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 is the coldest month, exhibiting average temperatures of 35.2°F (1.8°C) at the peak and 23.2°F (-4.9°C) at the base.Humidity
In January, the average relative humidity in Arlington Heights is 80%.Rainfall
In Arlington Heights, Ohio, during January, the rain falls for 7.6 days and regularly aggregates up to 0.91" (23mm) of precipitation. In Arlington Heights, during the entire year, the rain falls for 121.7 days and collects up to 12.4" (315mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. The month with the most snowfall is January, when snow falls for 5.8 days and typically aggregates up to 0.94" (24mm) of snow.Daylight
The average length of the day in January is 9h and 47min.On the first day of January in Arlington Heights, sunrise is at 7:57 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:56 pm EST.
Sunshine
With an average of 4h of sunshine, January has the least sunshine of the year in Arlington Heights.UV index
The average daily maximum UV index in January in Arlington Heights is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 2 during January leads to these advisories:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
What are the coldest months in Arlington Heights?
How cold is January in Arlington Heights?
What is the average humidity in January in Arlington Heights?
How many days does it rain in January in Arlington Heights?
What is the snowiest month in Arlington Heights?
How much does it snow in Arlington Heights in January?
What is the average length of the day in January in Arlington Heights?
What time are sunrise and sunset in January in Arlington Heights?
What is the month with the least sunshine in Arlington Heights?
How long on average sun shines in January in Arlington Heights?
How high is the UV index in January in Arlington Heights?
Average temperature in January
Arlington Heights, OH
- Average high temperature in January: 35.2°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in January: 23.2°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).
Average pressure in January
Arlington Heights, OH
- 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 (29.94"Hg).
Average wind speed in January
Arlington Heights, OH
- Average wind speed in January: 8.9mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in January
Arlington Heights, OH
- Average humidity in January: 80%
The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are August, September and October (74%).
Average rainfall in January
Arlington Heights, OH
- Average rainfall in January: 0.91"
The wettest month (with the highest rainfall) is May (1.42").
The driest month (with the least rainfall) is September (0.63").
Average rainfall days in January
Arlington Heights, OH
- Average rainfall days in January: 7.6 days
The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is November (6.5 days).
Average snowfall in January
Arlington Heights, OH
- Average snowfall in January: 0.94"
The month with the highest snowfall is January (0.94").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Arlington Heights, OH
- Average snowfall days in January: 5.8 days
The month with the highest number of snowfall days is February (6.1 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
Arlington Heights, OH
- 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 24min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in January
Arlington Heights, OH
- Average sunshine days in January: 19 days
The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is June (14 days).
Average UV index in January
Arlington Heights, OH
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Arlington Heights, OH
- 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 26).
Average visibility in January
Arlington Heights, OH
- 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).
Arlington Heights, Ohio, USA
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