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
Monroeville reaches its lowest average temperatures in January, measuring 38.1°F (3.4°C) at the peak and 26.8°F (-2.9°C) at the lowest.Humidity
In January, the average relative humidity in Monroeville is 74%.Rainfall
In Monroeville, in January, it is raining for 8.8 days, with typically 2.09" (53mm) of accumulated precipitation. In Monroeville, during the entire year, the rain falls for 154.9 days and collects up to 30.47" (774mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. In Monroeville, New Jersey, during January, snow falls for 5.5 days and regularly aggregates up to 2.4" (61mm) of snow. In Monroeville, during the entire year, snow falls for 17.8 days and aggregates up to 10.28" (261mm) of snow.Daylight
In Monroeville, the average length of the day in January is 9h and 45min.On the first day of the month, sunrise is at 7:21 am and sunset at 4:46 pm. On the last day of January, in Monroeville, sunrise is at 7:09 am and sunset at 5:18 pm EST.
Sunshine
In January, the average sunshine is 5.1h.UV index
The months with the lowest UV index in Monroeville are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In January, the maximum UV index of 2 suggests these recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Frequently asked questions
What month is the coldest in Monroeville?
Is it cold in Monroeville during January?
What is the average humidity in January in Monroeville?
How much does it rain in Monroeville in January?
How much does it snow in Monroeville in January?
How many hours of daylight does Monroeville have in January?
What time are sunrise and sunset in January in Monroeville?
How long on average sun shines in January in Monroeville?
What are the months with the lowest UV index in Monroeville?
What is the UV index reading in January in Monroeville?
Average temperature in January
Monroeville, 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
Monroeville, 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
Monroeville, 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
Monroeville, 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
Monroeville, 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
Monroeville, 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
Monroeville, 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
Monroeville, 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
Monroeville, 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
Monroeville, 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
Monroeville, 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
Monroeville, 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
Monroeville, 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).
Monroeville, New Jersey, USA
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