Hillsboro Weather in December

December in Hillsboro brings low temperatures, with highs of 7°C (45°F) and nights dropping to -2°C (28°F). Rainfall is on the higher side this month, averaging around 108 mm (4.3 in), so keep a rain jacket handy.

Rainfall in Hillsboro in December

Typically, you can expect about 15 days of snow/rain this month, with 108 mm (4.3 in) on average. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Hillsboro in December

Daytime temperatures in Hillsboro reach 7°C (45°F) in December, dropping to -2°C (28°F) at night. The winter season is characteristic of December. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. With overnight lows of -2°C (28°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Hillsboro. Our weather planner can help you explore destinations with more pleasant weather conditions.

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• January
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• December

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

Hillsboro Temperature in December

Min Temperature -2°C (28°F)  

Max Temperature 7°C (45°F)  

Chance of Rain 50%  

Precipitation 108 mm (4.3 in)  

Rainy days 15 days  

What to Wear in Hillsboro 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. Prepare for significant rainfall with proper waterproof clothing and shoes.

What To Do in Hillsboro in December

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

Cycling

4/10

Walking

4/10

Barbeque

1/10

Camping

1/10

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 Hillsboro's climate page.

More climate data for Hillsboro

Temperature Rainfall

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