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
Old Chatham's coldest month, January, registers temperatures that range from a high of 29.1°F (-1.6°C) to a low of 16.7°F (-8.5°C).Humidity
In January, the average relative humidity in Old Chatham is 82%.Rainfall
The month with the least rainfall in Old Chatham is January, when the rain falls for 5.7 days and typically collects 1.1" (28mm) of precipitation.Snowfall
Months with snowfall in Old Chatham are January through May, October through December. In Old Chatham, during January, snow falls for 8.3 days and regularly aggregates up to 3.31" (84mm) of snow. Throughout the year, in Old Chatham, there are 36.9 snowfall days, and 15.98" (406mm) of snow is accumulated.Daylight
The average length of the day in January in Old Chatham is 9h and 29min.On the first day of the month, sunrise is at 7:23 am and sunset at 4:31 pm. On the last day of January, in Old Chatham, sunrise is at 7:09 am and sunset at 5:06 pm EST.
Sunshine
In January, the average sunshine in Old Chatham is 4.3h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.Note: In January, the average maximum UV index of 2 translates into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Old Chatham?
How cold is it in Old Chatham in January?
What is the average humidity in January in Old Chatham?
What is the driest month in Old Chatham?
How many days does it rain in January in Old Chatham?
How much does it snow in Old Chatham in January?
How many hours of daylight does Old Chatham have in January?
When are sunrise and sunset in January in Old Chatham?
How many hours of sunshine does Old Chatham have in January?
What are the months with the lowest UV index in Old Chatham?
What is the UV index intensity in January in Old Chatham?
Average temperature in January
Old Chatham, NY
- Average high temperature in January: 29.1°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (29.1°F).
- Average low temperature in January: 16.7°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).
Average pressure in January
Old Chatham, NY
- Average pressure in January: 30.04"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Old Chatham, NY
- Average wind speed in January: 8.2mph
The windiest months (with the highest average wind speed) are January and March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in January
Old Chatham, NY
- Average humidity in January: 82%
The months with the highest relative humidity are February and December (83%).
The month with the lowest relative humidity is April (75%).
Average rainfall in January
Old Chatham, NY
- Average rainfall in January: 1.1"
The wettest month (with the highest rainfall) is July (2.4").
The driest month (with the least rainfall) is January (1.1").
Average rainfall days in January
Old Chatham, NY
- Average rainfall days in January: 5.7 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (5.7 days).
Average snowfall in January
Old Chatham, NY
- Average snowfall in January: 3.31"
The month with the highest snowfall is March (3.9").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Old Chatham, NY
- Average snowfall days in January: 8.3 days
The month with the highest number of snowfall days is February (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Old Chatham, 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: 4h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in January
Old Chatham, NY
- Average sunshine days in January: 20 days
The month with the most sunshine days is January (20 days).
The month with the least sunshine days is June (12.5 days).
Average UV index in January
Old Chatham, NY
- Average UV index in January: 2
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, March, November and December (UV index 2).
Average cloud cover in January
Old Chatham, NY
- Average cloud cover in January: 55
The month with the most cloud cover is February (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility in January
Old Chatham, NY
- Average visibility in January: 6mi
The months with the highest visibility are January, April, November and December (6mi).
The months with the lowest visibility are February, March, May, June, July, August, September and October (5mi).
Old Chatham, New York, USA
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