Lake Oswego weather in January (Oregon, United States of America)

Interested in knowing the climate of Lake Oswego in January? Use this page to get an overview of the month’s weather conditions.

Temperatures

During January, Lake Oswego usually has low temperatures and heavy rainfall. January is part of winter. Daytime temperatures are expected to be around 9°C, cooling off to about 2°C at night.

Precipitation

Lake Oswego in January usually receives heavy rainfall, averaging around 160 mm for the month. Based on our climate data of the past 30 years, about 20 days of rain are anticipated.

Average sunshine

The month is characterized by fewer sunny days, with roughly 86 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.

If you prefer dry days with pleasant temperatures, January may not be the ideal month to visit Lake Oswego. May, June, July, August and September typically offer the most optimal weather. In contrast, January, March, November and December tend to have less optimal conditions.

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

 

Lake Oswego, monthly averages in January

Min Temperature 2°C  

Max Temperature 9°C  

Chance of Rain 65%  

Precipitation 160 mm  

Rainy days 20 days  

Humidity 81% *  

Windspeed 14 km/h *  

Sunshine 86 hours *  

Percentage Sunshine *  

Data from: Portland, the United States of America (20 KM, 12 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.

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

3/10

Outdoor sports

4/10

Interested in more climate information?

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

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.