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
Marthasville's temperature records reveal January as the coldest month, marked by average highs of 38.1°F (3.4°C) and lows of 24.1°F (-4.4°C).Humidity
The average relative humidity in January in Marthasville is 75%.Rainfall
In Marthasville, in January, it is raining for 6.2 days, with typically 1.46" (37mm) of accumulated precipitation. In Marthasville, during the entire year, the rain falls for 133.1 days and collects up to 27.24" (692mm) of precipitation.Snowfall
Months with snowfall in Marthasville are January through March, September, November and December. In January, it is snowing for 5.1 days. Throughout January, 1.61" (41mm) of snow is accumulated. Throughout the year, in Marthasville, there are 16.6 snowfall days, and 5.87" (149mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 50min.On the first day of January in Marthasville, sunrise is at 7:21 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:24 pm CST.
Sunshine
January has the least sunshine of the year, with an average of 4.6h 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 value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In January, the maximum UV index of 2 suggests this advice:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What time of the year is the coldest in Marthasville?
How cold is it in Marthasville in January?
What is the average humidity in January in Marthasville?
How much does it rain in Marthasville in January?
How many days does it snow in January in Marthasville?
How many hours of daylight does Marthasville have in January?
What time are sunrise and sunset in January in Marthasville?
What is the month with the least sunshine in Marthasville?
How long on average sun shines in January in Marthasville?
What is the month with the lowest UV index in Marthasville?
What is the UV index intensity in January in Marthasville?
Average temperature in January
Marthasville, MO
- Average high temperature in January: 38.1°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (38.1°F).
- Average low temperature in January: 24.1°F
The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (24.1°F).
Average pressure in January
Marthasville, 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
Marthasville, MO
- Average wind speed in January: 8.5mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in January
Marthasville, MO
- Average humidity in January: 75%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
Marthasville, MO
- Average rainfall in January: 1.46"
The wettest months (with the highest rainfall) are April and May (3.23").
The driest month (with the least rainfall) is February (1.42").
Average rainfall days in January
Marthasville, MO
- Average rainfall days in January: 6.2 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (6.2 days).
Average snowfall in January
Marthasville, MO
- Average snowfall in January: 1.61"
The month with the highest snowfall is February (2.09").
The months with the least snowfall are April, May, June, July, August and October (0").
Average snowfall days in January
Marthasville, MO
- Average snowfall days in January: 5.1 days
The month with the highest number of snowfall days is January (5.1 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Marthasville, 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 30min).
- Average sunshine in January: 4h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in January
Marthasville, MO
- Average sunshine days in January: 20.3 days
The month with the most sunshine days is December (20.6 days).
The month with the least sunshine days is May (12.8 days).
Average UV index in January
Marthasville, 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
Marthasville, MO
- Average cloud cover in January: 50
The months with the most cloud cover are January and February (Cloud cover 50).
The months with the least cloud cover are June, July and August (Cloud cover 30).
Average visibility in January
Marthasville, MO
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, September, October, November and December (6mi).
The months with the lowest visibility are May and August (5mi).
Marthasville, Missouri, USA
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