Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
The arrival of January sees a recorded average high-temperature of a still icy 33.4°F (0.8°C), showing little divergence from the previous month's conditions. Smithwick experiences an average temperature drop to a subzero cold 18.9°F (-7.3°C) during January nights.Humidity
The most humid month is January, with an average relative humidity of 75%.Rainfall
January is the month with the least rainfall. Rain falls for 4 days and accumulates 0.39" (10mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. In Smithwick, in January, during 8.8 snowfall days, 2.56" (65mm) of snow is typically accumulated. Throughout the year, in Smithwick, there are 49.2 snowfall days, and 23.19" (589mm) of snow is accumulated.Daylight
In Smithwick, the average length of the day in January is 9h and 25min.On the first day of January in Smithwick, sunrise is at 7:25 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:02 pm MST.
Sunshine
In January, the average sunshine is 6.1h.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 reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 2 in January translates into these instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Frequently asked questions
How cold is January in Smithwick?
What is the most humid month in Smithwick?
What is the average humidity in January in Smithwick?
What is the driest month in Smithwick?
How many days does it rain in January in Smithwick?
How many days does it snow in January in Smithwick?
What is the average length of the day in January in Smithwick?
What time are sunrise and sunset in January in Smithwick?
How long on average sun shines in January in Smithwick?
What are the months with the lowest UV index in Smithwick?
How high is the UV index in January in Smithwick?
Average temperature in January
Smithwick, SD
- Average high temperature in January: 33.4°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is December (32.4°F).
- Average low temperature in January: 18.9°F
The month with the highest average low temperature is July (63.9°F).
The coldest months (with the lowest average low temperature) are February and December (18.5°F).
Average pressure in January
Smithwick, SD
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in January
Smithwick, SD
- Average wind speed in January: 9.4mph
The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (7.8mph).
Average humidity in January
Smithwick, SD
- Average humidity in January: 75%
The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is August (47%).
Average rainfall in January
Smithwick, SD
- Average rainfall in January: 0.39"
The wettest month (with the highest rainfall) is June (2.87").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in January
Smithwick, SD
- Average rainfall days in January: 4 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is December (3.5 days).
Average snowfall in January
Smithwick, SD
- Average snowfall in January: 2.56"
The month with the highest snowfall is February (3.66").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
Smithwick, SD
- Average snowfall days in January: 8.8 days
The month with the highest number of snowfall days is February (10.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Smithwick, SD
- 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 0min).
- Average sunshine in January: 6h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).
Average sunshine days in January
Smithwick, SD
- Average sunshine days in January: 20.3 days
The month with the most sunshine days is December (21.4 days).
The month with the least sunshine days is May (11.2 days).
Average UV index in January
Smithwick, SD
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Smithwick, SD
- Average cloud cover in January: 36
The month with the most cloud cover is February (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 17).
Average visibility in January
Smithwick, SD
- 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).
Smithwick, South Dakota, USA
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