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The weather in December in Hamilton

It's cold in December in Hamilton with an average temperature of 2°C. Temperatures this month range from a low of -2°C to a high of 7°C. At night, you can expect temperatures between -10°C and -1°C.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for Hamilton, Montana. 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 20°C in 2021, Hamilton reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was -21°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of -28°C to a highest value of 11°C.

Precipitation and snowfall

In December, there is an average of 39 mm of precipitation, spread over 8 days. Of the total precipitation, about 39 cm falls as snow in December. The wind speed is around 3 Bft, mostly coming from the South.

Daily weather in December for Hamilton

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

December weather comparison

  Hamilton New York
Average temperature 2°C 9°C
Max. temperature 7°C 12°C
Min. temperature -10°C -5°C
Total precipitation 39 mm 133 mm
Rainy days 8 days 17 days
Total snowfall 39 cm 9,7 cm
Snowy days 17 days 3 days

Start of December

The month of December starts in Hamilton with really cold temps, averaging around 3°C during the day and nights dipping to about -5°C.

Mid December

By mid-December, daytime temps stay steady at around 3°C, with nights around -4°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of December

By the end of December, the average daytime temperature in Hamilton is around -0°C, while nighttime temps are about -8°C. A shower might pop up, but overall, the weather will be dry and sunny.

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UV index

The UV index is a maximum of 3 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 December in Hamilton, Montana. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in December in Hamilton

Temperature in December in Hamilton over the years

Precipitation charts

These charts show the average amount of precipitation in December in Hamilton, Montana. 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 December in Hamilton

Total precipitation in December in Hamilton over the years

Daily Snowfall in December in Hamilton

Snowfall in December in Hamilton per year

Daily UV index in December in Hamilton

This chart shows the average daily UV index in December in Hamilton, 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 December in Hamilton

Have you been to Hamilton in December?

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Average weather in Hamilton by month

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