Waltham Weather in October

October in Waltham sees daytime temperatures around 17°C (63°F) and lows of 6°C (43°F) at night. With around 114 mm (4.5 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Waltham in October

You can expect rain on roughly 12 days based on historical data, averaging 114 mm (4.5 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Waltham in October

Daytime highs in Waltham in October reach 17°C (63°F), with nights around 6°C (43°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights fall to 6°C (43°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 Waltham in October

There are approximately 207 hours of sunshine this month, resulting in mostly clear days.

Wind Speed in Waltham in October

Average wind conditions reach 6 m/s (12 knots) in October. This creates notably windy weather that is clearly felt and can influence daily activities. Keep in mind this is an average. Some days are less intense, while others can be quite gusty.

Average water temperature in October

At 14°C (57°F), the water is cool but manageable for those who don't mind a bit of a shock getting in. Most people adjust after a few minutes.

If you prefer dry days with pleasant temperatures, May, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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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 Waltham's climate page.

Waltham Temperature in October

Min Temperature 6°C (43°F)  

Max Temperature 17°C (63°F)  

Water Temperature 14°C (57°F) *  

Chance of Rain 40%  

Precipitation 114 mm (4.5 in)  

Rainy days 12 days  

Humidity 68% *  

Windspeed 6 m/s (12 knots) *  

Sunshine 207 hours *  

Percentage Sunshine 60% *  

* Data from: Boston, the United States of America (16 KM, 10 Miles).

What to Wear in Waltham 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. Expect water temperatures of around 14°C (57°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Waltham in October

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

Cycling

5/10

Walking

5/10

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 Waltham's climate page.

More climate data for Waltham

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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