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
The month of January sees the lowest average temperatures, reaching 30.6°F (-0.8°C) at the peak and 18.7°F (-7.4°C) at the low.Humidity
In Martinton, the average relative humidity in January is 82%.Rainfall
In Martinton, during January, the rain falls for 6.2 days and regularly aggregates up to 1.02" (26mm) of precipitation. In Martinton, during the entire year, the rain falls for 136.7 days and collects up to 19.72" (501mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. January is the month with the most snowfall in Martinton. Snow falls for 10.5 days and accumulates 2.56" (65mm) of snow.Daylight
In Martinton, the average length of the day in January is 9h and 38min.On the first day of January, sunrise is at 7:15 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 5:06 pm CST.
Sunshine
With an average of 3.9h of sunshine, January has the least sunshine of the year.UV index
The average daily maximum UV index in January is 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: The maximum daily UV index of 2 in January converts into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What time of the year is the coldest in Martinton?
How cold is January in Martinton?
What is the average humidity in January in Martinton?
How many days does it rain in January in Martinton?
What is the snowiest month in Martinton?
How many days does it snow in January in Martinton?
How many hours of daylight does Martinton have in January?
What time are sunrise and sunset in January in Martinton?
What is the month with the least sunshine in Martinton?
How long on average sun shines in January in Martinton?
What is the UV index reading in January in Martinton?
Average temperature in January
Martinton, IL
- Average high temperature in January: 30.6°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in January: 18.7°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in January
Martinton, IL
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Martinton, IL
- Average wind speed in January: 10.3mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in January
Martinton, IL
- Average humidity in January: 82%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Martinton, IL
- Average rainfall in January: 1.02"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days in January
Martinton, IL
- Average rainfall days in January: 6.2 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (6.2 days).
Average snowfall in January
Martinton, IL
- Average snowfall in January: 2.56"
The month with the highest snowfall is January (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Martinton, IL
- Average snowfall days in January: 10.5 days
The month with the highest number of snowfall days is January (10.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Martinton, IL
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January: 3h and 5min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in January
Martinton, IL
- Average sunshine days in January: 16.9 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (10.1 days).
Average UV index in January
Martinton, IL
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Martinton, IL
- Average cloud cover in January: 59
The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 33).
Average visibility in January
Martinton, IL
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Martinton, Illinois, USA
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