Unlock deeper multi-jurisdiction research

Full sub-pages, saves, and alerts are available on paid plans.

See plans

Weather & Climate

Leonardo, New Jersey, United States

Overview

Climate data and monthly weather averages for Leonardo.

Key Metrics

Annual Avg
12.2°C
Summer Avg
22.4°C
Winter Avg
2.3°C
Record High
34.3°C
Record Low
-14.4°C
Annual Precipitation
1311 mm
Avg Humidity
81%
Summer Humidity
80%
Winter Humidity
82%

Monthly Averages

MonthHigh (°C)Avg (°C)Low (°C)Rain (mm)Humidity (%)Sunshine (h)Wind (kph)
Jan15.8°1.1°-13.5°99.282%5974.4
Feb14.3°1.4°-14.4°94.481%7869.8
Mar17°4.2°-10.8°113.581%11668.6
Apr24.9°9.1°-2.2°106.882%14671.4
May26.8°14.3°2.7°100.884%16754.8
Jun30.8°19.9°9.7°114.683%17951.8
Jul34.3°23.7°14.8°113.880%18749.3
Aug32.4°23.7°15.8°113.878%16281.7
Sep30.2°20.6°10.7°96.677%12963.2
Oct28.9°14.9°3.1°123.778%9395.8
Nov20.3°9.3°-4.6°101.179%6566
Dec17.9°4.5°-10.7°132.782%5069.5

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.