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
In Waterloo, January is the coldest month, with temperatures averaging a high of 51.4°F (10.8°C) and a low of 35.1°F (1.7°C).Humidity
In Waterloo, the average relative humidity in January is 73%.Rainfall
In January, the rain falls for 10.8 days. Throughout January, 2.6" (66mm) of precipitation is accumulated. Throughout the year, in Waterloo, there are 152.7 rainfall days, and 31.34" (796mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March. January is the first month it typically snows in Waterloo. Throughout January, in the average 0.7 snowfall days, it receives 0.39" (10mm) of snow. Throughout the year, in Waterloo, South Carolina, there are 1.6 snowfall days, and 1.61" (41mm) of snow is accumulated.Daylight
In Waterloo, South Carolina, the average length of the day in January is 10h and 10min.On the first day of the month, sunrise is at 7:34 am and sunset at 5:28 pm. On the last day of January, sunrise is at 7:26 am and sunset at 5:56 pm EST.
Sunshine
The average sunshine in January is 5.6h.UV index
January is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: A daily maximum UV index of 2 in January translates into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Waterloo?
What is the average January temperature in Waterloo?
What is the average humidity in January in Waterloo?
How many days does it rain in January in Waterloo?
When does it start to snow in Waterloo?
How many hours of daylight does Waterloo have in January?
When is the sunrise / sunset in January in Waterloo?
How many hours of sunshine does Waterloo have in January?
What is the month with the lowest UV index in Waterloo?
How high is the UV index in January in Waterloo?
Average temperature in January
Waterloo, SC
- Average high temperature in January: 51.4°F
The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (51.4°F).
- Average low temperature in January: 35.1°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (35.1°F).
Average pressure in January
Waterloo, SC
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in January
Waterloo, SC
- Average wind speed in January: 7.3mph
The windiest months (with the highest average wind speed) are February and April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in January
Waterloo, SC
- Average humidity in January: 73%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).
Average rainfall in January
Waterloo, SC
- Average rainfall in January: 2.6"
The wettest month (with the highest rainfall) is December (3.39").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in January
Waterloo, SC
- Average rainfall days in January: 10.8 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is October (8.5 days).
Average snowfall in January
Waterloo, SC
- Average snowfall in January: 0.39"
The month with the highest snowfall is February (0.87").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Waterloo, SC
- Average snowfall days in January: 0.7 days
The month with the highest number of snowfall days is January (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Waterloo, SC
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in January: 5h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in January
Waterloo, SC
- Average sunshine days in January: 19.3 days
The month with the most sunshine days is October (21.1 days).
The month with the least sunshine days is August (11.4 days).
Average UV index in January
Waterloo, SC
- Average UV index in January: 2
The months with the highest UV index are June and August (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in January
Waterloo, SC
- Average cloud cover in January: 38
The month with the most cloud cover is December (Cloud cover 43).
The months with the least cloud cover are June, July and October (Cloud cover 29).
Average visibility in January
Waterloo, SC
- 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).
Waterloo, South Carolina, USA
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