January weather forecastSaint George, UT
January
Weather in January
Transitioning from the chill of December, January in Saint George, Utah presents a cold onset to the year. The average high and low temperatures are 49.1°F (9.5°C) and 32.5°F (0.3°C) respectively, marking it as one of the cooler months in the area. The month witnesses heightened humidity at 59%, complemented by the high pressure situation of 30.19 in. Travelers should anticipate snowfall too, as winter unwraps an interesting blend of weather conditions.Temperature
As Saint George transitions into January, the average high-temperature stands at a still frosty 49.1°F (9.5°C), offering little variation from the preceding month. During January, an average low-temperature of 32.5°F (0.3°C) is observed.Humidity
With an average relative humidity of 59%, January is the most humid month in Saint George.Rainfall
In Saint George, in January, during 5.8 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. Throughout the year, there are 66.6 rainfall days, and 6.97" (177mm) of precipitation is accumulated.Snowfall
Months with snowfall are January, February, November and December. In Saint George, during January, snow falls for 0.5 days and regularly aggregates up to 0.16" (4mm) of snow. In Saint George, during the entire year, snow falls for 2.4 days and aggregates up to 0.59" (15mm) of snow.Daylight
The average length of the day in January is 9h and 58min.On the first day of the month, sunrise is at 7:47 am and sunset at 5:27 pm. On the last day of January, sunrise is at 7:37 am and sunset at 5:57 pm MST.
Sunshine
In Saint George, the average sunshine in January is 7.1h.UV index
The average daily maximum UV index in January is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: An average UV index of 3 in January transforms into this advice:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Saint George, UT
- Average high temperature in January: 49.1°F
The warmest month (with the highest average high temperature) is July (93.9°F).
The month with the lowest average high temperature is December (47.7°F).
- Average low temperature in January: 32.5°F
The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is December (31.6°F).
Average pressure in January
Saint George, UT
- Average pressure in January: 30.19"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).
Average wind speed in January
Saint George, UT
- Average wind speed in January: 5.5mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest months (with the lowest average wind speed) are August and December (5.3mph).
Average humidity in January
Saint George, UT
- Average humidity in January: 59%
The month with the highest relative humidity is January (59%).
The month with the lowest relative humidity is June (18%).
Average rainfall in January
Saint George, UT
- Average rainfall in January: 0.71"
The wettest month (with the highest rainfall) is March (0.98").
The driest month (with the least rainfall) is June (0.12").
Average rainfall days in January
Saint George, UT
- Average rainfall days in January: 5.8 days
The month with the highest number of rainy days is March (8.3 days).
The month with the least rainy days is June (1.8 days).
Average snowfall in January
Saint George, UT
- Average snowfall in January: 0.16"
The month with the highest snowfall is February (0.2").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").
Average snowfall days in January
Saint George, UT
- Average snowfall days in January: 0.5 days
The month with the highest number of snowfall days is December (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Saint George, UT
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January: 7h and 6min
The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in January
Saint George, UT
- Average sunshine days in January: 24.2 days
The month with the most sunshine days is June (26.3 days).
The month with the least sunshine days is July (17.9 days).
Average UV index in January
Saint George, UT
- Average UV index in January: 3
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in January
Saint George, UT
- Average cloud cover in January: 19
The month with the most cloud cover is December (Cloud cover 21).
The month with the least cloud cover is June (Cloud cover 6).
Average visibility in January
Saint George, UT
- 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).





