Upper Saddle River, NJ climate
Upper Saddle River has chilly, snowy winters and warm summers, with plenty of rain. A typical July afternoon reaches 85°, a January night drops to 21°, and about 33 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Upper Saddle River feels like
Winter
Spring
Summer
Fall
Upper Saddle River 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 | 38° | 21° | 3.4" | 9.4" | 11 | 13 | 20° – 36° |
| February | 41° | 23° | 2.8" | 10.9" | 9 | 13 | 19° – 38° |
| March | 49° | 30° | 4.0" | 5.8" | 11 | 7 | 33° – 49° |
| April | 62° | 39° | 4.0" | 0.7" | 13 | 0 | 46° – 55° |
| May | 72° | 50° | 3.8" | 0 | 12 | 0 | 56° – 65° |
| June | 80° | 59° | 4.6" | 0 | 12 | 0 | 67° – 72° |
| July | 85° | 65° | 4.4" | 0 | 10 | 0 | 70° – 78° |
| August | 83° | 63° | 4.7" | 0 | 9 | 0 | 69° – 76° |
| September | 76° | 55° | 4.3" | 0 | 9 | 0 | 63° – 70° |
| October | 64° | 44° | 4.5" | 0 | 9 | 0 | 49° – 60° |
| November | 53° | 35° | 3.7" | 0.3" | 10 | 0 | 39° – 48° |
| December | 43° | 27° | 4.2" | 5.6" | 11 | 7 | 28° – 46° |
| Year | 62° | 42° | 48.4" | 32.7" | 124 | 39 |
“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 Upper Saddle River
Upper Saddle River gets 48 inches of rain and melted snow a year. August is the wettest month and February the driest. Rain or snow falls on about 124 days a year. Snow covers the ground about 39 days of the 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 Upper Saddle River
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Upper Saddle River, 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.
Upper Saddle River and its neighbors
Upper Saddle River borders 5 towns with climate data. January nights across them vary by 1.3°. Mahwah has the coldest January nights (21°) and Woodcliff Lake the hottest July afternoons (86°). Upper Saddle River’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 Upper Saddle River 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 Upper Saddle River 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 Upper Saddle River’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 Upper Saddle River’s climate
What is the coldest month in Upper Saddle River?
January, with a typical high of 38° and a low of 21°.
What is the hottest month in Upper Saddle River?
July, with a typical high of 85° and a low of 65°. About 14 days a year reach 90°.
How much snow does Upper Saddle River get?
About 33 inches in a normal winter, most of it in February.
When is the first frost in Upper Saddle River?
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 Upper Saddle River?
August, with 4.7 inches of rain and melted snow. The year totals 48 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Upper Saddle River itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Dobbs Ferry-ardsley, NY (14 mi, snow) and Wanaque Raymond Dam, NJ (10 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.