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 Ree Heights experiences its coldest temperatures, averaging a high of 23.4°F (-4.8°C) and a low of 9.1°F (-12.7°C).Humidity
With an average relative humidity of 88%, January is the most humid month.Rainfall
The month with the least rainfall in Ree Heights is January, when the rain falls for 2.4 days and typically collects 0.43" (11mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Ree Heights, in January, snow falls for 10.1 days, with typically accumulated 2.68" (68mm) of snow. Throughout the year, there are 47.1 snowfall days, and 16.06" (408mm) of snow is accumulated.Daylight
The average length of the day in January in Ree Heights is 9h and 17min.On the first day of the month, sunrise is at 8:13 am and sunset at 5:07 pm. On the last day of January, in Ree Heights, sunrise is at 7:56 am and sunset at 5:43 pm CST.
Sunshine
With an average of 4.1h of sunshine, January has the least sunshine of the year.UV index
In January, the average daily maximum UV index in Ree Heights is 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.Note: The UV index of 2 during January leads to these advisories:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Ree Heights?
How cold is it in Ree Heights in January?
What is the most humid month in Ree Heights?
What is the average humidity in January in Ree Heights?
What is the driest month in Ree Heights?
How much does it rain in Ree Heights in January?
How many days does it snow in January in Ree Heights?
What is the average length of the day in January in Ree Heights?
What time are sunrise and sunset in January in Ree Heights?
What is the month with the least sunshine in Ree Heights?
How many hours of sunshine does Ree Heights have in January?
What is the UV index reading in January in Ree Heights?
Average temperature in January
Ree Heights, SD
- Average high temperature in January: 23.4°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (23.4°F).
- Average low temperature in January: 9.1°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (9.1°F).
Average pressure in January
Ree Heights, 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
Ree Heights, SD
- Average wind speed in January: 10.6mph
The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is August (8.9mph).
Average humidity in January
Ree Heights, 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
Ree Heights, SD
- Average rainfall in January: 0.43"
The wettest month (with the highest rainfall) is July (3.07").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in January
Ree Heights, SD
- Average rainfall days in January: 2.4 days
The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (1.3 days).
Average snowfall in January
Ree Heights, SD
- Average snowfall in January: 2.68"
The month with the highest snowfall is February (4.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Ree Heights, SD
- Average snowfall days in January: 10.1 days
The months with the highest number of snowfall days are January and February (10.1 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Ree Heights, 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 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in January
Ree Heights, SD
- Average sunshine days in January: 18.8 days
The month with the most sunshine days is November (22.1 days).
The month with the least sunshine days is June (12.4 days).
Average UV index in January
Ree Heights, SD
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in January
Ree Heights, 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 24).
Average visibility in January
Ree Heights, 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).
Ree Heights, South Dakota, USA
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