January weather forecastJamesport, MO
January
Weather in January
January, the same as December, is a wintry winter month in Jamesport, Missouri, with an average temperature fluctuating between 34°F (1.1°C) and 20.1°F (-6.6°C).Temperature
With an average high-temperature of 34°F (1.1°C) and an average low-temperature of 20.1°F (-6.6°C), January is the coldest month.Humidity
In January, the average relative humidity in Jamesport, Missouri, is 77%.Rainfall
In Jamesport, in January, during 4.2 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. Throughout the year, in Jamesport, Missouri, there are 129.6 rainfall days, and 26.02" (661mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. The month with the most snowfall is January, when snow falls for 7.7 days and typically aggregates up to 3.9" (99mm) of snow.Daylight
In January, the average length of the day is 9h and 43min.On the first day of the month, sunrise is at 7:36 am and sunset at 5:00 pm. On the last day of January, sunrise is at 7:24 am and sunset at 5:32 pm CST.
Sunshine
With an average of 4.7h of sunshine, January has the least sunshine of the year.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: A typical high UV index of 2 in January suggests the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Jamesport, MO
- Average high temperature in January: 34°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (34°F).
- Average low temperature in January: 20.1°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in January
Jamesport, MO
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in January
Jamesport, MO
- Average wind speed in January: 9.6mph
The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in January
Jamesport, MO
- Average humidity in January: 77%
The months with the highest relative humidity are May, June and July (80%).
The months with the lowest relative humidity are October and November (71%).
Average rainfall in January
Jamesport, MO
- Average rainfall in January: 0.98"
The wettest month (with the highest rainfall) is June (3.82").
The driest month (with the least rainfall) is February (0.94").
Average rainfall days in January
Jamesport, MO
- Average rainfall days in January: 4.2 days
The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (4.2 days).
Average snowfall in January
Jamesport, MO
- Average snowfall in January: 3.9"
The month with the highest snowfall is January (3.9").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Jamesport, MO
- Average snowfall days in January: 7.7 days
The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Jamesport, MO
- Average daylight in January: 9h and 42min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January: 4h and 42min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in January
Jamesport, MO
- Average sunshine days in January: 20.5 days
The month with the most sunshine days is December (21.1 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in January
Jamesport, MO
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Jamesport, MO
- Average cloud cover in January: 48
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in January
Jamesport, MO
- 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).





