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
January's onset sees an average high-temperature of a still wintry 32.5°F (0.3°C), exhibiting a slight fluctuation from the previous month. Oglala records an average nighttime low-temperature of 18.1°F (-7.7°C) throughout January.Humidity
January is the most humid month, with an average relative humidity of 80%.Rainfall
The month with the least rainfall is January, when the rain falls for 3.5 days and typically collects 0.55" (14mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. In Oglala, in January, snow falls for 10.2 days, with typically accumulated 2.87" (73mm) of snow. In Oglala, South Dakota, during the entire year, snow falls for 47.4 days and aggregates up to 22.72" (577mm) of snow.Daylight
In Oglala, the average length of the day in January is 9h and 25min.On the first day of the month, sunrise is at 7:22 am and sunset at 4:26 pm. On the last day of January, in Oglala, South Dakota, sunrise is at 7:07 am and sunset at 5:01 pm MST.
Sunshine
The average sunshine in January in Oglala is 5.6h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Oglala, South Dakota. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 2 in January interprets into the following advice:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
How cold is it in Oglala in January?
What is the most humid month in Oglala?
What is the average humidity in January in Oglala?
What is the driest month in Oglala?
How much does it rain in Oglala in January?
How much does it snow in Oglala in January?
What is the average length of the day in January in Oglala?
What time are sunrise and sunset in January in Oglala?
How many hours of sunshine does Oglala have in January?
When is the lowest UV index in Oglala?
What is the UV index reading in January in Oglala?
Average temperature in January
Oglala, SD
- Average high temperature in January: 32.5°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is December (32.4°F).
- Average low temperature in January: 18.1°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure in January
Oglala, 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 (29.85"Hg).
Average wind speed in January
Oglala, SD
- Average wind speed in January: 10.7mph
The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is August (10.2mph).
Average humidity in January
Oglala, SD
- Average humidity in January: 80%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (48%).
Average rainfall in January
Oglala, SD
- Average rainfall in January: 0.55"
The wettest month (with the highest rainfall) is May (2.13").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in January
Oglala, SD
- Average rainfall days in January: 3.5 days
The month with the highest number of rainy days is May (13.1 days).
The months with the least rainy days are February and December (2.5 days).
Average snowfall in January
Oglala, SD
- Average snowfall in January: 2.87"
The month with the highest snowfall is February (4.02").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
Oglala, SD
- Average snowfall days in January: 10.2 days
The month with the highest number of snowfall days is February (11.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Oglala, 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: 5h and 4min
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 12min).
Average sunshine days in January
Oglala, SD
- Average sunshine days in January: 18.6 days
The month with the most sunshine days is September (22.8 days).
The month with the least sunshine days is April (13.2 days).
Average UV index in January
Oglala, SD
- 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
Oglala, SD
- Average cloud cover in January: 42
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in January
Oglala, 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).
Oglala, South Dakota, USA
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