The weather in January in Mount Shasta

It's cold in January in Mount Shasta with an average temperature of 9°C. Temperatures this month range from a low of 6°C to a high of 10°C. At night, you can expect temperatures between -4°C and 1°C.

Looking for sun? January isn’t a good month to be in Mount Shasta. There’s too much chance of rain this month.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in January for Mount Shasta, California. 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 2015, Mount Shasta reached the highest temperature in January over the past 10 years. The lowest daytime temperature in this month was -5°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of -17°C to a highest value of 7°C.

Precipitation and snowfall

In January, there is an average of 252 mm of precipitation, spread over 24 days. Of the total precipitation, about 57 cm falls as snow in January. The wind speed is around 3 Bft, mostly coming from the South.

Daily weather in January for Mount Shasta

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

January weather comparison

  Mount Shasta New York
Average temperature 9°C 5°C
Max. temperature 10°C 11°C
Min. temperature -4°C -5°C
Total precipitation 252 mm 97 mm
Rainy days 24 days 12 days
Total snowfall 57 cm 16 cm
Snowy days 17 days 8 days

Start of January

The month of January starts in Mount Shasta with cold temps, averaging around 8°C during the day and nights around 0°C.

Mid January

By mid-January, daytime temps rise to around 9°C, with nights around 0°C. There’s a high chance of precipitation during this time.

End of January

By the end of January, the average daytime temperature in Mount Shasta is around 10°C, while nighttime temps are about -1°C. There’s a significant chance of many days with precipitation.

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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.

Check out the climate of Mount Shasta for all months and discover the best travel time

Temperature charts

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

Daily Temperature in January in Mount Shasta

Temperature in January in Mount Shasta over the years

Precipitation charts

These charts show the average amount of precipitation in January in Mount Shasta, California. 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 Mount Shasta

Total precipitation in January in Mount Shasta over the years

Daily Snowfall in January in Mount Shasta

Snowfall in January in Mount Shasta per year

Daily UV index in January in Mount Shasta

This chart shows the average daily UV index in January in Mount Shasta, 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 Mount Shasta

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Average weather in Mount Shasta by month

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