Pompton Lakes, NJ climate
Pompton Lakes has chilly winters and warm summers, with plenty of rain. A typical July afternoon reaches 85°, a January night drops to 21°, and about 28 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Pompton Lakes feels like
Winter
Spring
Summer
Fall
Pompton Lakes 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 | 30-yr range |
|---|---|---|---|---|---|---|
| January | 38° | 21° | 3.4" | 9.6" | 11 | 20° – 36° |
| February | 41° | 22° | 2.6" | 7.7" | 9 | 19° – 38° |
| March | 49° | 29° | 3.9" | 5.3" | 11 | 33° – 49° |
| April | 62° | 39° | 4.0" | 1.4" | 10 | 46° – 55° |
| May | 72° | 49° | 3.9" | 0 | 11 | 56° – 65° |
| June | 81° | 58° | 4.6" | 0 | 11 | 67° – 72° |
| July | 85° | 64° | 4.4" | 0 | 9 | 70° – 78° |
| August | 83° | 62° | 4.5" | 0 | 9 | 69° – 76° |
| September | 76° | 55° | 4.4" | 0 | 8 | 63° – 70° |
| October | 64° | 43° | 4.5" | 0 | 8 | 49° – 60° |
| November | 53° | 34° | 3.6" | 0.2" | 8 | 39° – 48° |
| December | 43° | 26° | 4.2" | 3.9" | 11 | 28° – 45° |
| Year | 62° | 42° | 48.1" | 28.1" | 115 |
“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 Pompton Lakes
Pompton Lakes gets 48 inches of rain and melted snow a year. June is the wettest month and February the driest. Rain or snow falls on about 115 days a year.
About 188 frost-free days a year
In half of years the last 32° night comes by April 19 and the first one by October 23. That leaves about 188 frost-free days for gardens, longer than 62% of U.S. towns.
Heating and cooling a home in Pompton Lakes
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Pompton Lakes, 87% of that work is heating and 13% 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.
Pompton Lakes and its neighbors
Pompton Lakes borders 5 towns with climate data. January nights across them vary by 1.8°. Bloomingdale has the coldest January nights (20°) and Pequannock the hottest July afternoons (86°). Pompton Lakes’s January low is 21° and its July high 85°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Pompton Lakes 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 Pompton Lakes averaged 2.1° warmer than the 1900s. The biggest change is in December (+3.5°). The shift is larger than in 96% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Pompton Lakes’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 19° to 38°. June is the most reliable, staying within 6°.
Common questions about Pompton Lakes’s climate
What is the coldest month in Pompton Lakes?
January, with a typical high of 38° and a low of 21°.
What is the hottest month in Pompton Lakes?
July, with a typical high of 85° and a low of 64°. About 14 days a year reach 90°.
How much snow does Pompton Lakes get?
About 28 inches in a normal winter, most of it in January.
When is the first frost in Pompton Lakes?
In half of years the first 32° night comes by October 23, and the last spring frost by April 19.
What is the rainiest month in Pompton Lakes?
June, with 4.6 inches of rain and melted snow. The year totals 48 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Pompton Lakes itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Oak Ridge Rsvr, NJ (11 mi, snow) and Wanaque Raymond Dam, NJ (3 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.