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, characterized by an average high of 41.5°F (5.3°C) and a low of 28.4°F (-2°C), is recognized as the coldest.Humidity
In January, the average relative humidity is 75%.Rainfall
In Massac, Kentucky, in January, it is raining for 8.1 days, with typically 1.26" (32mm) of accumulated precipitation. In Massac, during the entire year, the rain falls for 137 days and collects up to 22.64" (575mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In January, it is snowing for 2.7 days. Throughout January, 0.28" (7mm) of snow is accumulated. In Massac, Kentucky, during the entire year, snow falls for 8.9 days and aggregates up to 2.32" (59mm) of snow.Daylight
In January, the average length of the day is 9h and 58min.On the first day of the month, sunrise is at 7:08 am and sunset at 4:48 pm. On the last day of January, sunrise is at 6:58 am and sunset at 5:18 pm CST.
Sunshine
January and February, with an average of 4.7h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index in Massac are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: A typical high UV index of 2 in January suggests the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
How cold does it get in January?
What is the average humidity in January?
How many days does it rain in January?
How many days does it snow in January?
What is the average length of the day in January?
What time are sunrise and sunset in January?
What is the month with the least sunshine?
How long on average sun shines in January?
What are the months with the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Massac, KY
- Average high temperature in January: 41.5°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 (41.5°F).
- Average low temperature in January: 28.4°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure in January
Massac, KY
- 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 (29.95"Hg).
Average wind speed in January
Massac, KY
- Average wind speed in January: 9mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in January
Massac, KY
- Average humidity in January: 75%
The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (69%).
Average rainfall in January
Massac, KY
- Average rainfall in January: 1.26"
The wettest month (with the highest rainfall) is April (2.52").
The driest month (with the least rainfall) is September (0.91").
Average rainfall days in January
Massac, KY
- Average rainfall days in January: 8.1 days
The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is January (8.1 days).
Average snowfall in January
Massac, KY
- Average snowfall in January: 0.28"
The month with the highest snowfall is February (1.02").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Massac, KY
- Average snowfall days in January: 2.7 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Massac, KY
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January: 4h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 42min).
Average sunshine days in January
Massac, KY
- Average sunshine days in January: 19.8 days
The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is May (12.8 days).
Average UV index in January
Massac, KY
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in January
Massac, KY
- Average cloud cover in January: 49
The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June and September (Cloud cover 27).
Average visibility in January
Massac, KY
- 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).
Massac, Kentucky, USA
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