Average annual temperature is 12.9 °C
Absolute maximum temperature: 34.1 °C
Absolute minimum temperature: -17.0 °C
Number of sunny days: 177 days
Number of rainy days: 183 days
Number of snow days: 5 days
Look at detailed online map of Hackensack
* Weather data for Hackensack United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 17.8 | 19.6 | 15.3 | 30.1 | 29.0 | 32.5 | 33.9 | 30.8 | 34.1 | 27.7 | 20.1 | 16.6 |
| Average daytime temperature (°C) | 8.5 | 8.0 | 10.1 | 18.2 | 21.4 | 25.7 | 29.9 | 27.6 | 24.3 | 19.7 | 11.4 | 9.3 |
| Average temperature (°C) | 4.6 | 3.1 | 5.1 | 12.5 | 15.6 | 19.9 | 24.7 | 22.8 | 19.8 | 14.7 | 6.5 | 5.1 |
| Average night temperature (°C) | 1.3 | -1.0 | 0.9 | 7.7 | 10.0 | 15.3 | 20.4 | 18.7 | 16.1 | 10.7 | 2.3 | 1.8 |
| Absolute minimum temperature (°C) | -3.6 | -17.0 | -3.2 | -0.5 | 5.5 | 9.8 | 15.9 | 14.6 | 9.4 | 4.4 | -3.9 | -5.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.9 | 6.3 | 7.6 | 8.7 | 12.2 | 10.7 | 11.6 | 10.2 | 7.7 | 7.6 | 7.2 | 5.0 |
| Precipitation (mm) | 123 | 42 | 128 | 135 | 43 | 104 | 173 | 102 | 238 | 117 | 59 | 214 |
| Sunny days | 13 | 17 | 15 | 15 | 21 | 8 | 10 | 11 | 13 | 17 | 21 | 16 |
| Rainy days | 18 | 9 | 14 | 15 | 10 | 22 | 21 | 20 | 17 | 14 | 9 | 14 |
| Snow days | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Hackensack during the most sunny months:
The largest precipitation sum in Hackensack is at