Weather for West Yarmouth, Massachusetts
Current Weather
Humidity: 72%
Feels Like: 87.8°F
Wind: W 7.2 mph
Wind Gusts: 15 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0.2
Five Day Weather Forecast
Wed
H: 91°F
L: 73°F
Thu
H: 67°F
L: 61°F
Fri
H: 61°F
L: 57°F
Sat
H: 71°F
L: 57°F
Sun
H: 66°F
L: 64°F
Air Quality
Nitrogen Dioxide: 14.99 μg/m3
Sulphur Dioxide: 4.07 μg/m3
Ozone: 121 μg/m3
Astronomical
Sun Transit: 12:43 AM
Sunset: 8:19 PM
Daylight: 15 hrs 11 mins
Moon Transit: 1:01 PM
Moonset: 9:10 PM
Moon Phase: New
Moon Illumination: 1.6%
Best Times for Fishing or Hunting
Major Periods
2:43 AM - 5:13 AM12:31 AM - 3:01 PM
Minor Periods
8:40 PM - 10:10 PM4:17 AM - 5:47 AM
Action Rating: 5 out of 5
Heat Advisory issued June 24 at 8:03PM EDT until June 25 at 7:00PM EDT by NWS Boston/Norton MA
Effective: Tue June 24, 2025, 8:03 PM
Expires: Wed June 25, 2025, 9:15 AM
* WHAT...Heat index values up to 101. * WHERE...Portions of northern Connecticut, central, eastern, southeastern, and western Massachusetts, and northern and southern Rhode Island. * WHEN...Until 7 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Heat Advisory issued June 24 at 8:03PM EDT until June 25 at 7:00PM EDT by NWS Boston/Norton MA
Effective: Tue June 24, 2025, 8:03 PM
Expires: Wed June 25, 2025, 9:15 AM
* WHAT...Heat index values up to 101. * WHERE...Portions of northern Connecticut, central, eastern, southeastern, and western Massachusetts, and northern and southern Rhode Island. * WHEN...Until 7 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Heat Advisory issued June 24 at 8:03PM EDT until June 25 at 7:00PM EDT by NWS Boston/Norton MA
Effective: Tue June 24, 2025, 8:03 PM
Expires: Wed June 25, 2025, 9:15 AM
* WHAT...Heat index values up to 101. * WHERE...Portions of northern Connecticut, central, eastern, southeastern, and western Massachusetts, and northern and southern Rhode Island. * WHEN...Until 7 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Heat Advisory issued June 24 at 8:03PM EDT until June 25 at 7:00PM EDT by NWS Boston/Norton MA
Effective: Tue June 24, 2025, 8:03 PM
Expires: Wed June 25, 2025, 9:15 AM
* WHAT...Heat index values up to 101. * WHERE...Portions of northern Connecticut, central, eastern, southeastern, and western Massachusetts, and northern and southern Rhode Island. * WHEN...Until 7 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Air Quality Alert issued June 24 at 11:03PM EDT by NWS Boston/Norton MA
Non-Weather Emergency Message. Not sent to IPAWS.
Effective: Tue June 24, 2025, 11:03 PM
Expires: Wed June 25, 2025, 11:00 PM
The Rhode Island Department of Environmental Management has issued an Air Quality Action Day for Ground Level Ozone, from 11 AM to 11 PM EDT Wednesday. An Air Quality Action day means that Ground Level Ozone concentrations within the region may approach or exceed unhealthy standards. For additional information, please visit the Rhode Island Department of Environmental Management website at: https://dem.ri.gov/
Weather Forecast
Average Temperature: 78.9°F
Average Humidity: 81%
Wind: 9.2 mph
UV Index: 2.5
Air Quality
Nitrogen Dioxide: 14.36 μg/m3
Sulphur Dioxide: 3.23 μg/m3
Ozone: 118.32 μg/m3
Astronomical
Sun Transit: 12:43 AM
Sunset: 8:19 PM
Daylight: 15 hrs 11 mins
Moon Transit: 1:01 PM
Moonset: 9:10 PM
Moon Phase: New
Moon Illumination: 1.6%
Best Times for Fishing or Hunting
Major Periods
2:43 AM - 5:13 AM12:31 AM - 3:01 PM
Minor Periods
8:40 PM - 10:10 PM4:17 AM - 5:47 AM
Action Rating: 5 out of 5
Weather Forecast
Average Temperature: 66°F
Average Humidity: 75%
Wind: 17.2 mph
UV Index: 1.1
Air Quality
Nitrogen Dioxide: 8.53 μg/m3
Sulphur Dioxide: 1.52 μg/m3
Ozone: 84.56 μg/m3
Astronomical
Sun Transit: 12:44 AM
Sunset: 8:19 PM
Daylight: 15 hrs 10 mins
Moon Transit: 2:02 PM
Moonset: 9:56 PM
Moon Phase: New
Moon Illumination: 0.1%
Best Times for Fishing or Hunting
Major Periods
3:47 AM - 6:17 AM1:32 PM - 4:02 PM
Minor Periods
9:26 PM - 10:56 PM5:29 AM - 6:59 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 59.3°F
Average Humidity: 83%
Wind: 15.7 mph
UV Index: 0.7
Air Quality
Nitrogen Dioxide: 3.57 μg/m3
Sulphur Dioxide: 0.56 μg/m3
Ozone: 75.76 μg/m3
Astronomical
Sun Transit: 12:44 AM
Sunset: 8:19 PM
Daylight: 15 hrs 10 mins
Moon Transit: 3:00 PM
Moonset: 10:32 PM
Moon Phase: New
Moon Illumination: 2.0%
Best Times for Fishing or Hunting
Major Periods
4:45 AM - 7:15 AM2:30 PM - 5:00 PM
Minor Periods
10:02 PM - 11:32 PM6:44 AM - 8:14 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 65.7°F
Average Humidity: 96%
Wind: 14.1 mph
UV Index: 0.4
Air Quality
Nitrogen Dioxide: 3.87 μg/m3
Sulphur Dioxide: 0.64 μg/m3
Ozone: 72.77 μg/m3
Astronomical
Sun Transit: 12:44 AM
Sunset: 8:19 PM
Daylight: 15 hrs 10 mins
Moon Transit: 3:50 PM
Moonset: 10:59 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.5%
Best Times for Fishing or Hunting
Major Periods
5:39 AM - 8:09 AM3:20 PM - 5:50 PM
Minor Periods
10:29 PM - 11:59 PM7:59 AM - 9:29 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 64.5°F
Average Humidity: 92%
Wind: 13.4 mph
UV Index: 0.2
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:44 AM
Sunset: 8:19 PM
Daylight: 15 hrs 9 mins
Moon Transit: 4:36 PM
Moonset: 11:22 PM
Moon Phase: Waxing Crescent
Moon Illumination: 13.1%
Best Times for Fishing or Hunting
Major Periods
6:27 AM - 8:57 AM4:06 PM - 6:36 PM
Minor Periods
12:00 AM - 12:00 AM9:09 AM - 10:39 AM
Action Rating: 2 out of 5