The weather in January in Greybull

It's cold in January in Greybull with an average temperature of -1°C. Temperatures this month range from a low of -6°C to a high of 3°C. At night, you can expect temperatures between -17°C and -10°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 Greybull, Wyoming. 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 12°C in 2021, Greybull reached the highest temperature in January over the past 10 years. The lowest daytime temperature in this month was -24°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of -34°C to a highest value of 3°C.

Precipitation and snowfall

In January, there is an average of 2,6 mm of precipitation, spread over 1 day. Of the total precipitation, about 11 cm falls as snow in January. The wind speed is around 3 Bft, mostly coming from the Southwest.

Daily weather in January for Greybull

Click on any day in January to get detailed info about the usual weather on that day in Greybull. Check out the historical temperatures and precipitation over the past 10 years on this day.

January weather comparison

  Greybull New York
Average temperature -1°C 5°C
Max. temperature 3°C 11°C
Min. temperature -17°C -5°C
Total precipitation 2,6 mm 97 mm
Rainy days 1 day 12 days
Total snowfall 11 cm 16 cm
Snowy days 6 days 8 days

Start of January

The month of January starts in Greybull with really cold temps, averaging around -3°C during the day and nights dipping to about -15°C.

Mid January

By mid-January, daytime temps rise to around -0°C, with nights around -12°C. No precipitation expected during this period, so you can enjoy plenty of sunshine.

End of January

By the end of January, the average daytime temperature in Greybull is around 1°C, while nighttime temps are about -11°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 4 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.

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Temperature charts

These charts show the average temperatures in January in Greybull, Wyoming. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in January in Greybull

Temperature in January in Greybull over the years

Precipitation charts

These charts show the average amount of precipitation in January in Greybull, Wyoming. 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 Greybull

Total precipitation in January in Greybull over the years

Daily Snowfall in January in Greybull

Snowfall in January in Greybull per year

Daily UV index in January in Greybull

This chart shows the average daily UV index in January in Greybull, 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 Greybull

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Average weather in Greybull by month

Click on a month below to see detailed weather info for Greybull. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.