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 is the month when Rowena sees the lowest average temperatures, with a high of 22.8°F (-5.1°C) and a low of 9.3°F (-12.6°C).Humidity
January is the most humid month in Rowena, South Dakota, with an average relative humidity of 88%.Rainfall
In Rowena, South Dakota, during January, the rain falls for 2.7 days and regularly aggregates up to 0.67" (17mm) of precipitation. Throughout the year, there are 112.2 rainfall days, and 20.67" (525mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Rowena. In Rowena, during January, snow falls for 8.9 days and regularly aggregates up to 3.43" (87mm) of snow. Throughout the year, there are 42.1 snowfall days, and 18.94" (481mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 23min.On the first day of the month, sunrise is at 7:59 am and sunset at 5:00 pm. On the last day of January, in Rowena, sunrise is at 7:43 am and sunset at 5:35 pm CST.
Sunshine
The month with the least sunshine is January, with an average of 4h of sunshine.UV index
The months with the lowest UV index in Rowena are January, February, October through December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: A daily maximum UV index of 2 in January translates into the following instructions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Frequently asked questions
What part of the year is the coldest in Rowena?
How cold is it in Rowena in January?
What is the most humid month in Rowena?
What is the average humidity in January in Rowena?
How much does it rain in Rowena in January?
How much does it snow in Rowena in January?
What is the average length of the day in January in Rowena?
When is the sunrise / sunset in January in Rowena?
What is the month with the least sunshine in Rowena?
How long on average sun shines in January in Rowena?
When is the lowest UV index in Rowena?
What is the UV index intensity in January in Rowena?
Average temperature in January
Rowena, SD
- Average high temperature in January: 22.8°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (22.8°F).
- Average low temperature in January: 9.3°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (9.3°F).
Average pressure in January
Rowena, SD
- Average pressure in January: 30.16"Hg
The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in January
Rowena, SD
- Average wind speed in January: 10.3mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (8mph).
Average humidity in January
Rowena, SD
- Average humidity in January: 88%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (67%).
Average rainfall in January
Rowena, SD
- Average rainfall in January: 0.67"
The wettest month (with the highest rainfall) is June (3.19").
The driest month (with the least rainfall) is November (0.63").
Average rainfall days in January
Rowena, SD
- Average rainfall days in January: 2.7 days
The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (2.2 days).
Average snowfall in January
Rowena, SD
- Average snowfall in January: 3.43"
The month with the highest snowfall is February (4.61").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Rowena, SD
- Average snowfall days in January: 8.9 days
The month with the highest number of snowfall days is December (10 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Rowena, 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: 9h and 0min).
- Average sunshine in January: 4h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in January
Rowena, SD
- Average sunshine days in January: 20.9 days
The month with the most sunshine days is November (22.8 days).
The month with the least sunshine days is June (10.7 days).
Average UV index in January
Rowena, 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, October, November and December (UV index 2).
Average cloud cover in January
Rowena, SD
- Average cloud cover in January: 56
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in January
Rowena, 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).
Rowena, South Dakota, USA
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