Climate ▸Forecast ▸December ▸January ▸
JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember

Average Monthly Sunshine in The Dalles (OR)

The graphs on this page shows the average number of hours per month and per day that The Dalles receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

Monthly hours of sunshine


If you're visiting The Dalles, timing is key. In July, you can enjoy up to 331 hours of sunshine, while the less sunny days of December provide just 70 hours. The total annual amount of sun is 2341 hours.

Daily hours of sunshine


Seasonal changes in sunshine hours are quite obvious. While July receives considerable daily sunshine with up to 11.0 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.3 hours of sunlight per day.

The Dalles’s total hours of sunshine compared to other major cities

The Dalles enjoys an average of 2341 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

Athens, Greece, enjoys 2769 hours of sunshine each year, making it one of the sunniest destinations in the Mediterranean region.

In contrast, Reykjavík, Iceland, receives only about 1330 hours of sunshine per year, known for its frequently overcast, dark winter and rainy skies.

Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with 2520 hours of sunshine annually.

Adelaide, Australia, enjoys 2770 hours of sunshine annually, with long, sunny summers.

Other climate information

December, The Dalles’s wettest month, receives 3.6 mm of snow/rainfall and has a maximum daytime temperature of 5°C. During the driest month July you can expect a temperature of 31°C.

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Precipitation page.


Forecast: is it sunny in The Dalles (OR)?

Sun   Dec 22
7°C | 3°C
E 2 m/s
6.2 mm
overcast and heavy rain

overcast and heavy rain

Mon   Dec 23
10°C | 4°C
E 3 m/s
6.5 mm
broken clouds and small chance of rain

broken clouds and small chance of rain

Tue   Dec 24
10°C | 3°C
W 4 m/s
3.7 mm
partly cloudy and slight rain

partly cloudy and slight rain

Interested in more climate information?

This site provides you with all the information you need about the climate in The Dalles.

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.