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 is the coldest month of the year, registering average temperatures as high as 36.5°F (2.5°C) and as low as 23.5°F (-4.7°C).Humidity
The average relative humidity in January in Amwell is 76%.Rainfall
In Amwell, in January, during 5.8 rainfall days, 0.47" (12mm) of precipitation is typically accumulated. In Amwell, during the entire year, the rain falls for 107.3 days and collects up to 8.82" (224mm) of precipitation.Snowfall
January through May, November and December are months with snowfall. In Amwell, New Jersey, during January, snow falls for 3.7 days and regularly aggregates up to 0.47" (12mm) of snow. In Amwell, during the entire year, snow falls for 15.5 days and aggregates up to 2.76" (70mm) of snow.Daylight
In January, the average length of the day is 9h and 41min.On the first day of January, sunrise is at 7:22 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:15 pm EST.
Sunshine
In January, the average sunshine in Amwell is 5.1h.UV index
The months with the lowest UV index in Amwell are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 2 during January translates into these guidelines:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Frequently asked questions
What time of the year is the coldest in Amwell?
How cold is it in Amwell in January?
What is the average humidity in January in Amwell?
How much does it rain in Amwell in January?
How many days does it snow in January in Amwell?
How many hours of daylight does Amwell have in January?
What time are sunrise and sunset in January in Amwell?
How many hours of sunshine does Amwell have in January?
What are the months with the lowest UV index in Amwell?
How high is the UV index in January in Amwell?
Average temperature in January
Amwell, NJ
- Average high temperature in January: 36.5°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (36.5°F).
- Average low temperature in January: 23.5°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in January
Amwell, NJ
- Average pressure in January: 30.08"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
Amwell, NJ
- Average wind speed in January: 8.4mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in January
Amwell, NJ
- Average humidity in January: 76%
The months with the highest relative humidity are February and October (79%).
The month with the lowest relative humidity is April (74%).
Average rainfall in January
Amwell, NJ
- Average rainfall in January: 0.47"
The wettest month (with the highest rainfall) is July (1.18").
The driest month (with the least rainfall) is September (0.35").
Average rainfall days in January
Amwell, NJ
- Average rainfall days in January: 5.8 days
The month with the highest number of rainy days is July (12.9 days).
The month with the least rainy days is November (5.5 days).
Average snowfall in January
Amwell, NJ
- Average snowfall in January: 0.47"
The month with the highest snowfall is March (0.75").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in January
Amwell, NJ
- Average snowfall days in January: 3.7 days
The month with the highest number of snowfall days is February (4.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Amwell, NJ
- 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 18min).
- Average sunshine in January: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in January
Amwell, NJ
- Average sunshine days in January: 22.3 days
The month with the most sunshine days is November (22.7 days).
The month with the least sunshine days is July (13.6 days).
Average UV index in January
Amwell, NJ
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
Amwell, NJ
- Average cloud cover in January: 44
The months with the most cloud cover are February and December (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility in January
Amwell, NJ
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Amwell, New Jersey, USA
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