September weather forecast
East Malta Colony, MT

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Weather in September

September, the first month of the autumn in East Malta Colony, is also an agreeable month, with temperature in the range of an average high of 71.1°F (21.7°C) and an average low of 53.2°F (11.8°C).

Temperature

The onset of September results in a decrease in the average high-temperature, receding from a moderately hot 82.8°F (28.2°C) in August to a pleasant 71.1°F (21.7°C). East Malta Colony's temperature in September lowers to a consistent average of 53.2°F (11.8°C) during the nights.

Humidity

The average relative humidity in September is 46%.

Rainfall

In East Malta Colony, during September, the rain falls for 8.1 days and regularly aggregates up to 1.1" (28mm) of precipitation. Throughout the year, there are 91.8 rainfall days, and 10.63" (270mm) of precipitation is accumulated.

Snowfall

In East Malta Colony, snow does not fall in June through September.

Daylight

The average length of the day in September in East Malta Colony is 12h and 34min.
On the first day of the month, sunrise is at 6:29 am and sunset at 7:51 pm. On the last day of September, sunrise is at 7:09 am and sunset at 6:50 pm MDT.

Sunshine

The average sunshine in September in East Malta Colony, Montana, is 9.8h.

UV index

In September, the average daily maximum UV index in East Malta Colony is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: An average UV index of 4 in September transforms into this advice:
Ensure safety - Sun damage prevention is strongly urged. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

What is the average September temperature in East Malta Colony?

The high-temperature in East Malta Colony, Montana, during September is 71.1°F (21.7°C) and the low-temperature is 53.2°F (11.8°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, is calculated to be 82.4°F (28°C).

What is the average humidity in September in East Malta Colony?

In September, the average relative humidity in East Malta Colony, Montana, is 46%.

How much does it rain in East Malta Colony in September?

In East Malta Colony, during September, the rain falls for 8.1 days and regularly aggregates up to 1.1" (28mm) of precipitation.

When it does not snow in East Malta Colony?

June through September are months without snowfall in East Malta Colony.

Does it snow in East Malta Colony in September?

In East Malta Colony, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in East Malta Colony?

The average day length in September in East Malta Colony, Montana, is 12h and 34min.

When are sunrise and sunset in September in East Malta Colony?

On the first day of September in East Malta Colony, Montana, sunrise is at 6:29 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:50 pm MDT.

How long on average sun shines in September in East Malta Colony?

In September, the average sunshine duration is 9.8h.

What is the UV index intensity in September in East Malta Colony?

In September, the average daily maximum UV index in East Malta Colony is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
East Malta Colony, MT

Average temperature in September - East Malta Colony, MT
  • Average high temperature in September: 71.1°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is February (24.4°F).

  • Average low temperature in September: 53.2°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is February (10°F).

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Average pressure in September
East Malta Colony, MT

Average pressure in September - East Malta Colony, MT
  • Average pressure in September: 29.92"Hg

The month with the highest atmospheric pressure is February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in September
East Malta Colony, MT

Average wind speed in September - East Malta Colony, MT
  • Average wind speed in September: 10mph

The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is February (8.3mph).

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Average humidity in September
East Malta Colony, MT

Average humidity in September - East Malta Colony, MT
  • Average humidity in September: 46%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (41%).

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Average rainfall in September
East Malta Colony, MT

Average rainfall in September - East Malta Colony, MT
  • Average rainfall in September: 1.1"

The wettest month (with the highest rainfall) is May (1.73").
The driest month (with the least rainfall) is February (0.43").

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Average rainfall days in September
East Malta Colony, MT

Average rainfall days in September - East Malta Colony, MT
  • Average rainfall days in September: 8.1 days

The month with the highest number of rainy days is May (12.7 days).
The month with the least rainy days is February (3.3 days).

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Average snowfall in September
East Malta Colony, MT

Average snowfall in September - East Malta Colony, MT
  • Average snowfall in September: 0"

The month with the highest snowfall is December (3.43").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
East Malta Colony, MT

Average snowfall days in September - East Malta Colony, MT
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is January (12.3 days).
The 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
East Malta Colony, MT

Average daylight in September / Average sunshine in September - East Malta Colony, 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: 9h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in September
East Malta Colony, MT

Average sunshine days in September - East Malta Colony, MT
  • Average sunshine days in September: 20.6 days

The month with the most sunshine days is October (21 days).
The month with the least sunshine days is April (15.4 days).

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Average UV index in September
East Malta Colony, MT

Average UV index in September - East Malta Colony, MT
  • Average UV index in September: 4

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in September
East Malta Colony, MT

Average cloud cover in September - East Malta Colony, MT
  • Average cloud cover in September: 26

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 18).

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Average visibility in September
East Malta Colony, MT

Average visibility in September - East Malta Colony, MT
  • Average visibility in September: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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East Malta Colony, Montana, USA

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