Upper Montclair Weather Forecast
- 66
- 81
Partly Sunny
- 69
- 86
Partly Sunny
- 73
- 92
Mostly Sunny
- 75
- 96
Chance Rain Showers
- 72
- 90
Chance Thunderstorms
- 71
- 84
Chance Thunderstorms
- 72
- 88
Chance Rain Showers
Today 22 Jul Western Essex
Mostly sunny. Highs in the lower 80s. East Winds 5 to 10 Mph.
Tonight 22 Jul Western Essex
Partly cloudy. Lows in the mid 60s. South Winds around 5 Mph, becoming west after midnight.
Upper Montclair Temperature Statistics
July Temperature
Caldwell, Essex County Airport (4.3 miles)
Lowest 5 July, 2025
59.6 °FAverage July
80.1 °FHighest 8 July, 2025
94.6 °F
Climate (2020–Present)
Caldwell, Essex County Airport (4.3 miles)
Average Low 2020–2025
47.2 °FAverage 2020–2025
56.4 °FAverage High 2020–2025
65.6 °F