January weather forecast
Hammett, ID

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Weather in January

January, like December, in Hammett, Idaho, is an icy winter month, with an average temperature ranging between max 36.7°F (2.6°C) and min 25°F (-3.9°C).

Temperature

During January, the average high-temperature is a still cold 36.7°F (2.6°C), maintaining a close resemblance to that of the preceding month. Hammett in January experiences a low-temperature average of 25°F (-3.9°C).

Humidity

January is the most humid month, with an average relative humidity of 77%.

Rainfall

In Hammett, in January, it is raining for 7.8 days, with typically 1.14" (29mm) of accumulated precipitation. Throughout the year, there are 80.6 rainfall days, and 7.36" (187mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Hammett. The month with the most snowfall is January, when snow falls for 4.5 days and typically aggregates up to 2.99" (76mm) of snow.

Daylight

In January, the average length of the day is 9h and 27min.
On the first day of January, sunrise is at 8:12 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:52 pm MST.

Sunshine

In January, the average sunshine is 6.3h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 2 in January translates into this advice:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Jun 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in January?

The average high-temperature, in January, in Hammett, is 36.7°F (2.6°C), while the average low-temperature is 25°F (-3.9°C).

What is the most humid month?

With an average relative humidity of 77%, January is the most humid month.

What is the average humidity in January?

In January, the average relative humidity is 77%.

How many days does it rain in January?

In Hammett, in January, it is raining for 7.8 days, with typically 1.14" (29mm) of accumulated precipitation.

When does it snow the most?

The month with the most snowfall is January, when snow falls for 4.5 days and typically aggregates up to 2.99" (76mm) of snow.

How much does it snow in January?

In Hammett, in January, snow falls for 4.5 days, with typically accumulated 2.99" (76mm) of snow.

How many hours of daylight does Hammett have in January?

In January, the average day length is 9h and 27min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 8:12 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:52 pm MST.

How long on average sun shines in January?

The average sunshine duration in January is 6.3h.

When is the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the UV index reading in January?

In Hammett, Idaho, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's 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 January
Hammett, ID

Average temperature in January - Hammett, ID
  • Average high temperature in January: 36.7°F

The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is December (35.4°F).

  • Average low temperature in January: 25°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is December (24.4°F).

Average pressure in January
Hammett, ID

Average pressure in January - Hammett, ID
  • Average pressure in January: 30.27"Hg

The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in January
Hammett, ID

Average wind speed in January - Hammett, ID
  • Average wind speed in January: 7.1mph

The windiest month (with the highest average wind speed) is April (9.2mph).
The calmest month (with the lowest average wind speed) is September (6.8mph).

Average humidity in January
Hammett, ID

Average humidity in January - Hammett, ID
  • Average humidity in January: 77%

The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is July (26%).

Average rainfall in January
Hammett, ID

Average rainfall in January - Hammett, ID
  • Average rainfall in January: 1.14"

The wettest month (with the highest rainfall) is December (1.22").
The driest month (with the least rainfall) is July (0.12").

Average rainfall days in January
Hammett, ID

Average rainfall days in January - Hammett, ID
  • Average rainfall days in January: 7.8 days

The month with the highest number of rainy days is March (12.3 days).
The month with the least rainy days is July (3.1 days).

Average snowfall in January
Hammett, ID

Average snowfall in January - Hammett, ID
  • Average snowfall in January: 2.99"

The month with the highest snowfall is January (2.99").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Hammett, ID

Average snowfall days in January - Hammett, ID
  • Average snowfall days in January: 4.5 days

The month with the highest number of snowfall days is December (5.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Hammett, ID
  • Average daylight in January: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in January: 6h and 2min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 6min).

Average sunshine days in January
Hammett, ID

Average sunshine days in January - Hammett, ID
  • Average sunshine days in January: 19.9 days

The month with the most sunshine days is July (25 days).
The month with the least sunshine days is March (16.5 days).

Average UV index in January
Hammett, ID

Average UV index in January - Hammett, ID
  • 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 January, February, November and December (UV index 2).

Average cloud cover in January
Hammett, ID

Average cloud cover in January - Hammett, ID
  • Average cloud cover in January: 33

The month with the most cloud cover is December (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 8).

Average visibility in January
Hammett, ID

Average visibility in January - Hammett, ID
  • 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).

Hammett, Idaho, USA

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