January weather forecast
Wasta, SD

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Weather in January

A chilly landscape opens the year in Wasta, South Dakota, with a blanket of snow covering the fields. The year kicks off with piercingly cold temperatures, the highest of which peaks at a frosty 32.7°F (0.4°C), a preface to the freezing weather that will persist in the next month. Lake-effect snow, a common occurrence in January, makes for hazardous driving conditions, slick roads and a generally winter-white environment. Ice skating on the frozen city ponds becomes popular, with residents bundled up against the cold. Fog frequently settles over the landscape, lowering visibility and adding to the icy atmosphere.

Temperature

Wasta, South Dakota, notes an average high-temperature of a still icy 32.7°F (0.4°C) in January, displaying minor variation from December. During the nights in January, the temperature averages to a subzero cold 18°F (-7.8°C).

Humidity

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

Rainfall

January is the month with the least rainfall. Rain falls for 5.3 days and accumulates 0.43" (11mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall. In Wasta, in January, snow falls for 9.4 days, with typically accumulated 2.4" (61mm) of snow. Throughout the year, there are 50.4 snowfall days, and 24.41" (620mm) of snow is accumulated.

Daylight

In Wasta, the average length of the day in January is 9h and 20min.
On the first day of January, sunrise is at 7:24 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 4:57 pm MST.

Sunshine

In January, the average sunshine is 6.2h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high UV index of 2 in January translates into the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.

Frequently asked questions

How cold is January?

January temperatures vary between a high-temperature of 32.7°F (0.4°C) and a low-temperature of 18°F (-7.8°C).

What is the most humid month?

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

What is the average humidity in January?

In Wasta, the average relative humidity in January is 77%.

What is the driest month?

The month with the least rainfall is January, when the rain falls for 5.3 days and typically collects 0.43" (11mm) of precipitation.

How many days does it rain in January?

In January, the rain falls for 5.3 days. Throughout January, 0.43" (11mm) of precipitation is accumulated.

How much does it snow in January?

In January, it is snowing for 9.4 days. Throughout January, 2.4" (61mm) of snow is accumulated.

How many hours of daylight does Wasta have in January?

In Wasta, the average day length in January is 9h and 20min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:24 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 4:57 pm MST.

How long on average sun shines in January?

In Wasta, the average sunshine duration in January is 6.2h.

What is the month with 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 Wasta, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health risk 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
Wasta, SD

Average temperature in January - Wasta, SD
  • Average high temperature in January: 32.7°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (32.5°F).

  • Average low temperature in January: 18°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is February (17.8°F).

Average pressure in January
Wasta, SD

Average pressure in January - Wasta, SD
  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in January
Wasta, SD

Average wind speed in January - Wasta, SD
  • Average wind speed in January: 9mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (8.2mph).

Average humidity in January
Wasta, SD

Average humidity in January - Wasta, SD
  • Average humidity in January: 77%

The month with the highest relative humidity is January (77%).
The months with the lowest relative humidity are August and September (50%).

Average rainfall in January
Wasta, SD

Average rainfall in January - Wasta, SD
  • Average rainfall in January: 0.43"

The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is January (0.43").

Average rainfall days in January
Wasta, SD

Average rainfall days in January - Wasta, SD
  • Average rainfall days in January: 5.3 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is December (4.8 days).

Average snowfall in January
Wasta, SD

Average snowfall in January - Wasta, SD
  • Average snowfall in January: 2.4"

The month with the highest snowfall is April (5.43").
The months with the least snowfall are June, July and August (0").

Average snowfall days in January
Wasta, SD

Average snowfall days in January - Wasta, SD
  • Average snowfall days in January: 9.4 days

The month with the highest number of snowfall days is February (10.5 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in January /
Average sunshine in January
Wasta, SD

Average daylight in January / Average sunshine in January - Wasta, SD
  • Average daylight in January: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • 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 54min).

Average sunshine days in January
Wasta, SD

Average sunshine days in January - Wasta, SD
  • Average sunshine days in January: 18.3 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (11 days).

Average UV index in January
Wasta, SD

Average UV index in January - Wasta, SD
  • Average UV index in January: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in January
Wasta, SD

Average cloud cover in January - Wasta, SD
  • Average cloud cover in January: 36

The months with the most cloud cover are February and April (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 16).

Average visibility in January
Wasta, SD

Average visibility in January - Wasta, 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).

Wasta, South Dakota, USA

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