Williamstown
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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.

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).

Williamstown Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Williamstown - and find the best time to visit.

Best Places in the United States of America in October

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 October →

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 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

Williamstown 3-Day Forecast

Popular in October

Where to go in October - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.