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
In Dayton, January is the month with the lowest recorded average temperatures, measuring a high of 28.2°F (-2.1°C) and a low of 17.8°F (-7.9°C).Humidity
In Dayton, New York, the average relative humidity in January is 87%.Rainfall
In January, in Dayton, the rain falls for 7.1 days. Throughout January, 1.38" (35mm) of precipitation is accumulated. In Dayton, during the entire year, the rain falls for 148.9 days and collects up to 18.35" (466mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. The months with the most snowfall in Dayton are January and December, with an average 3.54" (90mm) of accumulated snow.Daylight
The average length of the day in January in Dayton is 9h and 30min.On the first day of January in Dayton, sunrise is at 7:45 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:27 pm EST.
Sunshine
January has the least sunshine of the year in Dayton, with an average of 2.4h of sunshine.UV index
January, February and December, with an average maximum UV index of 1, are months with the lowest UV index in Dayton, New York. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: In January, the maximum UV index of 1 transforms into these recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
What is the coldest month in Dayton?
How cold is it in Dayton in January?
What is the average humidity in January in Dayton?
How many days does it rain in January in Dayton?
What is the snowiest month in Dayton?
How much does it snow in Dayton in January?
What is the average length of the day in January in Dayton?
When are sunrise and sunset in January in Dayton?
What is the month with the least sunshine in Dayton?
How long on average sun shines in January in Dayton?
What is the month with the lowest UV index in Dayton?
What is the UV index reading in January in Dayton?
Average temperature in January
Dayton, NY
- Average high temperature in January: 28.2°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (28.2°F).
- Average low temperature in January: 17.8°F
The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in January
Dayton, NY
- Average pressure in January: 30.06"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Dayton, NY
- Average wind speed in January: 11.6mph
The windiest month (with the highest average wind speed) is January (11.6mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in January
Dayton, NY
- Average humidity in January: 87%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April, May, August and September (80%).
Average rainfall in January
Dayton, NY
- Average rainfall in January: 1.38"
The wettest month (with the highest rainfall) is July (1.93").
The driest month (with the least rainfall) is September (1.1").
Average rainfall days in January
Dayton, NY
- Average rainfall days in January: 7.1 days
The month with the highest number of rainy days is October (16.6 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in January
Dayton, NY
- Average snowfall in January: 3.54"
The months with the highest snowfall are January and December (3.54").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Dayton, NY
- Average snowfall days in January: 16.3 days
The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Dayton, NY
- Average daylight in January: 9h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January: 2h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in January
Dayton, NY
- Average sunshine days in January: 8.2 days
The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is January (8.2 days).
Average UV index in January
Dayton, NY
- Average UV index in January: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in January
Dayton, NY
- Average cloud cover in January: 78
The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in January
Dayton, NY
- Average visibility in January: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Dayton, New York, USA
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