West Tisbury, MA climate
West Tisbury has chilly winters and pleasant summers. A typical July afternoon reaches 80°, a January night drops to 24°, and about 25 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in West Tisbury feels like
Winter
Spring
Summer
Fall
West Tisbury weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 40° | 24° | 3.9" | 8.8" | 12 | 6 | 22° – 38° |
| February | 41° | 25° | 3.5" | 8.1" | 10 | 7 | 22° – 38° |
| March | 46° | 30° | 4.9" | 4.7" | 11 | 3 | 32° – 45° |
| April | 56° | 38° | 4.2" | 0.3" | 12 | 0 | 42° – 50° |
| May | 65° | 47° | 3.4" | 0 | 12 | 0 | 51° – 60° |
| June | 74° | 56° | 3.4" | 0 | 10 | 0 | 62° – 68° |
| July | 80° | 63° | 2.7" | 0 | 8 | 0 | 67° – 76° |
| August | 80° | 62° | 3.4" | 0 | 9 | 0 | 68° – 75° |
| September | 73° | 55° | 4.1" | 0 | 9 | 0 | 62° – 67° |
| October | 63° | 45° | 4.7" | 0 | 11 | 0 | 51° – 59° |
| November | 54° | 37° | 4.2" | 0 | 11 | 0 | 41° – 50° |
| December | 45° | 29° | 4.8" | 3.4" | 12 | 3 | 30° – 47° |
| Year | 60° | 43° | 47.2" | 25.3" | 128 | 20 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in West Tisbury
West Tisbury gets 47 inches of rain and melted snow a year. March is the wettest month and July the driest. Rain or snow falls on about 128 days a year. Snow covers the ground about 20 days of the year.
About 156 frost-free days a year
In half of years the last 32° night comes by May 7 and the first one by October 9. That leaves about 156 frost-free days for gardens, shorter than 75% of U.S. towns.
Heating and cooling a home in West Tisbury
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In West Tisbury, 93% of that work is heating and 7% is cooling, so the furnace matters far more than the air conditioner.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
West Tisbury and its neighbors
West Tisbury borders 4 towns with climate data. January nights across them vary by 1.3°. Gosnold has both the coldest January nights (24°) and the hottest July afternoons (81°). West Tisbury’s January low is 24° and its July high 80°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How West Tisbury compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in West Tisbury averaged 2.0° warmer than the 1900s. The biggest change is in December (+3.4°). The shift is larger than in 95% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at West Tisbury’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. December swings the most: between 1991 and 2020 its average temperature ranged from 30° to 47°. September is the most reliable, staying within 6°.
Common questions about West Tisbury’s climate
What is the coldest month in West Tisbury?
January, with a typical high of 40° and a low of 24°.
What is the hottest month in West Tisbury?
July, with a typical high of 80° and a low of 63°. About 2 days a year reach 90°.
How much snow does West Tisbury get?
About 25 inches in a normal winter, most of it in January.
When is the first frost in West Tisbury?
In half of years the first 32° night comes by October 9, and the last spring frost by May 7.
What is the rainiest month in West Tisbury?
March, with 4.9 inches of rain and melted snow. The year totals 47 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for West Tisbury itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Edgartown, MA (7 mi, snow) and Vineyard Haven Airport, MA (2 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.