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 tends to be the coldest month, with temperatures averaging a daily high of 32.5°F (0.3°C) and a low of 21.4°F (-5.9°C).Humidity
The most humid month in Clayton is January, with an average relative humidity of 83%.Rainfall
In January, the rain falls for 6.8 days. Throughout January, 0.87" (22mm) of precipitation is accumulated. In Clayton, during the entire year, the rain falls for 133.9 days and collects up to 14.45" (367mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Clayton. The month with the most snowfall is January, when snow falls for 9.2 days and typically aggregates up to 1.1" (28mm) of snow.Daylight
The average length of the day in January is 9h and 44min.On the first day of the month, sunrise is at 7:58 am and sunset at 5:23 pm. On the last day of January, in Clayton, Ohio, sunrise is at 7:46 am and sunset at 5:55 pm EST.
Sunshine
The month with the least sunshine in Clayton is January, with an average of 3.7h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Clayton. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 2 during January leads to these advisories:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
What part of the year is the coldest in Clayton?
How cold is it in Clayton in January?
What is the most humid month in Clayton?
What is the average humidity in January in Clayton?
How many days does it rain in January in Clayton?
What is the snowiest month in Clayton?
How much does it snow in Clayton in January?
What is the average length of the day in January in Clayton?
When is the sunrise / sunset in January in Clayton?
What is the month with the least sunshine in Clayton?
How long on average sun shines in January in Clayton?
What are the months with the lowest UV index in Clayton?
What is the UV index intensity in January in Clayton?
Average temperature in January
Clayton, OH
- Average high temperature in January: 32.5°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in January: 21.4°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).
Average pressure in January
Clayton, OH
- Average pressure in January: 30.13"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Clayton, OH
- Average wind speed in January: 10.2mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in January
Clayton, OH
- Average humidity in January: 83%
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in January
Clayton, OH
- Average rainfall in January: 0.87"
The wettest month (with the highest rainfall) is May (2.13").
The driest month (with the least rainfall) is November (0.83").
Average rainfall days in January
Clayton, OH
- Average rainfall days in January: 6.8 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (6.1 days).
Average snowfall in January
Clayton, OH
- Average snowfall in January: 1.1"
The month with the highest snowfall is January (1.1").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Clayton, OH
- Average snowfall days in January: 9.2 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Clayton, OH
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January: 3h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in January
Clayton, OH
- Average sunshine days in January: 16.8 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is May (11.4 days).
Average UV index in January
Clayton, OH
- 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
Clayton, OH
- Average cloud cover in January: 62
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in January
Clayton, OH
- 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).
Clayton, Ohio, USA
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