Willow Brook, NJ
Unincorporated community in Passaic County, New Jersey
Willow Brook is a small unincorporated community in Passaic County, New Jersey. It is 1.7 miles S of Upper Greenwood Lake, the nearest town. Its ZIP code is 07421.
Willow Brook at a glance
- State
- New Jersey
- County
- Passaic County
- ZIP code
- 07421
- Nearest town
- Upper Greenwood Lake (1.7 mi)
- Time zone
- America/New York
- Coordinates
- 41.2106, -74.3842
Weather in Willow Brook now
Loading the National Weather Service forecast…
Willow Brook weather by the hour
Willow Brook weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Willow Brook.
This week in Willow Brook
Sunrise, sunset and moon in Willow Brook
What is the weather usually like in Willow Brook?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 84°F average high
- Januarycoldest month · 20°F average low
- 48.2 inprecipitation per year · 1,224 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Willow Brook: May–June and August–September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station WANAQUE RAYMOND DAM, NJ US (USC00289187), adjusted for the elevation of Willow Brook.
Willow Brook weather month by month
Sunrise and sunset in Willow Brook through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:19 AM | 4:54 PM | 9 h 35 min |
| February | 6:50 AM | 5:32 PM | 10 h 42 min |
| March | 7:07 AM | 7:05 PM | 11 h 58 min |
| April | 6:16 AM | 7:38 PM | 13 h 22 min |
| May | 5:37 AM | 8:10 PM | 14 h 33 min |
| June | 5:22 AM | 8:33 PM | 15 h 11 min |
| July | 5:36 AM | 8:30 PM | 14 h 54 min |
| August | 6:05 AM | 7:58 PM | 13 h 52 min |
| September | 6:36 AM | 7:08 PM | 12 h 31 min |
| October | 7:08 AM | 6:18 PM | 11 h 10 min |
| November | 6:44 AM | 4:40 PM | 9 h 55 min |
| December | 7:14 AM | 4:31 PM | 9 h 16 min |
Times for the 15th of each month, local time (America/New York).
What is the weather like in Willow Brook?
Willow Brook has a hot-summer humid continental climate. The warmest month is July, with an average high of 84°F (29°C), and the coldest is January, with average lows of 20°F (-7°C).
It gets about 48.2 inches (1,224 mm) of precipitation a year. The wettest month is June and the driest is February.
The best time to visit Willow Brook is May–June and August–September. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
Webcams near Willow Brook
The closest live webcam is Village of Washingtonville › North-east: Moodna Creek, 18.8 miles NE of Willow Brook.
Webcams: Windy.com. Distances in a straight line from Willow Brook.
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Map of Willow Brook, NJ
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Willow Brook Street View
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Questions about Willow Brook
Where is Willow Brook, NJ?
Willow Brook is an unincorporated community in Passaic County, New Jersey, 1.7 miles S of Upper Greenwood Lake.
What county is Willow Brook in?
Willow Brook is in Passaic County, New Jersey.
What is the ZIP code of Willow Brook, NJ?
The ZIP code for Willow Brook is 07421.
What is the nearest town to Willow Brook?
Upper Greenwood Lake, 1.7 miles away.
Are there webcams near Willow Brook?
Yes. The closest is Village of Washingtonville › North-east: Moodna Creek, 18.8 miles away.
What is the hottest month in Willow Brook?
July, with an average high of 84°F (29°C).
What is the coldest month in Willow Brook?
January, with an average low of 20°F (-7°C).
How much does it rain in Willow Brook?
About 48.2 inches (1,224 mm) a year; the wettest month is June.
Does it snow in Willow Brook?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Willow Brook?
May–June and August–September, when temperatures are most pleasant and rainy days are fewer.
What climate does Willow Brook have?
Hot-summer humid continental (Köppen Dfa).
Last updated: