Unlock deeper multi-jurisdiction research
Full sub-pages, saves, and alerts are available on paid plans.
Weather & Climate
Long Valley, New Jersey, United States
Overview
Climate data and monthly weather averages for Long Valley.
Key Metrics
Annual Avg
9.8°C
Summer Avg
21.6°C
Winter Avg
-2.3°C
Record High
39.8°C
Record Low
-27°C
Annual Precipitation
1232.9 mm
Avg Humidity
80%
Summer Humidity
76%
Winter Humidity
88%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 18.1° | -3.7° | -24.7° | 75.6 | 88% | 59 | 31.8 |
| Feb | 21.8° | -2.7° | -27° | 73.6 | 87% | 78 | 33.8 |
| Mar | 22.6° | 1.9° | -22.1° | 92.1 | 83% | 116 | 36.8 |
| Apr | 32.2° | 8.6° | -6.2° | 98.4 | 79% | 146 | 28.1 |
| May | 32° | 14.8° | -1.6° | 103.5 | 79% | 167 | 20.6 |
| Jun | 34° | 19.8° | 4.3° | 124.2 | 79% | 179 | 17.4 |
| Jul | 39.8° | 22.9° | 8.7° | 119.4 | 74% | 187 | 17.4 |
| Aug | 38.6° | 22.1° | 9.4° | 120.9 | 74% | 162 | 22.2 |
| Sep | 35.4° | 18.4° | 3° | 115.2 | 73% | 129 | 21.3 |
| Oct | 32.6° | 11.3° | -6° | 120.3 | 78% | 93 | 36.8 |
| Nov | 25.4° | 4.9° | -14.2° | 85.2 | 82% | 65 | 24.9 |
| Dec | 20.9° | -0.5° | -18.4° | 104.5 | 88% | 50 | 29.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
Subscribe to unlock the full sub-page depth for additional jurisdictions.
You can keep discovering Oyster publicly, but full multi-jurisdiction depth, tracking, alerts, and exports are part of paid access.