Weather forecast for 10 daysSouth Yarmouth, MA

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 55°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 12mphNE 35°
  • Humidity: 51%
  • UV index: 3
  • Sunrise: 6:56 am EDT
  • Sunset: 5:55 pm EDT
  • ▼
Today, expect consistent sunshine and open skies.
The temperature variation is expected to range from a maximum of a mild 55.4°F to a minimum of a cold 41°F.
The high temperature will be moderately lower than the typical October level of 59.9°F.
Sunrise was at 6:56 am and sunset will be at 5:55 pm; the daylight will last for 10h and 59min.

10-day overview

Daily temperatures

Warmest day: Monday 26.10. 61°C.
Coldest day: Friday 52°C.

Chance of precipitation

Highest chance: Wednesday 40%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 55°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 12mphNE 35°
  • Humidity: 51%
  • UV index: 3
  • Sunrise: 6:56 am EDT
  • Sunset: 5:55 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 59°F
  • 50°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 14mphNE 51°
  • Humidity: 71%
  • UV index: 4
  • Sunrise: 6:57 am EDT
  • Sunset: 5:53 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 57°F
  • 50°F
Cloudy
Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 19mphNNE 22°
  • Humidity: 75%
  • UV index: 2
  • Sunrise: 6:58 am EDT
  • Sunset: 5:52 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 57°F
  • 50°F
PM Showers / Wind
PM Showers / Wind
  • Precip. probability: 40%
  • Precipitation: 0.35"
  • Wind: 22mphNE 38°
  • Humidity: 73%
  • UV index: 2
  • Sunrise: 6:59 am EDT
  • Sunset: 5:50 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 55°F
  • 48°F
AM Showers
AM Showers
  • Precip. probability: 38%
  • Precipitation: 0.04"
  • Wind: 19mphNNE 18°
  • Humidity: 74%
  • UV index: 3
  • Sunrise: 7:01 am EDT
  • Sunset: 5:49 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 52°F
  • 46°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 21mphNNE 14°
  • Humidity: 63%
  • UV index: 4
  • Sunrise: 7:02 am EDT
  • Sunset: 5:47 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 54°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 14mphNNE 24°
  • Humidity: 62%
  • UV index: 3
  • Sunrise: 7:03 am EDT
  • Sunset: 5:46 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 57°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 9mphNW 321°
  • Humidity: 63%
  • UV index: 3
  • Sunrise: 7:04 am EDT
  • Sunset: 5:44 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 61°F
  • 50°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 9mphWNW 286°
  • Humidity: 67%
  • UV index: 3
  • Sunrise: 7:05 am EDT
  • Sunset: 5:43 pm EDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 55°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 13mphN 4°
  • Humidity: 67%
  • UV index: 3
  • Sunrise: 7:07 am EDT
  • Sunset: 5:42 pm EDT
  • ▼
During the ten-day period, mostly clear, dull and rain-filled weather is predicted.
Rain is predicted for Wednesday and Thursday.
In the upcoming period, the highest temperature will vary between 51.8°F and 60.8°F, while nighttime temperatures are expected to vary from 41°F to 50°F.
Expect the warmest day on next Monday, with temperatures peaking at 60.8°F; with the highest temperature of 51.8°F, Friday will be the coldest day.
Updated: Oct 18, 2026 @ 18:08:19 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, sunny skies are in store, with excellent visibility.

Today, the highest temperature will be 55.4°F, while the lowest temperature will be 41°F.
The highest temperature today will be moderately lower than the average maximum temperature in October. Today, the lowest temperature will be uncommonly lower than the average low of 54.7°F.

On Sunday, in South Yarmouth, sunrise was at 6:56 am and sunset will be at 5:55 pm (EDT).

In South Yarmouth, the length of the day today will be 10h and 59min.