Hillsboro Civic Center and its public fountain plaza

Weather · January

Hillsboro weather in January

Average highs of 47°F, lows of 34°F and 5.3 in of rain, from 30 years of weather records.

January is Hillsboro’s 11th warmest month, with average highs of 47°F and lows of 34°F. That is 1° warmer than December, and 16° below the yearly average high.

Average high
47°F
Average low
34°F
Precipitation
5.3 in
Wet days
19
Sunrise · sunset
7:48 AM · 4:53 PM

January across the year

  1. 47°34°Jan
  2. 51°34°Feb
  3. 56°37°Mar
  4. 61°39°Apr
  5. 69°45°May
  6. 74°49°Jun
  7. 82°52°Jul
  8. 82°52°Aug
  9. 76°48°Sep
  10. 64°41°Oct
  11. 53°37°Nov
  12. 46°33°Dec

High and low Rain

What to wear in January

  • Cool days: a warm jacket and long pants, plus layers for the swing between morning and afternoon.
  • Pack an umbrella or rain jacket: rain or snow falls on about 19 days this month.

January is good for

See Hillsboro

A look around town before you go.

Hillsboro, Oregon (Orenco Station, Downtown) 4K Walking Tour Binaural Audio video thumbnail

A WALK AROUND TOWN

Hillsboro, Oregon (Orenco Station, Downtown) 4K Walking Tour Binaural Audio

A recorded walk through Orenco Station and downtown Hillsboro, showing neighborhood streets and civic surroundings.

Watch on YouTube ↗
Walking Tour of "The Streets of Tanasbourne" in Hillsboro, Oregon video thumbnail

A WALK AROUND TOWN

Walking Tour of "The Streets of Tanasbourne" in Hillsboro, Oregon

A creator-led walk around the Streets of Tanasbourne shopping area in Hillsboro.

Watch on YouTube ↗

January compared with the months around it

MonthHighLowRain
December46°F33°F6.0 in
January47°F34°F5.3 in
February51°F34°F4.0 in

Planning a trip? See the best time to visit Hillsboro and today’s forecast.

Questions

How hot does it get in Hillsboro in January?

Average highs are 47°F and average lows 34°F, for a daily mean of 40°F. Individual days run hotter or colder than these 30-year averages.

Does it rain in Hillsboro in January?

January averages 5.3 in of precipitation over about 19 days with at least 0.01 in. It is the 3rd wettest month of the year.

What time is sunset in Hillsboro in January?

Around mid-January the sun rises about 7:48 AM and sets about 4:53 PM, for roughly 9.1 hours of daylight.

Is January a good time to visit Hillsboro?

The mildest months for visiting are June, July, August. January is cold.

NOAA U.S. Climate Normals 1991–2020, Portland-Hillsboro Ap station (1.2 mi from downtown). Sunrise and sunset are calculated for January 15 at the city’s coordinates.

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