January weather forecast
Preston, ID

englishespañol中文
Share

Weather in January

The beginning of the year in Preston, Idaho, is marked by a chilly, yet humid, weather pattern. A frequent visitor during this month is snowfall, with the city receiving around 16.73" (425mm) of snow across 17.6 days. The daytime temperatures, while on the cooler side, tend not to exceed 29.1°F (-1.6°C), making for brisk, yet manageable outdoor conditions. January also has a palpable tranquility to it, with the city basking in roughly 9.5 hours of daylight each day. These shorter daylight periods, combined with a high relative humidity level of about 90%, create a hushed, frosty ambience that is truly characteristic of the Preston winter.

Temperature

The dawn of January in Preston sees an average high-temperature of a still subzero cold 29.1°F (-1.6°C), subtly contrasting with December's 28.8°F (-1.8°C). During January, Preston observes a consistent average nighttime temperature of 13.5°F (-10.3°C).

Humidity

With an average relative humidity of 90%, January is the most humid month in Preston.

Rainfall

In Preston, in January, during 8.9 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. Throughout the year, in Preston, there are 127.4 rainfall days, and 18.27" (464mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Preston, Idaho, are January through May, September through December. January is the month with the most snowfall in Preston. Snow falls for 17.6 days and accumulates 16.73" (425mm) of snow.

Daylight

The average length of the day in January in Preston is 9h and 32min.
On the first day of the month, sunrise is at 7:55 am and sunset at 5:06 pm. On the last day of January, sunrise is at 7:41 am and sunset at 5:40 pm MST.

Sunshine

With an average of 4.8h of sunshine, January has the least sunshine of the year in Preston.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 1 in January translates into these instructions:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
[Resources]

Frequently asked questions

How cold is it in Preston in January?

The high-temperature, in January, in Preston, is 29.1°F (-1.6°C), while the low-temperature averages to 13.5°F (-10.3°C).

What is the most humid month in Preston?

With an average relative humidity of 90%, January is the most humid month in Preston, Idaho.

What is the average humidity in January in Preston?

In Preston, Idaho, the average relative humidity in January is 90%.

How much does it rain in Preston in January?

In Preston, in January, it is raining for 8.9 days, with typically 2.2" (56mm) of accumulated precipitation.

When does it snow the most in Preston?

The month with the most snowfall in Preston is January, when snow falls for 17.6 days and typically aggregates up to 16.73" (425mm) of snow.

How many days does it snow in January in Preston?

In Preston, Idaho, in January, snow falls for 17.6 days, with typically accumulated 16.73" (425mm) of snow.

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

In January, the average day length in Preston, Idaho, is 9h and 32min.

When is the sunrise / sunset in January in Preston?

In January, on the first day of the month, sunrise is at 7:55 am and sunset at 5:06 pm. On the last day of the month, in Preston, sunrise is at 7:41 am and sunset at 5:40 pm MST.

What is the month with the least sunshine in Preston?

January has the least sunshine of the year, with an average of 4.8h of sunshine.

How many hours of sunshine does Preston have in January?

In Preston, the average sunshine duration in January is 4.8h.

What is the month with the lowest UV index in Preston?

The months with the lowest UV index in Preston are January and December, with an average maximum UV index of 1.

How high is the UV index in January in Preston?

In January, the average daily maximum UV index is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Preston, ID

Average temperature in January - Preston, ID
  • Average high temperature in January: 29.1°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is December (28.8°F).

  • Average low temperature in January: 13.5°F

The month with the highest average low temperature is July (53.8°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

[Resources]

Average pressure in January
Preston, ID

Average pressure in January - Preston, ID
  • Average pressure in January: 30.3"Hg

The month with the highest atmospheric pressure is January (30.3"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

[Resources]

Average wind speed in January
Preston, ID

Average wind speed in January - Preston, ID
  • Average wind speed in January: 4.2mph

The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest month (with the lowest average wind speed) is January (4.2mph).

[Resources]

Average humidity in January
Preston, ID

Average humidity in January - Preston, ID
  • Average humidity in January: 90%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (38%).

[Resources]

Average rainfall in January
Preston, ID

Average rainfall in January - Preston, ID
  • Average rainfall in January: 2.2"

The wettest month (with the highest rainfall) is February (2.24").
The driest month (with the least rainfall) is July (0.35").

[Resources]

Average rainfall days in January
Preston, ID

Average rainfall days in January - Preston, ID
  • Average rainfall days in January: 8.9 days

The month with the highest number of rainy days is April (16.6 days).
The month with the least rainy days is July (5.5 days).

[Resources]

Average snowfall in January
Preston, ID

Average snowfall in January - Preston, ID
  • Average snowfall in January: 16.73"

The month with the highest snowfall is January (16.73").
The months with the least snowfall are June, July and August (0").

[Resources]

Average snowfall days in January
Preston, ID

Average snowfall days in January - Preston, ID
  • Average snowfall days in January: 17.6 days

The months with the highest number of snowfall days are January and February (17.6 days).
The months with the least snowfall days are June, July and August (0 days).

[Resources]

Average daylight in January /
Average sunshine in January
Preston, ID

Average daylight in January / Average sunshine in January - Preston, ID
  • Average daylight in January: 9h 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 12min).

  • Average sunshine in January: 4h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

[Resources]

Average sunshine days in January
Preston, ID

Average sunshine days in January - Preston, ID
  • Average sunshine days in January: 12.6 days

The month with the most sunshine days is July (21.8 days).
The month with the least sunshine days is February (8.3 days).

[Resources]

Average UV index in January
Preston, ID

Average UV index in January - Preston, ID
  • Average UV index in January: 1

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

[Resources]

Average cloud cover in January
Preston, ID

Average cloud cover in January - Preston, ID
  • Average cloud cover in January: 48

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are July and August (Cloud cover 10).

[Resources]

Average visibility in January
Preston, ID

Average visibility in January - Preston, ID
  • Average visibility in January: 4mi

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

[Resources]

Preston, Idaho, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location