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Tanasbourne (OR) Weather and Climate: A Comprehensive Guide

The temperature in Tanasbourne can vary quite a bit throughout the year. Temperatures can be warm during the warmest months, and cold during the cooler months. It is also known for its large amounts of rain/snowfall. Now, let’s break down all the climate details for a clearer picture.

Average maximum day and minimum night temperature

Visitors to Tanasbourne can expect significant temperature changes throughout the year. Typically, average maximum daytime temperatures range from a comfortable 27°C in August to a chilly 8°C in the coolest month, December.

Nights are cooler, with lows often dropping to around 2°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Tanasbourne is known for its substantial rain/snowfall, with annual precipitation reaching 1025 mm. The climate in Tanasbourne shows significant variation throughout the year. Expect heavy rainfall in December, with an average of 183 mm of precipitation over 22 rainy days.

In contrast, August offers drier and sunnier days, with around 11 mm of rainfall over 4 rainy days. For more details, please visit our Tanasbourne Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

For those who appreciate different seasons, Tanasbourne serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 11.1 hours of sunshine daily, and embrace the darker days in December, offering only 2.1 hours of daily sunlight. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Portland, the United States of America (21 KM, 13 Miles).

Daily hours of sunshine

Data from: Portland, the United States of America (21 KM, 13 Miles).

Forecast for Tanasbourne (OR)

Sun   Dec 22
11°C | 6°C
SE 3 m/s
12 mm
overcast and heavy rain

overcast and heavy rain

Mon   Dec 23
11°C | 7°C
E 3 m/s
7.7 mm
broken clouds and rain

broken clouds and rain

Tue   Dec 24
12°C | 4°C
SW 3 m/s
1.6 mm
partly cloudy and rain

partly cloudy and rain

The best time of year to visit Tanasbourne in the United States of America

During the months of May, June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which months have the greatest rainfall in Tanasbourne?
    Most rainfall (rainy season) is seen in November and December.
  • Does Tanasbourne have a dry season?
    Yes, the months of July and August are very dry.
  • Which is the warmest month in Tanasbourne?
    August has an average maximum temperature of 27°C and is the warmest month of the year.
  • Which is the coldest month in Tanasbourne?
    The coldest month is December with an average maximum temperature of 8°C.
  • Which is the wettest month in Tanasbourne?
    December tops the wettest month list with 183 mm of rainfall.
  • Which is the driest month in Tanasbourne?
    August is the driest month with 11 mm of precipitation.
  • Which is the sunniest month in Tanasbourne?
    July is the sunniest month with an average of 332 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.