January weather forecast
Starr School, MT

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Weather in January

January, like December, is a freezing cold winter month in Starr School, Montana, with an average temperature fluctuating between 25.5°F (-3.6°C) and 13.3°F (-10.4°C).

Temperature

Upon the onset of January, Starr School witnesses an average high-temperature of a still subzero cold 25.5°F (-3.6°C), showing a close resemblance to the prior month. During the nights in January, an average low-temperature of 13.3°F (-10.4°C) is observed.

Humidity

January is the most humid month, with an average relative humidity of 93%.

Rainfall

January is the month with the most rainfall. Rain falls for 5.5 days and accumulates 2.56" (65mm) of precipitation.

Snowfall

Months with snowfall are January through June, September through December. January is the month with the most snowfall in Starr School. Snow falls for 22.3 days and accumulates 20.16" (512mm) of snow.

Daylight

In Starr School, Montana, the average length of the day in January is 8h and 50min.
On the first day of January, sunrise is at 8:24 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 8:03 am and sunset at 5:28 pm MST.

Sunshine

January has the least sunshine of the year, with an average of 3.1h of sunshine.

UV index

January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 1 in January transforms into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
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Frequently asked questions

How cold is it in Starr School in January?

In January, the average high-temperature and low-temperature in Starr School are 25.5°F (-3.6°C) and 13.3°F (-10.4°C) respectively.

What is the most humid month in Starr School?

The most humid month in Starr School, Montana, is January, with an average relative humidity of 93%.

What is the average humidity in January in Starr School?

In Starr School, Montana, the average relative humidity in January is 93%.

What is the wettest month in Starr School?

January is the month with the most rainfall in Starr School. Rain falls for 5.5 days and accumulates 2.56" (65mm) of precipitation.

How much does it rain in Starr School in January?

In Starr School, during January, the rain falls for 5.5 days and regularly aggregates up to 2.56" (65mm) of precipitation.

When does it snow the most in Starr School?

January is the month with the most snowfall. Snow falls for 22.3 days and accumulates 20.16" (512mm) of snow.

How much does it snow in Starr School in January?

In Starr School, in January, snow falls for 22.3 days, with typically accumulated 20.16" (512mm) of snow.

How many hours of daylight does Starr School have in January?

In January, the average day length is 8h and 50min.

When are sunrise and sunset in January in Starr School?

On the first day of January, sunrise is at 8:24 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 8:03 am and sunset at 5:28 pm MST.

What is the month with the least sunshine in Starr School?

The month with the least sunshine is January, with an average of 3.1h of sunshine.

How many hours of sunshine does Starr School have in January?

In Starr School, Montana, the average sunshine duration in January is 3.1h.

When is the lowest UV index in Starr School?

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1.

What is the UV index intensity in January in Starr School?

In January, the average daily maximum UV index in Starr School, Montana, is 1. A UV Index reading of 2, and below, represents a low health risk from exposure to Sun's UV rays.
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 January
Starr School, MT

Average temperature in January - Starr School, MT
  • Average high temperature in January: 25.5°F

The warmest month (with the highest average high temperature) is July (73°F).
The month with the lowest average high temperature is December (23.2°F).

  • Average low temperature in January: 13.3°F

The months with the highest average low temperature are July and August (44.2°F).
The coldest month (with the lowest average low temperature) is February (10.9°F).

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Average pressure in January
Starr School, MT

Average pressure in January - Starr School, MT
  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in January
Starr School, MT

Average wind speed in January - Starr School, MT
  • Average wind speed in January: 6.9mph

The windiest month (with the highest average wind speed) is November (7mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in January
Starr School, MT

Average humidity in January - Starr School, MT
  • Average humidity in January: 93%

The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (56%).

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Average rainfall in January
Starr School, MT

Average rainfall in January - Starr School, MT
  • Average rainfall in January: 2.56"

The wettest month (with the highest rainfall) is January (2.56").
The driest month (with the least rainfall) is August (0.71").

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Average rainfall days in January
Starr School, MT

Average rainfall days in January - Starr School, MT
  • Average rainfall days in January: 5.5 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall in January
Starr School, MT

Average snowfall in January - Starr School, MT
  • Average snowfall in January: 20.16"

The month with the highest snowfall is January (20.16").
The months with the least snowfall are July and August (0").

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Average snowfall days in January
Starr School, MT

Average snowfall days in January - Starr School, MT
  • Average snowfall days in January: 22.3 days

The month with the highest number of snowfall days is December (22.8 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in January /
Average sunshine in January
Starr School, MT

Average daylight in January / Average sunshine in January - Starr School, MT
  • Average daylight in January: 8h and 5min

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 January: 3h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

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Average sunshine days in January
Starr School, MT

Average sunshine days in January - Starr School, MT
  • Average sunshine days in January: 8.8 days

The month with the most sunshine days is August (19.6 days).
The month with the least sunshine days is February (7.2 days).

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Average UV index in January
Starr School, MT

Average UV index in January - Starr School, MT
  • Average UV index in January: 1

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

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Average cloud cover in January
Starr School, MT

Average cloud cover in January - Starr School, MT
  • Average cloud cover in January: 71

The month with the most cloud cover is January (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 17).

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Average visibility in January
Starr School, MT

Average visibility in January - Starr School, MT
  • Average visibility in January: 4mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).

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Starr School, Montana, USA

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