Ocean Grove has chilly winters and warm summers
A typical July afternoon reaches 85°, a January night drops to 26°.
A year in Ocean Grove at a glance
Each month’s typical high and low, and what it brings.
What stands out about Ocean Grove’s climate
Read from where Ocean Grove sits among New Jersey’s towns. The page puts what stands out first.
Warmer than it used to be
The last 30 years in Ocean Grove averaged 2.3° warmer than the 1900s. The biggest change is in December (+4.1°).
A bigger shift than in 99% of U.S. towns.
Change by month
What a year in Ocean Grove feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
Living with Ocean Grove’s climate
What the numbers mean for a garden, a driveway, a furnace and a free afternoon.
208 frost-free days. The last frost comes by Apr 9 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 3.
Months averaging under 55° run from November through April. Heating is 85% of the year’s heating-and-cooling load.
About 13 days a year reach 90°, and July afternoons average 85°.
The nicest months are May, June, August, September and October. 0.4 miles of trails are waiting.
Parks & trails →Normals are averages. Ice storms, nor’easters, floods and heat waves are on the natural hazards page.
Natural hazards →Rain and snow in Ocean Grove
August is the wettest month and February the driest.
Rain + melted snow by month
Inches of water
Snowfall by month
No snow records from a nearby station.
About 208 frost-free days a year
In half of years the last 32° night comes by April 9 and the first by November 3.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
Ocean Grove and its neighbors
Neptune has the coldest January nights next door (25°) and Neptune the hottest July afternoons (86°). Tap a town to see its climate.
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.
How Ocean Grove compares
Against every U.S. town on TownTapestry, each counted once, with its place in New Jersey.
Ocean Grove weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | 30-yr range |
|---|---|---|---|---|
| January | 42° | 26° | 3.6" | 26° – 41° |
| February | 44° | 27° | 3.0" | 23° – 41° |
| March | 50° | 33° | 4.4" | 37° – 49° |
| April | 60° | 42° | 3.8" | 47° – 55° |
| May | 70° | 52° | 3.9" | 56° – 65° |
| June | 79° | 61° | 4.1" | 67° – 74° |
| July | 85° | 67° | 4.3" | 72° – 80° |
| August | 83° | 66° | 4.7" | 70° – 78° |
| September | 77° | 60° | 3.9" | 66° – 72° |
| October | 66° | 48° | 4.1" | 53° – 64° |
| November | 55° | 39° | 3.4" | 42° – 51° |
| December | 46° | 31° | 4.3" | 32° – 50° |
| Year | 63° | 46° | 47.5" |
Heating and cooling a home in Ocean Grove
85% of the work is heating, so the furnace matters far more than the air conditioner.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. Source: NOAA station normals.
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 32° to 50°. September is the most reliable, staying within 6°.
Common questions about Ocean Grove’s climate
What is the coldest month in Ocean Grove?
January, with a typical high of 42° and a low of 26°.
What is the hottest month in Ocean Grove?
July, with a typical high of 85° and a low of 67°. About 13 days a year reach 90°.
When is the first frost in Ocean Grove?
In half of years the first 32° night comes by November 3, and the last spring frost by April 9.
What is the rainiest month in Ocean Grove?
August, with 4.7 inches of rain and melted snow. The year totals 47 inches.
Neighbors talk weather
Gardens, snow, and the best days of the year in Ocean Grove.
Your answer becomes a post in Town Square.
Temperatures and rainfall come from NOAA’s gridded climate normals for Ocean Grove itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Long Branch-oakhurst, NJ (6 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. Today’s forecast: National Weather Service.