Precipitation in Ocean Bluff-Brant Rock tops that of 85% of U.S. towns: 50 inches a year
Midwinter brings lows of about 22°. Summers stay cool: July afternoons here are cooler than in 83% of U.S. towns. Warming shows here too: 2.1° more than in 1901–2000, led by December. The frost-free window for a garden runs roughly April 15 to November 1.
A year in Ocean Bluff-Brant Rock at a glance
Each month’s typical high and low, and what it brings.
What stands out about Ocean Bluff-Brant Rock’s climate
Compared with towns across the U.S., with Ocean Bluff-Brant Rock’s place in Massachusetts beside it.
What a year in Ocean Bluff-Brant Rock feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 198 frost-free days a year
In half of years the last 32° night comes by April 15 and the first by November 1. Frost and day counts come from NOAA’s station at Plymouth-kingston, MA, 8 miles from the town’s center, at about the same height.
The 2023 USDA map puts Ocean Bluff-Brant Rock’s center in zone 7a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 4°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
About 38 inches of snow a winter
Snow, measured at Plymouth-kingston, MA, falls mostly in February. Precipitation (rain plus melted snow) adds up to 50 inches a year; March is the wettest month and July the driest. Rain or snow falls on about 140 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Ocean Bluff-Brant Rock
87% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through April.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Plymouth-kingston, MA.
Living with Ocean Bluff-Brant Rock’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
198 frost-free days in zone 7a. The last frost comes by Apr 15 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Nov 1.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August, September and October. 0.6 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Ocean Bluff-Brant Rock from natural hazards, coastal flooding is the largest share (62%); heat waves, cold waves, winter storms and ice storms together are 2%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Ocean Bluff-Brant Rock and its neighbors
Marshfield has the coldest January nights next door (21°, 1° colder). Differences under a degree are within what the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Ocean Bluff-Brant Rock’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Ocean Bluff-Brant Rock, MA | 22° | 82° | 50" | 38" |
| Buckhannon, WV | 23° | 83° | 50" | 39" |
| Stony Point, NY | 19° | 83° | 50" | 36" |
| Ledgewood, NJ | 18° | 82° | 51" | 30" |
| Tamaqua, PA | 18° | 82° | 52" | 43" |
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
Warmer than it used to be
The last 30 years in Ocean Bluff-Brant Rock averaged 2.1° warmer than the 1900s. The biggest change is in December (+3.4°).
A bigger shift than in 92% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Ocean Bluff-Brant Rock compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Ocean Bluff-Brant Rock’s place among Massachusetts’.
Ocean Bluff-Brant Rock weather by month
Highs, lows and precipitation from NOAA’s grid at Ocean Bluff-Brant Rock’s center; snow, wet days and snow on the ground from Plymouth-kingston, MA. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 38° | 22° | 4.2" | 10.1" | 12 | 9 | 21° – 37° |
| February | 40° | 23° | 3.8" | 11.5" | 11 | 8 | 19° – 39° |
| March | 46° | 29° | 5.2" | 8.5" | 13 | 5 | 32° – 45° |
| April | 57° | 38° | 4.5" | 1.0" | 12 | 0 | 44° – 52° |
| May | 67° | 48° | 3.6" | 0.0" | 13 | 0 | 51° – 62° |
| June | 76° | 57° | 3.8" | 0.0" | 12 | 0 | 63° – 69° |
| July | 82° | 64° | 3.4" | 0.0" | 11 | 0 | 68° – 76° |
| August | 80° | 63° | 3.6" | 0.0" | 11 | 0 | 68° – 76° |
| September | 73° | 56° | 4.1" | 0.0" | 10 | 0 | 61° – 68° |
| October | 62° | 45° | 4.8" | 0.0" | 12 | 0 | 50° – 60° |
| November | 52° | 36° | 4.4" | 0.1" | 12 | 0 | 39° – 49° |
| December | 44° | 28° | 4.9" | 6.7" | 12 | 5 | 30° – 46° |
| Year | 60° | 42° | 50.2" | 37.9" | 140 | 27 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 19° to 39°. June is the most reliable, staying within 7°.
Where Ocean Bluff-Brant Rock’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Ocean Bluff-Brant Rock’s center.
- Snow: Plymouth-kingston, MA.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Plymouth-kingston, MA, 8 miles from the town’s center, at about the same height; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Ocean Bluff-Brant Rock’s climate
What is the weather like in Ocean Bluff-Brant Rock?
A typical July afternoon reaches 82°, a January night drops to 22°, and about 38 inches of snow falls in a normal winter. Milder January nights than 52% of U.S. towns; cooler July afternoons than 83% of U.S. towns.
How cold does it get in Ocean Bluff-Brant Rock in winter?
January nights average 22°. About 120 nights a year reach 32° or below and 1 reach 0° or below. In the coldest January of the last 30 years the month averaged 21°.
How much snow does Ocean Bluff-Brant Rock get?
About 38 inches in a normal winter at Plymouth-kingston, MA, most of it in February, with snow on the ground about 27 days a year.
How hot does it get in Ocean Bluff-Brant Rock?
July, with a typical high of 82° and a low of 64°. About 12 days a year reach 90° (Plymouth-kingston, MA).
When is the first and last frost in Ocean Bluff-Brant Rock?
In half of years the last spring frost (32°) comes by April 15 and the first fall frost by November 1, about 198 frost-free days, at Plymouth-kingston, MA.
What growing zone is Ocean Bluff-Brant Rock in?
Zone 7a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 4°.
What is the best time of year to visit Ocean Bluff-Brant Rock?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June, July, August, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Ocean Bluff-Brant Rock getting warmer?
Yes: 1991–2020 averaged 2.1° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 92% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Ocean Bluff-Brant Rock.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.