West Yarmouth, MA Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for West Yarmouth, MA.

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Current Conditions — West Yarmouth, MA

HYANNIS (KHYA)

Cloudy

44.6 F
Humidity:76%
Wind Speed: 10.4 mph
Barometer:30.06 in
Dewpoint:37.4 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:39.2 F
Apr 22 2026, 06:35 PM EDT
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5-Day Forecast — West Yarmouth, MA

Wednesday

High 46 °F
Chance of Rain Showers
Wednesday
Night
Low 42 °F
Chance of Rain
Thursday

High 55 °F
Slight Chance of Rain Showers
Thursday
Night
Low 41 °F
Partly Cloudy
Friday

High 50 °F
Mostly Sunny
Friday
Night
Low 39 °F
Mostly Clear
Saturday

High 50 °F
Partly Sunny
Saturday
Night
Low 39 °F
Mostly Cloudy
Sunday

High 51 °F
Partly Sunny

Detailed Forecast — West Yarmouth, MA

Wednesday
Chance of Rain Showers. High near 46°F. Wind 10 to 13 mph, with gusts as high as 21 mph.
Wednesday Night
Chance of Rain. Low around 42°F. Wind 3 to 9 mph, with gusts as high as 15 mph.
Thursday
Slight Chance of Rain Showers. High near 55°F. Wind 3 to 8 mph, with gusts as high as 14 mph.
Thursday Night
Partly Cloudy. Low around 41°F. Wind around 6 mph, with gusts as high as 12 mph.
Friday
Mostly Sunny. High near 50°F. Wind 5 to 7 mph, with gusts as high as 13 mph.
Friday Night
Mostly Clear. Low around 39°F. Wind around 3 mph, with gusts as high as 8 mph.
Saturday
Partly Sunny. High near 50°F. Wind 6 to 8 mph, with gusts as high as 14 mph.
Saturday Night
Mostly Cloudy. Low around 39°F. Wind 2 to 3 mph, with gusts as high as 6 mph.
Sunday
Partly Sunny. High near 51°F. Wind 5 to 7 mph, with gusts as high as 10 mph.
Sunday Night
Mostly Cloudy. Low around 41°F. Wind around 5 mph, with gusts as high as 9 mph.
Monday
Slight Chance of Rain Showers. High near 51°F. Wind 6 to 10 mph, with gusts as high as 16 mph.
Monday Night
Slight Chance of Showers. Low around 41°F. Wind 7 to 8 mph, with gusts as high as 12 mph.
Tuesday
Chance of Showers. High near 55°F. Wind 8 to 12 mph, with gusts as high as 18 mph.
MA Radar
Current Radar • MA
Day 1 Outlook • April 22, 2026

Observation History — West Yarmouth, MA

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
06:35 PM EDT 10.4 10.00 Cloudy -- 44.6 37.4 76% 39.2 NA 30.06 1017.9
06:25 PM EDT S 10.4 G 18.4 10.00 Cloudy -- 44.6 37.4 76% 39.2 NA 30.06 1017.9
06:05 PM EDT S 12.7 G 18.4 10.00 Cloudy -- 44.6 35.6 70% 38.5 NA 30.06 1017.9
05:50 PM EDT S 6.9 10.00 Cloudy -- 44.6 35.6 70% 40.6 NA 30.07 1018.3
05:25 PM EDT S 9.2 10.00 Cloudy -- 44.6 35.6 70% 39.7 NA 30.08 1018.6
05:20 PM EDT S 9.2 10.00 Cloudy -- 44.6 35.6 70% 39.7 NA 30.08 1018.6
05:00 PM EDT S 10.4 10.00 Cloudy -- 44.6 35.6 70% 39.2 NA 30.08 1018.6
04:50 PM EDT S 10.4 G 18.4 10.00 Cloudy -- 44.6 35.6 70% 39.2 NA 30.08 1018.6
04:30 PM EDT S 11.5 10.00 Cloudy -- 44.6 35.6 70% 38.8 NA 30.09 1019.0
04:15 PM EDT S 10.4 10.00 Cloudy -- 44.6 37.4 76% 39.2 NA 30.09 1019.0
04:00 PM EDT S 12.7 G 20.7 10.00 Cloudy -- 44.6 37.4 76% 38.5 NA 30.10 1019.3
03:50 PM EDT S 9.2 10.00 Cloudy -- 44.6 37.4 76% 39.7 NA 30.10 1019.3
03:35 PM EDT S 9.2 10.00 Cloudy -- 44.6 37.4 76% 39.7 NA 30.11 1019.6
03:20 PM EDT S 9.2 10.00 Cloudy -- 44.6 37.4 76% 39.7 NA 30.11 1019.6
03:05 PM EDT S 10.4 G 18.4 10.00 Cloudy -- 44.6 37.4 76% 39.2 NA 30.12 1020.0
03:00 PM EDT S 9.2 10.00 Cloudy -- 44.6 37.4 76% 39.7 NA 30.12 1020.0
02:35 PM EDT S 10.4 G 19.6 10.00 Cloudy -- 44.6 37.4 76% 39.2 NA 30.14 1020.7
02:25 PM EDT S 10.4 10.00 Cloudy -- 44.6 37.4 76% 39.2 NA 30.14 1020.7
02:15 PM EDT S 10.4 G 16.1 10.00 Cloudy -- 44.6 37.4 76% 39.2 NA 30.14 1020.7
02:00 PM EDT S 10.4 G 16.1 10.00 Cloudy -- 44.6 37.4 76% 39.2 NA 30.16 1021.3
01:40 PM EDT S 8.1 10.00 Light Rain -- 44.6 37.4 76% 40.1 NA 30.16 1021.3
01:25 PM EDT S 9.2 10.00 Cloudy -- 44.6 35.6 70% 39.7 NA 30.16 1021.3
01:20 PM EDT S 11.5 G 19.6 10.00 Cloudy -- 44.6 35.6 70% 38.8 NA 30.16 1021.3
01:15 PM EDT S 11.5 G 18.4 10.00 Cloudy -- 44.6 35.6 70% 38.8 NA 30.16 1021.3

Regional Weather Observation

HYANNIS (KHYA)

Cloudy
44.6 F

PLYMOUTH (KPYM)

Cloudy
44.6 F

FALMOUTH/OTIS AB (KFMH)

Cloudy
44.6 F

CHATHAM (KCQX)

Cloudy
42.8 F

MARTHAS VINEYARD (KMVY)

Cloudy
44.6 F

PROVINCETOWN (KPVC)

Cloudy
44.6 F
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