The weather in January in the United States
It's cold in January in the United States with an average temperature of 8°C. Temperatures this month range from a low of 5°C to a high of 12°C. At night, you can expect temperatures between -6°C and 0°C.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in January for the United States. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 24°C in 2017, the United States reached the highest temperature in January over the past 10 years. The lowest daytime temperature in this month was -11°C in 2018. The extreme nighttime temperatures ranged from a lowest recorded value of -22°C to a highest value of 13°C.
Precipitation and snowfall
In January, there is an average of 50 mm of precipitation, spread over 8 days. Of the total precipitation, about 6,5 cm falls as snow in January. The wind speed is around 4 Bft, mostly coming from the South.
Daily weather in January for the United States
Click on any day in January to get detailed info about the usual weather on that day in the United States. Check out the historical temperatures and precipitation over the past 10 years on this day.
January weather comparison
| United States | New York | |
|---|---|---|
| Average temperature | 8°C | 5°C |
| Max. temperature | 12°C | 11°C |
| Min. temperature | -6°C | -5°C |
| Total precipitation | 50 mm | 97 mm |
| Rainy days | 8 days | 12 days |
| Total snowfall | 6,5 cm | 16 cm |
| Snowy days | 3 days | 8 days |
Start of January
The month of January starts in United States with cold temps, averaging around 8°C during the day and nights around -3°C.
Mid January
By mid-January, daytime temps stay steady at around 8°C, with nights around -2°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of January
By the end of January, the average daytime temperature in United States is around 10°C, while nighttime temps are about -2°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.
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UV index
The UV index is a maximum of 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Check out the climate of the United States for all months and discover the best travel time
The climate in the United States is based on weather data from . Other places, like New York City, Miami or Los Angeles, might have different weather. You can check out all destinations in the United States to get the full picture of the climate.
Temperature charts
These charts show the average temperatures in January in the United States. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in January in the United States
Temperature in January in the United States over the years
Precipitation charts
These charts show the average amount of precipitation in January in the United States. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in January in the United States
Total precipitation in January in the United States over the years
Daily Snowfall in January in the United States
Snowfall in January in the United States per year
Daily UV index in January in the United States
This chart shows the average daily UV index in January in the United States, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in January in the United States
The weather in January in the United States is rated 2 out of 5 stars by 1 visitor. Have you been to the United States? Share your weather experience to help other visitors.
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It varied greatly by region, but was generally unpleasant and unpredictable. Thick coat is a must! We recommend choosing a different travel period.— This text is automatically translated to English
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Average weather in the United States by month
Click on a month below to see detailed weather info for the United States. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.