sunshine in Nye is 10.2h.

What is the UV index intensity in September in Nye?

The average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV radiation.

Average temperature in September
Nye, MT

Average temperature in September - Nye, MT
  • Average high temperature in September: 66.7°F

The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is December (28.4°F).

  • Average low temperature in September: 45.3°F

The month with the highest average low temperature is August (52.9°F).
The coldest month (with the lowest average low temperature) is February (15.3°F).

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Average pressure in September
Nye, MT

Average pressure in September - Nye, MT
  • Average pressure in September: 29.96"

Months with the highest atmospheric pressure are January and December (30.16").
The month with the lowest atmospheric pressure is June (29.88").

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Average wind speed in September
Nye, MT

Average wind speed in September - Nye, MT
  • Average wind speed in September: 6.9mph

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).

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Average humidity in September
Nye, MT

Average humidity in September - Nye, MT
  • Average humidity in September: 51%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is August (47%).

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Average rainfall in September
Nye, MT

Average rainfall in September - Nye, MT
  • Average rainfall in September: 1.1"

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in September
Nye, MT

Average rainfall days in September - Nye, MT
  • Average rainfall days in September: 9.8 days

The month with the highest number of rainy days is May (19.8 days).
Months with the least rainy days are January and December (5.3 days).

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Average snowfall in September
Nye, MT

Average snowfall in September - Nye, MT
  • Average snowfall in September: 0.51"

The month with the highest snowfall is March (7.09").
Months with the least snowfall are June, July and August (0").

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Average snowfall days in September
Nye, MT

Average snowfall days in September - Nye, MT
  • Average snowfall days in September: 1 days

The month with the highest number of snowfall days is February (12.9 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight in September /
Average sunshine in September
Nye, MT

Average daylight in September / Average sunshine in September - Nye, MT
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.6h).
The month with the shortest days is December (Average daylight: 8.8h).

  • Average sunshine in September: 10.2h

The month with the most sunshine is July (Average sunshine: 11.8h).
Months with the least sunshine are January, February and December (Average sunshine: 6.2).

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Average sunshine days in September
Nye, MT

Average sunshine days in September - Nye, MT
  • Average sunshine days in September: 17.8 days

The month with the most sunshine days is January (19.8 days).
The month with the least sunshine days is May (7.7 days).

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Average UV index in September
Nye, MT

Average UV index in September - Nye, MT
  • Average UV index in September: 3

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

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Average cloud cover in September
Nye, MT

Average cloud cover in September - Nye, MT
  • Average cloud cover in September: 21

The month with the most cloud cover is February (Cloud cover 41).
Months with the least cloud cover are July and August (Cloud cover 16).

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Average visibility in September
Nye, MT

Average visibility in September - Nye, MT
  • Average visibility in September: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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