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Sisters Weather in August

Thinking of visiting Sisters in August? Expect high temperatures reaching 29°C (84°F) during the day, dropping to 7°C (45°F) at night, with the driest conditions of the year.

Rainfall in Sisters in August

With the least rainfall of the year, this month offers good conditions for outdoor exploration. Take advantage of the dry weather to plan your activities. Historically, the month has about 3 days of rain, averaging 6.7 mm (0.3 in) in total. Rain days are few and the total is low, so this is a largely dry month. Any showers that do occur tend to be brief.

Temperature in Sisters in August

Sisters in August is worth a visit. The temperature is excellent, with 29°C (84°F) during the day and 7°C (45°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With lows around 7°C (45°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

If your ideal day consists of dry skies and pleasant temperatures, May, June, August and September typically offer the best circumstances for Sisters.

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Check the conditions for any month of the year.

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

Sisters Temperature in August

Min TemperatureMin Temperature 7°C (45°F)  
Max TemperatureMax Temperature 29°C (84°F)  
Chance of RainChance of Rain 10%  
PrecipitationPrecipitation 6.7 mm (0.3 in)  
Rainy daysRainy days 3 days  

Best Places in the United States of America in August

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in August →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Sisters in August

Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. With minimal rainfall expected, you can leave the rain gear at home.

What To Do in Sisters in August

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

Cycling
8/10
Walking
8/10
Camping
5/10
Outdoor sports
8/10

Select a Month

Check the conditions for any month of the year.

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

More climate data for Sisters