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 month of January sees the lowest average temperatures, reaching 22.5°F (-5.3°C) at the peak and 7.9°F (-13.4°C) at the low.Humidity
With an average relative humidity of 88%, January is the most humid month in Frankfort, South Dakota.Rainfall
January is the month with the least rainfall. Rain falls for 2.5 days and accumulates 0.51" (13mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Frankfort, during January, snow falls for 9.8 days and regularly aggregates up to 3.31" (84mm) of snow. In Frankfort, during the entire year, snow falls for 43.7 days and aggregates up to 18.66" (474mm) of snow.Daylight
The average length of the day in January is 9h and 15min.On the first day of the month, sunrise is at 8:10 am and sunset at 5:02 pm. On the last day of January, sunrise is at 7:53 am and sunset at 5:39 pm CST.
Sunshine
The month with the least sunshine in Frankfort is January, with an average of 4.1h of sunshine.UV index
The months with the lowest UV index in Frankfort are January and February, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In January, a daily UV index of 1 turns into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
What is the coldest time of year in Frankfort?
How cold is January in Frankfort?
What is the most humid month in Frankfort?
What is the average humidity in January in Frankfort?
What is the driest month in Frankfort?
How much does it rain in Frankfort in January?
How many days does it snow in January in Frankfort?
What is the average length of the day in January in Frankfort?
When are sunrise and sunset in January in Frankfort?
What is the month with the least sunshine in Frankfort?
How many hours of sunshine does Frankfort have in January?
When is the lowest UV index in Frankfort?
What is the UV index reading in January in Frankfort?
Average temperature in January
Frankfort, SD
- Average high temperature in January: 22.5°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (22.5°F).
- Average low temperature in January: 7.9°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (7.9°F).
Average pressure in January
Frankfort, 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 (29.84"Hg).
Average wind speed in January
Frankfort, SD
- Average wind speed in January: 9.8mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (8.5mph).
Average humidity in January
Frankfort, SD
- Average humidity in January: 88%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is September (60%).
Average rainfall in January
Frankfort, SD
- Average rainfall in January: 0.51"
The wettest month (with the highest rainfall) is June (3.03").
The driest month (with the least rainfall) is January (0.51").
Average rainfall days in January
Frankfort, SD
- Average rainfall days in January: 2.5 days
The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is February (1.9 days).
Average snowfall in January
Frankfort, SD
- Average snowfall in January: 3.31"
The month with the highest snowfall is February (4.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Frankfort, SD
- Average snowfall days in January: 9.8 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Frankfort, SD
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January: 4h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in January
Frankfort, SD
- Average sunshine days in January: 19.5 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (12.2 days).
Average UV index in January
Frankfort, SD
- Average UV index in January: 1
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in January
Frankfort, SD
- Average cloud cover in January: 55
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 22).
Average visibility in January
Frankfort, SD
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Frankfort, South Dakota, USA
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