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, recording an average high temperature of 38.1°F (3.4°C) and a low temperature of 26.8°F (-2.9°C), is Richwood's coldest month.Humidity
In Richwood, the average relative humidity in January is 74%.Rainfall
In Richwood, in January, it is raining for 8.8 days, with typically 2.09" (53mm) of accumulated precipitation. Throughout the year, there are 154.9 rainfall days, and 30.47" (774mm) of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall in Richwood. In Richwood, New Jersey, in January, during 5.5 snowfall days, 2.4" (61mm) of snow is typically accumulated. Throughout the year, in Richwood, New Jersey, there are 17.8 snowfall days, and 10.28" (261mm) of snow is accumulated.Daylight
In January, the average length of the day in Richwood is 9h and 44min.On the first day of January in Richwood, sunrise is at 7:21 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:18 pm EST.
Sunshine
In Richwood, the average sunshine in January is 5.1h.UV index
The months with the lowest UV index in Richwood are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 2 during January leads to these instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Stay sun-safe with clothing that is both closely woven and worn loosely. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What is the coldest time of year in Richwood?
How cold is it in Richwood in January?
What is the average humidity in January in Richwood?
How many days does it rain in January in Richwood?
How many days does it snow in January in Richwood?
What is the average length of the day in January in Richwood?
When are sunrise and sunset in January in Richwood?
How long on average sun shines in January in Richwood?
What are the months with the lowest UV index in Richwood?
How high is the UV index in January in Richwood?
Average temperature in January
Richwood, NJ
- Average high temperature in January: 38.1°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (38.1°F).
- Average low temperature in January: 26.8°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in January
Richwood, NJ
- Average pressure in January: 30.09"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Richwood, NJ
- Average wind speed in January: 8.4mph
The windiest month (with the highest average wind speed) is April (8.7mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in January
Richwood, NJ
- Average humidity in January: 74%
The month with the highest relative humidity is October (78%).
The month with the lowest relative humidity is April (71%).
Average rainfall in January
Richwood, NJ
- Average rainfall in January: 2.09"
The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in January
Richwood, NJ
- Average rainfall days in January: 8.8 days
The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in January
Richwood, NJ
- Average snowfall in January: 2.4"
The month with the highest snowfall is March (3.54").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in January
Richwood, NJ
- Average snowfall days in January: 5.5 days
The month with the highest number of snowfall days is January (5.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Richwood, NJ
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in January
Richwood, NJ
- Average sunshine days in January: 18.2 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in January
Richwood, 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, November and December (UV index 2).
Average cloud cover in January
Richwood, NJ
- Average cloud cover in January: 44
The months with the most cloud cover are February and March (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 30).
Average visibility in January
Richwood, NJ
- 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).
Richwood, New Jersey, USA
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