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, with its high-temperature average of 35.6°F (2°C) and a low-temperature average of 21.9°F (-5.6°C), is the coldest month.Humidity
In January, the average relative humidity in Rayville, Missouri, is 75%.Rainfall
The month with the least rainfall is January, when the rain falls for 5.2 days and typically collects 0.94" (24mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Rayville, during January, snow falls for 4.5 days and regularly aggregates up to 2.52" (64mm) of snow. Throughout the year, there are 18.1 snowfall days, and 9.13" (232mm) of snow is accumulated.Daylight
In Rayville, Missouri, the average length of the day in January is 9h and 46min.On the first day of January, sunrise is at 7:36 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:34 pm CST.
Sunshine
With an average of 4.9h of sunshine, January has the least sunshine of the year in Rayville.UV index
The months with the lowest UV index in Rayville are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 2 in January converts into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Frequently asked questions
What part of the year is the coldest in Rayville?
How cold is January in Rayville?
What is the average humidity in January in Rayville?
What is the driest month in Rayville?
How many days does it rain in January in Rayville?
How much does it snow in Rayville in January?
What is the average length of the day in January in Rayville?
When are sunrise and sunset in January in Rayville?
What is the month with the least sunshine in Rayville?
How many hours of sunshine does Rayville have in January?
When is the lowest UV index in Rayville?
What is the UV index reading in January in Rayville?
Average temperature in January
Rayville, MO
- Average high temperature in January: 35.6°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (35.6°F).
- Average low temperature in January: 21.9°F
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).
Average pressure in January
Rayville, 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 (29.9"Hg).
Average wind speed in January
Rayville, MO
- Average wind speed in January: 9.6mph
The windiest month (with the highest average wind speed) is March (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in January
Rayville, MO
- Average humidity in January: 75%
The months with the highest relative humidity are May and June (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Rayville, 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
Rayville, MO
- Average rainfall days in January: 5.2 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (5.2 days).
Average snowfall in January
Rayville, MO
- Average snowfall in January: 2.52"
The month with the highest snowfall is February (3.23").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Rayville, MO
- Average snowfall days in January: 4.5 days
The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Rayville, 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: 4h and 5min
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 54min).
Average sunshine days in January
Rayville, MO
- Average sunshine days in January: 21.3 days
The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in January
Rayville, 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
Rayville, MO
- Average cloud cover in January: 46
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in January
Rayville, 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).
Rayville, Missouri, USA
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