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, on average, is the coldest month, registering a high temperature of 31.5°F (-0.3°C) and a low of 21.2°F (-6°C).Humidity
The average relative humidity in January in Grafton is 84%.Rainfall
In Grafton, Ohio, in January, during 8.3 rainfall days, 2.01" (51mm) of precipitation is typically accumulated. Throughout the year, in Grafton, Ohio, there are 163.6 rainfall days, and 29.88" (759mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Grafton, Ohio. In Grafton, in January, snow falls for 15.3 days, with typically accumulated 4.17" (106mm) of snow. In Grafton, during the entire year, snow falls for 53.7 days and aggregates up to 14.37" (365mm) of snow.Daylight
In January, the average length of the day in Grafton is 9h and 36min.On the first day of January, sunrise is at 7:53 am and sunset at 5:09 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:42 pm EST.
Sunshine
With an average of 2.9h of sunshine, January has the least sunshine of the year in Grafton.UV index
The average daily maximum UV index in January in Grafton is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In January, the maximum UV index of 2 suggests this advice:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Frequently asked questions
What is the coldest month in Grafton?
How cold is January in Grafton?
What is the average humidity in January in Grafton?
How much does it rain in Grafton in January?
How many days does it snow in January in Grafton?
How many hours of daylight does Grafton have in January?
When are sunrise and sunset in January in Grafton?
What is the month with the least sunshine in Grafton?
How long on average sun shines in January in Grafton?
What is the UV index reading in January in Grafton?
Average temperature in January
Grafton, OH
- Average high temperature in January: 31.5°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in January: 21.2°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in January
Grafton, OH
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Grafton, OH
- Average wind speed in January: 11.2mph
The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in January
Grafton, OH
- Average humidity in January: 84%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is November (76%).
Average rainfall in January
Grafton, OH
- Average rainfall in January: 2.01"
The wettest month (with the highest rainfall) is June (3.58").
The driest months (with the least rainfall) are February and December (1.81").
Average rainfall days in January
Grafton, OH
- Average rainfall days in January: 8.3 days
The month with the highest number of rainy days is May (17.5 days).
The months with the least rainy days are January and February (8.3 days).
Average snowfall in January
Grafton, OH
- Average snowfall in January: 4.17"
The month with the highest snowfall is February (4.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Grafton, OH
- Average snowfall days in January: 15.3 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Grafton, OH
- 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: 2h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in January
Grafton, OH
- Average sunshine days in January: 9 days
The month with the most sunshine days is October (13.6 days).
The months with the least sunshine days are January and February (9 days).
Average UV index in January
Grafton, OH
- 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
Grafton, OH
- Average cloud cover in January: 71
The month with the most cloud cover is January (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in January
Grafton, OH
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Grafton, Ohio, USA
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