Gresham Weather in December

December in Gresham averages 7°C (45°F) during the day and 2°C (36°F) at night. It is the wettest month of the year, with 219 mm (8.6 in) of rainfall on average, so waterproof gear is a must.

Rainfall in Gresham in December

Gresham is in the rainy season in December, with rain on around 23 days and an average of 219 mm (8.6 in). Rainfall this month is frequent and tends to be fairly heavy when it does fall. Packing waterproofs is a good idea.

Temperature in Gresham in December

Gresham in December gets highs of 7°C (45°F) during the day and drops to 2°C (36°F) at night. December marks the winter season. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. With lows around 2°C (36°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep. It's generally the coldest month of the year, making it essential to pack warm layers and winter accessories.

Sunshine in Gresham in December

The month is characterized by fewer sunny days, with roughly 64 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.

Wind Speed in Gresham in December

Average wind speeds reach 3 m/s (6 knots) in December, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.

December in Gresham has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

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• January
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For a detailed overview over the year and the best time to visit the United States of America, check out our Gresham's climate page.

Gresham Temperature in December

Min Temperature 2°C (36°F)  

Max Temperature 7°C (45°F)  

Chance of Rain 77%  

Precipitation 219 mm (8.6 in)  

Rainy days 23 days  

Humidity 83% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 64 hours *  

Percentage Sunshine *  

* Data from: Portland, the United States of America (16 KM, 10 Miles).

What to Wear in Gresham in December

Cold weather calls for smart layering in December. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! With limited sunshine expected, sunglasses aren't a priority for packing.

What To Do in Gresham in December

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

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Gresham's climate page.

More climate data for Gresham

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Gresham climate overview or explore weather in the United States of America.