January weather forecast
Terry, MT

Weather in January

January, the same as December, in Terry, Montana, is another subzero cold winter month, with an average temperature varying between 12.6°F (-10.8°C) and 25.5°F (-3.6°C).

Temperature

With an average high-temperature of 25.5°F (-3.6°C) and an average low-temperature of 12.6°F (-10.8°C), January is the coldest month.

Humidity

January is the most humid month, with an average relative humidity of 85%.

Rainfall

January is the month with the least rainfall. Rain falls for 4.4 days and accumulates 0.51" (13mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Terry, during January, snow falls for 12.9 days and regularly aggregates up to 2.87" (73mm) of snow. Throughout the year, there are 58.7 snowfall days, and 17.28" (439mm) of snow is accumulated.

Daylight

In January, the average length of the day in Terry, Montana, is 9h and 3min.
On the first day of January, sunrise is at 7:46 am and sunset at 4:23 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:03 pm MST.

Sunshine

The average sunshine in January in Terry, Montana, is 5.1h.

UV index

In January, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 2 in January transform 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. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Terry?

The coldest month is January, with an average high-temperature of 25.5°F (-3.6°C) and an average low-temperature of 12.6°F (-10.8°C).

What is the most humid month in Terry?

With an average relative humidity of 85%, January is the most humid month.

What is the average humidity in January in Terry?

In Terry, Montana, the average relative humidity in January is 85%.

What is the driest month in Terry?

The month with the least rainfall in Terry, Montana, is January, when the rain falls for 4.4 days and typically collects 0.51" (13mm) of precipitation.

How much does it rain in Terry in January?

In Terry, in January, it is raining for 4.4 days, with typically 0.51" (13mm) of accumulated precipitation.

How many days does it snow in January in Terry?

In January, in Terry, Montana, it is snowing for 12.9 days. Throughout January, 2.87" (73mm) of snow is accumulated.

What is the average length of the day in January in Terry?

In January, the average day length is 9h and 3min.

When are sunrise and sunset in January in Terry?

In January, on the first day of the month, sunrise is at 7:46 am and sunset at 4:23 pm. On the last day of the month, in Terry, Montana, sunrise is at 7:26 am and sunset at 5:03 pm MST.

How many hours of sunshine does Terry have in January?

In Terry, Montana, the average sunshine duration in January is 5.1h.

How high is the UV index in January in Terry?

In Terry, Montana, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe 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
Terry, MT

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

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (25.5°F).

  • Average low temperature in January: 12.6°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).

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Average pressure in January
Terry, MT

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

The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in January
Terry, MT

Average wind speed in January - Terry, MT
  • Average wind speed in January: 10.4mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).

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Average humidity in January
Terry, MT

Average humidity in January - Terry, MT
  • Average humidity in January: 85%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (43%).

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Average rainfall in January
Terry, MT

Average rainfall in January - Terry, MT
  • Average rainfall in January: 0.51"

The wettest month (with the highest rainfall) is May (2.2").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in January
Terry, MT

Average rainfall days in January - Terry, MT
  • Average rainfall days in January: 4.4 days

The month with the highest number of rainy days is May (13.7 days).
The month with the least rainy days is February (4 days).

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Average snowfall in January
Terry, MT

Average snowfall in January - Terry, MT
  • Average snowfall in January: 2.87"

The month with the highest snowfall is February (3.62").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Terry, MT

Average snowfall days in January - Terry, MT
  • Average snowfall days in January: 12.9 days

The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Terry, MT

Average daylight in January / Average sunshine in January - Terry, MT
  • Average daylight in January: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 37min).

  • Average sunshine in January: 5h and 6min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

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Average sunshine days in January
Terry, MT

Average sunshine days in January - Terry, MT
  • Average sunshine days in January: 16.4 days

The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is June (13.1 days).

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Average UV index in January
Terry, MT

Average UV index in January - Terry, MT
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are November and December (UV index 1).

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Average cloud cover in January
Terry, MT

Average cloud cover in January - Terry, MT
  • Average cloud cover in January: 47

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 17).

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Average visibility in January
Terry, MT

Average visibility in January - Terry, MT
  • Average visibility in January: 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).

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