Boulder weather in January (Colorado, United States of America)

Curious about the climate in Boulder this January? Here's what you need to know about the weather for the month.

Temperatures

The month of January in Boulder typically brings low temperatures and low snow/rainfall. The winter season takes place during January. Throughout the daytime, temperatures often hover around 8°C. However, as the sun sets and evening approaches, there's a noticeable cool-down. Temperatures gently drop to a more temperate -6°C.

Precipitation

Boulder in January usually receives low snow/rainfall, averaging around 16 mm for the month. Known for its minimal rainfall, this month is perfect for outdoor enthusiasts. Take advantage of the dry conditions to explore and enjoy various activities. Climate statistics over the past 30 years suggest around 5 days of snow/rain.

Average sunshine

With around 215 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.

Should you favor a climate that's both dry and comfortably warm May, June, August and September typically offer the most agreeable circumstances. On the other hand, December tends to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Boulder climate page with graphs.

 

Boulder, monthly averages in January

Min Temperature -6°C  

Max Temperature 8°C  

Chance of Rain 18%  

Precipitation 16 mm  

Rainy days 5 days  

Humidity 55% *  

Sunshine 215 hours *  

Percentage Sunshine 72% *  

Data from: Denver, the United States of America (45 KM, 28 Miles).

Where to go in the United States of America in January

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature. Also, consider bringing a rain jacket as there might be some rain.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

4/10

Cycling

4/10

Walking

4/10

Camping

2/10

Outdoor sports

4/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Boulder.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.