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
The coldest time of the year is January, with temperatures averaging a high of 34.9°F (1.6°C) and a low of 22.8°F (-5.1°C).Humidity
In Harper, Indiana, the average relative humidity in January is 81%.Rainfall
In January, the rain falls for 8 days. Throughout January, 1.3" (33mm) of precipitation is accumulated. In Harper, during the entire year, the rain falls for 137.6 days and collects up to 17.99" (457mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Harper, Indiana, during January, snow falls for 7.1 days and regularly aggregates up to 1.06" (27mm) of snow. In Harper, Indiana, during the entire year, snow falls for 29.3 days and aggregates up to 5.35" (136mm) of snow.Daylight
In January, the average length of the day is 9h and 47min.On the first day of January, sunrise is at 8:01 am and sunset at 5:30 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 6:01 pm EST.
Sunshine
With an average of 4h of sunshine, January has the least sunshine of the year.UV index
In Harper, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In January, a daily maximum UV index of 2 leads to the following instructions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Frequently asked questions
What is the coldest time of year in Harper?
How cold is January in Harper?
What is the average humidity in January in Harper?
How much does it rain in Harper in January?
How many days does it snow in January in Harper?
What is the average length of the day in January in Harper?
When are sunrise and sunset in January in Harper?
What is the month with the least sunshine in Harper?
How many hours of sunshine does Harper have in January?
What is the UV index reading in January in Harper?
Average temperature in January
Harper, IN
- Average high temperature in January: 34.9°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (34.9°F).
- Average low temperature in January: 22.8°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).
Average pressure in January
Harper, IN
- Average pressure in January: 30.14"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Harper, IN
- Average wind speed in January: 9.1mph
The windiest months (with the highest average wind speed) are January and February (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).
Average humidity in January
Harper, IN
- Average humidity in January: 81%
The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is October (74%).
Average rainfall in January
Harper, IN
- Average rainfall in January: 1.3"
The wettest month (with the highest rainfall) is May (2.01").
The driest month (with the least rainfall) is September (0.98").
Average rainfall days in January
Harper, IN
- Average rainfall days in January: 8 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in January
Harper, IN
- Average snowfall in January: 1.06"
The month with the highest snowfall is March (1.46").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Harper, IN
- Average snowfall days in January: 7.1 days
The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Harper, IN
- Average daylight in January: 9h and 5min
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 30min).
- Average sunshine in January: 4h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in January
Harper, IN
- Average sunshine days in January: 17 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (12.4 days).
Average UV index in January
Harper, IN
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Harper, IN
- Average cloud cover in January: 59
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in January
Harper, IN
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Harper, Indiana, USA
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