September weather forecast
Bennington, ID

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Weather in September

September, the first month of the autumn in Bennington, is still a pleasant month, with an average temperature ranging between min 42.3°F (5.7°C) and max 68°F (20°C).

Temperature

The arrival of September corresponds with a shift in temperature, down from a moderately hot 77.7°F (25.4°C) in August to a pleasant 68°F (20°C). Bennington's temperature in September declines substantially from daytime highs, settling at a consistent average of 42.3°F (5.7°C) during the nights.

Humidity

The average relative humidity in September is 49%.

Rainfall

In Bennington, during September, the rain falls for 9.1 days and regularly aggregates up to 1.14" (29mm) of precipitation. In Bennington, during the entire year, the rain falls for 117.5 days and collects up to 20.24" (514mm) of precipitation.

Snowfall

Months with snowfall are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 0.5 snowfall days, it receives 0.35" (9mm) of snow. In Bennington, during the entire year, snow falls for 116.1 days and aggregates up to 91.14" (2315mm) of snow.

Daylight

In Bennington, the average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:51 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:07 pm MDT.

Sunshine

In September, the average sunshine is 10.1h.

UV index

In Bennington, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: A typical high UV index of 3 in September suggests the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.

Frequently asked questions

What is the usual temperature for Bennington in September?

An average high-temperature, in September, in Bennington, is 68°F (20°C) and the average low-temperature is 42.3°F (5.7°C).

What is the average humidity in September?

In September, the average relative humidity is 49%.

How many days does it rain in September in Bennington?

In Bennington, during September, the rain falls for 9.1 days and regularly aggregates up to 1.14" (29mm) of precipitation.

When does it start to snow in Bennington?

September is the first month it typically snows. Throughout September, in the average 0.5 snowfall days, it receives 0.35" (9mm) of snow.

How many hours of daylight does Bennington have in September?

The average day length in September is 12h and 28min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:51 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:07 pm MDT.

How many hours of sunshine does Bennington have in September?

In September, the average sunshine duration is 10.1h.

What is the UV index intensity in September?

In Bennington, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Bennington, ID

Average temperature in September - Bennington, ID
  • Average high temperature in September: 68°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is December (25.2°F).

  • Average low temperature in September: 42.3°F

The month with the highest average low temperature is July (48.9°F).
The coldest month (with the lowest average low temperature) is January (7.9°F).

Average pressure in September
Bennington, ID

Average pressure in September - Bennington, ID
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in September
Bennington, ID

Average wind speed in September - Bennington, ID
  • Average wind speed in September: 5.4mph

The windiest month (with the highest average wind speed) is June (5.8mph).
The calmest months (with the lowest average wind speed) are January and December (4.2mph).

Average humidity in September
Bennington, ID

Average humidity in September - Bennington, ID
  • Average humidity in September: 49%

The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is August (42%).

Average rainfall in September
Bennington, ID

Average rainfall in September - Bennington, ID
  • Average rainfall in September: 1.14"

The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is July (0.63").

Average rainfall days in September
Bennington, ID

Average rainfall days in September - Bennington, ID
  • Average rainfall days in September: 9.1 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (6 days).

Average snowfall in September
Bennington, ID

Average snowfall in September - Bennington, ID
  • Average snowfall in September: 0.35"

The month with the highest snowfall is February (18.39").
The months with the least snowfall are July and August (0").

Average snowfall days in September
Bennington, ID

Average snowfall days in September - Bennington, ID
  • Average snowfall days in September: 0.5 days

The month with the highest number of snowfall days is December (21.6 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in September /
Average sunshine in September
Bennington, ID

Average daylight in September / Average sunshine in September - Bennington, ID
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 10h and 1min

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 24min).

Average sunshine days in September
Bennington, ID

Average sunshine days in September - Bennington, ID
  • Average sunshine days in September: 18.3 days

The month with the most sunshine days is July (18.8 days).
The month with the least sunshine days is February (6.8 days).

Average UV index in September
Bennington, ID

Average UV index in September - Bennington, ID
  • 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, November and December (UV index 1).

Average cloud cover in September
Bennington, ID

Average cloud cover in September - Bennington, ID
  • Average cloud cover in September: 15

The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 12).

Average visibility in September
Bennington, ID

Average visibility in September - Bennington, ID
  • Average visibility in September: 6mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (3mi).

Bennington, Idaho, USA

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