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
With average high temperatures of 36.5°F (2.5°C) and lows of 22.3°F (-5.4°C), January is the coldest month.Humidity
In January, the average relative humidity in Napoleon is 74%.Rainfall
The month with the least rainfall is January, when the rain falls for 5.4 days and typically collects 0.94" (24mm) of precipitation.Snowfall
Months with snowfall in Napoleon, Missouri, are January through March, May, October through December. In Napoleon, in January, snow falls for 4.1 days, with typically accumulated 2.28" (58mm) of snow. In Napoleon, during the entire year, snow falls for 16.7 days and aggregates up to 8.86" (225mm) of snow.Daylight
In January, the average length of the day in Napoleon is 9h and 47min.On the first day of January in Napoleon, sunrise is at 7:35 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:35 pm CST.
Sunshine
January has the least sunshine of the year, with an average of 5h of sunshine.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 estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In January, the maximum UV index of 2 transforms into these recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Frequently asked questions
What are the coldest months in Napoleon?
How cold is it in Napoleon in January?
What is the average humidity in January in Napoleon?
What is the driest month in Napoleon?
How much does it rain in Napoleon in January?
How much does it snow in Napoleon in January?
What is the average length of the day in January in Napoleon?
When is the sunrise / sunset in January in Napoleon?
What is the month with the least sunshine in Napoleon?
How many hours of sunshine does Napoleon have in January?
What are the months with the lowest UV index in Napoleon?
What is the UV index intensity in January in Napoleon?
Average temperature in January
Napoleon, MO
- Average high temperature in January: 36.5°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (36.5°F).
- Average low temperature in January: 22.3°F
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).
Average pressure in January
Napoleon, 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
Napoleon, MO
- Average wind speed in January: 9.6mph
The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in January
Napoleon, MO
- Average humidity in January: 74%
The months with the highest relative humidity are May and June (79%).
The months with the lowest relative humidity are October and November (71%).
Average rainfall in January
Napoleon, MO
- Average rainfall in January: 0.94"
The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days in January
Napoleon, MO
- Average rainfall days in January: 5.4 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is January (5.4 days).
Average snowfall in January
Napoleon, MO
- Average snowfall in January: 2.28"
The month with the highest snowfall is February (3.35").
The months with the least snowfall are April, June, July, August and September (0").
Average snowfall days in January
Napoleon, MO
- Average snowfall days in January: 4.1 days
The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Napoleon, MO
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in January
Napoleon, MO
- Average sunshine days in January: 21.8 days
The month with the most sunshine days is December (22 days).
The months with the least sunshine days are May and June (11.6 days).
Average UV index in January
Napoleon, 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
Napoleon, MO
- Average cloud cover in January: 44
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in January
Napoleon, 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).
Napoleon, Missouri, USA
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