January weather forecast
Afton, WY

Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
°Celsius°Fahrenheit
Share

Contents

Weather in January

January in Afton, Wyoming, witnesses a blustering mix of predominant snow and chilling temperatures. The contiguous cold, marked by minimum temperatures reaching 5.4°F (-14.8°C), often blankets the city with a hefty 19.06" (484mm) of snowfall over the span of almost 20 days. Blustery winds and ample cloud cover, coupled with merely 9.5 hours of daylight, ensure the days remain frigidly nippy. Despite the harshness, the winter landscape is an enthralling sight, especially for snow aficionados. Travelers, nonetheless, are advised to dress heavily and stay weather alert.

Temperature

Afton's shift into January is marked by a subtle change to a still freezing cold 25.5°F (-3.6°C) from December's 24.1°F (-4.4°C) in temperature. Throughout January, the average low-temperature in Afton records at a frigid cold 5.4°F (-14.8°C).

Humidity

The average relative humidity in January in Afton, Wyoming, is 92%.

Rainfall

In Afton, during January, the rain falls for 4.7 days and regularly aggregates up to 2.32" (59mm) of precipitation. Throughout the year, there are 109.5 rainfall days, and 21.61" (549mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall. In Afton, Wyoming, in January, during 19.7 snowfall days, 19.06" (484mm) of snow is typically accumulated. Throughout the year, in Afton, there are 126.9 snowfall days, and 106.65" (2709mm) of snow is accumulated.

Daylight

In Afton, the average length of the day in January is 9h and 28min.
On the first day of January, sunrise is at 7:54 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:35 pm MST.

Sunshine

The average sunshine in January in Afton is 4.5h.

UV index

January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Afton. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 1 during January leads to these advisories:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
[Resources]

Frequently asked questions

How cold is it in Afton in January?

The average high-temperature and low-temperature in Afton during January are 25.5°F (-3.6°C) and 5.4°F (-14.8°C) respectively.

What is the average humidity in January in Afton?

In Afton, Wyoming, the average relative humidity in January is 92%.

How much does it rain in Afton in January?

In January, in Afton, Wyoming, the rain falls for 4.7 days. Throughout January, 2.32" (59mm) of precipitation is accumulated.

How much does it snow in Afton in January?

In Afton, in January, during 19.7 snowfall days, 19.06" (484mm) of snow is typically accumulated.

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

In Afton, the average day length in January is 9h and 28min.

When are sunrise and sunset in January in Afton?

In January, on the first day of the month, sunrise is at 7:54 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:35 pm MST.

How many hours of sunshine does Afton have in January?

In January, the average sunshine duration is 4.5h.

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

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

What is the UV index intensity in January in Afton?

The average daily maximum UV index in January in Afton is 1. A UV Index reading of 2, and below, represents a low health threat from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
24.1°F -4.4°C
25.5°F -3.6°C
26.1°F -3.3°C
Average low temperature
6.6°F -14.1°C
5.4°F -14.8°C
7.7°F -13.5°C
Average pressure
30.25" 768mmHg
30.29" 769mmHg
30.16" 766mmHg
Average wind speed
4.2mph 6.8km/h
4.2mph 6.8km/h
4.9mph 7.9km/h
Average max. wind speed
4.6mph 7.4km/h
4.7mph 7.6km/h
5.5mph 8.9km/h
Average wind speed gusts
7.4mph 11.9km/h
7.4mph 11.9km/h
8.1mph 13km/h
Average humidity
90%
92%
93%
Average rainfall
2.01" 51mm
2.32" 59mm
2.72" 69mm
Average rainfall days
6.2
4.7
5.9
Average snowfall
15.51" 394mm
19.06" 484mm
19.96" 507mm
Average snowfall days
21.7
19.7
21.4
Average daylight
9h 1min
9h 3min
10h 4min
Average sunshine
4h 5min
4h 3min
4h 1min
Average sunshine days
9.5
11.5
7.2
Average UV index
1
1
1
Average cloud cover
55%
56%
63%
Average visibility
4mi 6.4km
3mi 4.8km
3mi 4.8km

Average temperature in January
Afton, WY

Average temperature in January - Afton, WY
  • Average high temperature in January: 25.5°F

The warmest month (with the highest average high temperature) is July (75.9°F).
The month with the lowest average high temperature is December (24.1°F).

  • Average low temperature in January: 5.4°F

The month with the highest average low temperature is July (45.7°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).

[Resources]

Average pressure in January
Afton, WY

Average pressure in January - Afton, WY
  • Average pressure in January: 30.29"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

[Resources]

Average wind speed in January
Afton, WY

Average wind speed in January - Afton, WY
  • Average wind speed in January: 4.2mph

The windiest month (with the highest average wind speed) is June (5.7mph).
The calmest months (with the lowest average wind speed) are January and December (4.2mph).

[Resources]

Average humidity in January
Afton, WY

Average humidity in January - Afton, WY
  • Average humidity in January: 92%

The month with the highest relative humidity is February (93%).
The month with the lowest relative humidity is August (45%).

[Resources]

Average rainfall in January
Afton, WY

Average rainfall in January - Afton, WY
  • Average rainfall in January: 2.32"

The wettest month (with the highest rainfall) is February (2.72").
The driest months (with the least rainfall) are July and August (0.63").

[Resources]

Average rainfall days in January
Afton, WY

Average rainfall days in January - Afton, WY
  • Average rainfall days in January: 4.7 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (4.7 days).

[Resources]

Average snowfall in January
Afton, WY

Average snowfall in January - Afton, WY
  • Average snowfall in January: 19.06"

The month with the highest snowfall is February (19.96").
The months with the least snowfall are July and August (0").

[Resources]

Average snowfall days in January
Afton, WY

Average snowfall days in January - Afton, WY
  • Average snowfall days in January: 19.7 days

The month with the highest number of snowfall days is December (21.7 days).
The months with the least snowfall days are July and August (0 days).

[Resources]

Average daylight in January /
Average sunshine in January
Afton, WY

Average daylight in January / Average sunshine in January - Afton, WY
  • Average daylight in January: 9h and 3min

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: 4h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

[Resources]

Average sunshine days in January
Afton, WY

Average sunshine days in January - Afton, WY
  • Average sunshine days in January: 11.5 days

The month with the most sunshine days is July (18.8 days).
The month with the least sunshine days is April (7 days).

[Resources]

Average UV index in January
Afton, WY

Average UV index in January - Afton, WY
  • 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).

[Resources]

Average cloud cover in January
Afton, WY

Average cloud cover in January - Afton, WY
  • Average cloud cover in January: 56

The month with the most cloud cover is February (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 12).

[Resources]

Average visibility in January
Afton, WY

Average visibility in January - Afton, WY
  • Average visibility in January: 3mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (3mi).

[Resources]

Afton, Wyoming, USA

Weather forecast for today
Weather forecast for tomorrow
10 days weather forecast
Climate data
1January
2February
3March
4April
5May
6June
7July
8August
9September
10October
11November
12December

Weather forecast for your location

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