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
Temperature readings reach their annual highs in January, averaging 39.2°F (4°C) and a minimum average of 24.4°F (-4.2°C).Humidity
In January, the average relative humidity is 75%.Rainfall
In Vienna, in January, it is raining for 7.4 days, with typically 1.69" (43mm) of accumulated precipitation. Throughout the year, there are 147.2 rainfall days, and 31.02" (788mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Vienna. In Vienna, during January, snow falls for 7.4 days and regularly aggregates up to 3.35" (85mm) of snow. Throughout the year, there are 24.7 snowfall days, and 11.1" (282mm) of snow is accumulated.Daylight
The average length of the day in January in Vienna is 9h and 52min.On the first day of the month, sunrise is at 7:24 am and sunset at 4:58 pm. On the last day of January, in Vienna, sunrise is at 7:13 am and sunset at 5:28 pm CST.
Sunshine
The average sunshine in January is 4.8h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.Note: A maximum UV index of 2 in January translates into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
What is the coldest month in Vienna?
Is January cold in Vienna?
What is the average humidity in January in Vienna?
How many days does it rain in January in Vienna?
How much does it snow in Vienna in January?
What is the average length of the day in January in Vienna?
When are sunrise and sunset in January in Vienna?
How long on average sun shines in January in Vienna?
What are the months with the lowest UV index in Vienna?
How high is the UV index in January in Vienna?
Average temperature in January
Vienna, MO
- Average high temperature in January: 39.2°F
The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is January (39.2°F).
- Average low temperature in January: 24.4°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 (24.4°F).
Average pressure in January
Vienna, MO
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Vienna, MO
- Average wind speed in January: 8.6mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in January
Vienna, MO
- Average humidity in January: 75%
The months with the highest relative humidity are March and May (77%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
Vienna, MO
- Average rainfall in January: 1.69"
The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is November (1.65").
Average rainfall days in January
Vienna, MO
- Average rainfall days in January: 7.4 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is December (7 days).
Average snowfall in January
Vienna, MO
- Average snowfall in January: 3.35"
The month with the highest snowfall is February (3.46").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Vienna, MO
- Average snowfall days in January: 7.4 days
The month with the highest number of snowfall days is January (7.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Vienna, MO
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in January
Vienna, MO
- Average sunshine days in January: 17.7 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (11.4 days).
Average UV index in January
Vienna, MO
- Average UV index in January: 2
The months with the highest UV index are May, 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
Vienna, MO
- Average cloud cover in January: 48
The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in January
Vienna, MO
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Vienna, Missouri, USA
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