Clackamas Weather in May

Clackamas in May sees pleasant temperatures, with highs around 20°C (68°F) and overnight lows of 8°C (46°F). Rainfall is fairly high at around 72 mm (2.8 in) on average, so pack waterproofs just in case.

Rainfall in Clackamas in May

Expect around 14 days of rain based on historical data, with 72 mm (2.8 in) average. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Clackamas in May

The perfect temperature in Clackamas in May makes it a solid month to visit, with 20°C (68°F) during the day and 8°C (46°F) at night. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. At 8°C (46°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Clackamas in May

Enjoy a sunny month with about 276 hours of sunshine, the clear skies make Clackamas even more beautiful.

Wind Speed in Clackamas in May

Average wind speeds reach 3 m/s (6 knots) in May, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.

If you favor pleasant temperatures and minimal rainfall, May is one of the best months to visit Clackamas.

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

Clackamas Temperature in May

Min Temperature 8°C (46°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 48%  

Precipitation 72 mm (2.8 in)  

Rainy days 14 days  

Humidity 69% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 276 hours *  

Percentage Sunshine *  

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

What to Wear in Clackamas in May

Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Clackamas in May

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

Cycling

9/10

Walking

9/10

Barbeque

8/10

Camping

4/10

Outdoor sports

9/10

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 Clackamas's climate page.

More climate data for Clackamas

Temperature Rainfall Sunshine Humidity Wind Speed

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