Princeton Airport (PNN) 15 Day Weather Forecast, Princeton United States
Current weather conditions and 15 day weather forecast for Princeton Airport in Princeton, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at PNN
| 15 September 2026 Tue 8.3 ° C ( 47°F )  Clear |
Feels Like : 6.6 ° C / 43.9°F Humidity : % 83 Pressure : 1024 mb Wind Speed : 10.1 kmph / 6.3 miles from NNW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Princeton Airport, Princeton, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 15 September 2026 Tue | Sunny |
6.2 ° C | 20.5 ° C | 12.8 ° C | % 66 | 11.5 km/h | 6% |
| 16 September 2026 Wed |  Overcast |
9.2 ° C | 23.6 ° C | 16.3 ° C | % 68 | 14.8 km/h | 11% |
| 17 September 2026 Thu | Overcast |
10.7 ° C | 21 ° C | 15.5 ° C | % 76 | 10.8 km/h | 18% |
| 18 September 2026 Fri | Sunny |
7.8 ° C | 20.2 ° C | 14.6 ° C | % 63 | 24.1 km/h | 6% |
| 19 September 2026 Sat | Sunny |
3.9 ° C | 15.3 ° C | 9.6 ° C | % 58 | 12.2 km/h | 7% |
| 20 September 2026 Sun | Overcast |
7.1 ° C | 8.4 ° C | 7.9 ° C | % 93 | 17.3 km/h | 93% |
| 21 September 2026 Mon | Sunny |
5.1 ° C | 15.4 ° C | 9.4 ° C | % 72 | 20.5 km/h | 10% |
| 22 September 2026 Tue | Sunny |
2.7 ° C | 14.2 ° C | 8 ° C | % 62 | 15.5 km/h | 4% |
| 23 September 2026 Wed | Overcast |
2 ° C | 15 ° C | 7.9 ° C | % 61 | 9.4 km/h | 9% |
| 24 September 2026 Thu | Overcast |
5.6 ° C | 12.5 ° C | 8.9 ° C | % 76 | 13 km/h | 24% |
| 25 September 2026 Fri |  Patchy rain nearby |
9.3 ° C | 15.9 ° C | 12.3 ° C | % 84 | 11.5 km/h | 28% |
| 26 September 2026 Sat | Sunny |
7.6 ° C | 21.2 ° C | 13.7 ° C | % 74 | 7.2 km/h | 10% |
| 27 September 2026 Sun | Overcast |
10.3 ° C | 20.6 ° C | 14.1 ° C | % 71 | 14 km/h | 18% |
| 28 September 2026 Mon | Overcast |
8.1 ° C | 15.4 ° C | 10.7 ° C | % 78 | 16.9 km/h | 25% |
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