January weather forecastMerlin, PA
January
Weather in January
January, the same as December, is another cold winter month in Merlin, Pennsylvania, with temperature in the range of an average high of 36°F (2.2°C) and an average low of 23.9°F (-4.5°C).Temperature
Merlin experiences its lowest average temperatures in January, reaching a peak of 36°F (2.2°C) and a minimum of 23.9°F (-4.5°C).Humidity
The average relative humidity in January is 76%.Rainfall
In January, in Merlin, the rain falls for 6.9 days. Throughout January, 0.87" (22mm) of precipitation is accumulated. In Merlin, during the entire year, the rain falls for 132.3 days and collects up to 13.98" (355mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. The months with the most snowfall are January and February, with an average 0.59" (15mm) of accumulated snow.Daylight
In Merlin, the average length of the day in January is 9h and 43min.On the first day of the month, sunrise is at 7:24 am and sunset at 4:47 pm. On the last day of January, sunrise is at 7:11 am and sunset at 5:19 pm EST.
Sunshine
The average sunshine in January is 4.8h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index, 2 during January, leads to the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Merlin, PA
- Average high temperature in January: 36°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (36°F).
- Average low temperature in January: 23.9°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 (23.9°F).
Average pressure in January
Merlin, PA
- 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
Merlin, PA
- Average wind speed in January: 8.1mph
The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in January
Merlin, PA
- Average humidity in January: 76%
The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall in January
Merlin, PA
- Average rainfall in January: 0.87"
The wettest month (with the highest rainfall) is August (1.77").
The driest month (with the least rainfall) is February (0.75").
Average rainfall days in January
Merlin, PA
- Average rainfall days in January: 6.9 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (6.9 days).
Average snowfall in January
Merlin, PA
- Average snowfall in January: 0.59"
The months with the highest snowfall are January and February (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Merlin, PA
- Average snowfall days in January: 4.8 days
The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Merlin, PA
- Average daylight in January: 9h and 42min
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 24min).
- Average sunshine in January: 4h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in January
Merlin, PA
- Average sunshine days in January: 20.7 days
The month with the most sunshine days is January (20.7 days).
The month with the least sunshine days is June (12.8 days).
Average UV index in January
Merlin, PA
- 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
Merlin, PA
- Average cloud cover in January: 46
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in January
Merlin, PA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).





