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
River's January weather, with an average high temperature of 30.7°F (-0.7°C) and an average low temperature of 19.2°F (-7.1°C), tends to be the coldest of the year.Humidity
With an average relative humidity of 84%, January is the most humid month.Rainfall
In January, in River, the rain falls for 6.8 days. Throughout January, 1.61" (41mm) of precipitation is accumulated. Throughout the year, in River, there are 153.8 rainfall days, and 25" (635mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In River, during January, snow falls for 13.4 days and regularly aggregates up to 2.99" (76mm) of snow. In River, during the entire year, snow falls for 47.8 days and aggregates up to 11.93" (303mm) of snow.Daylight
In River, the average length of the day in January is 9h and 39min.On the first day of the month, sunrise is at 8:06 am and sunset at 5:24 pm. On the last day of January, in River, sunrise is at 7:53 am and sunset at 5:57 pm EST.
Sunshine
January has the least sunshine of the year, with an average of 3.3h of sunshine.UV index
The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: In January, a regular UV index of 2 translates into these guidelines:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in River?
How cold is it in River in January?
What is the most humid month in River?
What is the average humidity in January in River?
How much does it rain in River in January?
How many days does it snow in January in River?
How many hours of daylight does River have in January?
When are sunrise and sunset in January in River?
What is the month with the least sunshine in River?
How long on average sun shines in January in River?
When is the lowest UV index in River?
What is the UV index intensity in January in River?
Average temperature in January
River, IN
- Average high temperature in January: 30.7°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in January: 19.2°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).
Average pressure in January
River, IN
- Average pressure in January: 30.11"Hg
The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
River, IN
- Average wind speed in January: 10.4mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in January
River, IN
- Average humidity in January: 84%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall in January
River, IN
- Average rainfall in January: 1.61"
The wettest month (with the highest rainfall) is April (3.07").
The driest month (with the least rainfall) is February (1.42").
Average rainfall days in January
River, IN
- Average rainfall days in January: 6.8 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in January
River, IN
- Average snowfall in January: 2.99"
The month with the highest snowfall is February (3.27").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
River, IN
- Average snowfall days in January: 13.4 days
The month with the highest number of snowfall days is January (13.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
River, IN
- 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: 3h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in January
River, IN
- Average sunshine days in January: 11.9 days
The month with the most sunshine days is October (16 days).
The months with the least sunshine days are February and May (10.5 days).
Average UV index in January
River, IN
- Average UV index in January: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in January
River, IN
- Average cloud cover in January: 65
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in January
River, IN
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, July, September, October, November and December (6mi).
The months with the lowest visibility are January and August (5mi).
River, Indiana, USA
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