Williamstown Weather in October

October in Williamstown brings pleasant temperatures, with highs of 20°C (68°F) and nights dropping to 8°C (46°F). Rainfall is on the higher side this month, averaging around 113 mm (4.4 in), so keep a rain jacket handy.

Rainfall in Williamstown in October

You can typically expect 11 days of rain this month, averaging around 113 mm (4.4 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Williamstown in October

Daytime highs in Williamstown in October reach 20°C (68°F), with nights around 8°C (46°F). Conditions are often most pleasant around the middle of the day. Nights fall to 8°C (46°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Williamstown in October

With approximately 200 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May typically offers the best weather for Williamstown.

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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 Williamstown's climate page.

Williamstown Temperature in October

Min Temperature 8°C (46°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 37%  

Precipitation 113 mm (4.4 in)  

Rainy days 11 days  

Humidity 71% *  

Sunshine 200 hours *  

Percentage Sunshine 59% *  

* Data from: Philadelphia, the United States of America (32 KM, 20 Miles).

What to Wear in Williamstown in October

Pleasant temperatures in October 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. Prepare for significant rainfall with proper waterproof clothing and shoes. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Williamstown in October

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

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

3/10

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 Williamstown's climate page.

More climate data for Williamstown

Temperature Rainfall Sunshine Humidity

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