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Forest Grove Weather in May

May is one of the perfect months to visit Forest Grove, with daytime temperatures of 20°C (68°F) and lows of 8°C (46°F) at night. Some rainfall is typical for this time of year.

Rainfall in Forest Grove in May

Expect around 12 days of rain based on historical data, with 53 mm (2.1 in) average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Forest Grove in May

The temperature in Forest Grove in May is perfect. Daytime highs reach 20°C (68°F), with nights dropping to 8°C (46°F). The difference between afternoon and evening temperatures is usually noticeable. Nights drop to 8°C (46°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Forest Grove in May

With approximately 276 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

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

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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 Forest Grove's climate page.

Forest Grove Temperature in May

Min TemperatureMin Temperature 8°C (46°F)  
Max TemperatureMax Temperature 20°C (68°F)  
Chance of RainChance of Rain 40%  
PrecipitationPrecipitation 53 mm (2.1 in)  
Rainy daysRainy days 12 days  
HumidityHumidity 69% *  
SunshineSunshine 276 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Portland, the United States of America (40 KM, 25 Miles).

Best Places in the United States of America in May

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 May →

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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 Forest Grove in May

For Forest Grove in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Forest Grove in May

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

Cycling
10/10
Walking
10/10
Camping
4/10
Outdoor sports
10/10

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 Forest Grove's climate page.

More climate data for Forest Grove