South Yarmouth, MA Weather

Updated: Wed Jul 9th 2025 8:30 PM EDT
Mist

70°F 21°C

Feels Like 70°F / 21°C

South Yarmouth, MA  weather condition is Mist and 70°F.

Today's Weather in South Yarmouth,MA

The current weather in South Yarmouth MA as of 8:30 PM EDT on Wed Jul 9th 2025, has a sky condition of Mist with the visibility of 3 mile(s). It is 70 degrees fahrenheit. The barometric pressure is 29.98 - measured by inches of mercury - and is steady since its last observation. The humidity is 97 percent that's rising since the last report, with a dew point of 68 degrees fahrenheit which is falling. Wind direction is from the East at 5.6 miles per hour, gusting at 9.4 miles per hour. Sunrise was at 5:16 AM and Sunset was at 8:17 PM. The moon phase is a Waxing Gibbous moon rising at 7:58 PM. Thank you for listening to the weather report from LocalConditions.com!

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  • Barometer 29.98 inHg. falling
  • Humidity 97% rising
  • Heat Index 73°F
  • Wind from E. 5.6 mph
  • Wind Gust 9.4 miles per hour
  • Wind Chill 71°F
  • UV Index 0
  • Dew Point 68°F falling
  • Visibility 3 mi.
  • Sunrise 5:16 AM
  • Sunset 8:17 PM
  • Moonrise 7:58 PM
  • Moonset 3:32 AM
  • Moon Phase Waxing Gibbous Moon

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Hourly Forecast - Next 8 hours

5 Day Forecast

Heavy Rain

Heavy Rain with a high of 69°F and a low of 66°F. Probable rainfall forecasted, having a 76% chance with an estimated 4.19in. Winds will be moderate, blowing around 13mph. Expect high humidity with levels above 80% to 97%.

Temperature Humidity Rainfall Snow Wind
Hi 69° | Lo 66° 97% 76% | est. 4.19in 0% 12.1 mph

Fog

Fog with a high of 71°F and a low of 65°F. Winds will be light at 8mph at times. Expect high humidity with levels above 80% to 93%.

Temperature Humidity Rainfall Snow Wind
Hi 71° | Lo 65° 93% 0% 0% 7.8 mph

Overcast

Overcast with a high of 68°F and a low of 65°F. Winds will be light at 10mph at times. Expect high humidity with levels above 80% to 93%.

Temperature Humidity Rainfall Snow Wind
Hi 68° | Lo 65° 93% 0% 0% 9.4 mph

Partly Cloudy

Partly Cloudy with a high of 72°F and a low of 65°F. Winds will be moderate, blowing around 11mph. Expect high humidity with levels above 80% to 85%.

Temperature Humidity Rainfall Snow Wind
Hi 72° | Lo 65° 85% 0% | est. 0in 0% 11 mph

Sunny

Sunny with a high of 77°F and a low of 68°F. Winds will be moderate, blowing around 15mph. Expect high humidity with levels above 80% to 89%.

Temperature Humidity Rainfall Snow Wind
Hi 77° | Lo 68° 89% 0% 0% 14.8 mph

Weather Radar Map

Live South Yarmouth, MA weather with granular precipitation, radar, barometric pressure, temperatures and wind speeds for today thru Sunday, as you toggle through each map layer. Use the slider to move forward and back in time to view how current data and forecasts will affect the region; you can press or click on the map to show metrics available for each tab. The related timestamp is located above the Play button which will animate the weather forecast.

Hourly Temperature

 

The current temperature today is 70°F. The morning temperature of 70°F is lowest at 8am with the daytime high of 73°F at 2pm and a low around 70°F at 8pm is expected.

Hourly Barometric Pressure

 

The highest pressure today is 30.01inHg at 11am and lowest being 29.97inHg at 1am.

Hourly Wind Speeds

 

The fastest wind is reported to be 14.3mph at 12am, while the slowest is 1.6mph around 3pm; expect wind gusts peaking 24.1mph at 12am.

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