Chatham Seaplane Base (CYM) 15 Day Weather Forecast, Chatham United States
Current weather conditions and 15 day weather forecast for Chatham Seaplane Base in Chatham, 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 CYM
| 21 March 2026 Sat -1.3 ° C ( 29.7°F )  Heavy snow |
Feels Like : -2.2 ° C / 28°F Humidity : % 99 Pressure : 1012 mb Wind Speed : 3.6 kmph / 2.2 miles from ESE 
Visibility : 2 km Precipitation (rainfall) : 0.84 mm Cloud (%) : 100 |
15-day weather forecast for Chatham Seaplane Base, Chatham, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 20 March 2026 Fri | Heavy snow |
-12.1 ° C | 0.5 ° C | -4.2 ° C | % 94 | 6.5 km/h | 70% |
| 21 March 2026 Sat | Heavy snow |
-3.6 ° C | 1 ° C | -0.6 ° C | % 94 | 26.3 km/h | 88% |
| 22 March 2026 Sun |  Moderate or heavy snow showers |
-9.1 ° C | -0.2 ° C | -4 ° C | % 87 | 12.2 km/h | 84% |
| 23 March 2026 Mon | Heavy snow |
-9 ° C | -0.8 ° C | -3.6 ° C | % 93 | 10.1 km/h | 70% |
| 24 March 2026 Tue | Moderate or heavy snow showers |
-10.1 ° C | -1.5 ° C | -4.3 ° C | % 86 | 18 km/h | 63% |
| 25 March 2026 Wed |  Light freezing rain |
-16.5 ° C | -6.4 ° C | -10.1 ° C | % 76 | 20.5 km/h | 62% |
| 26 March 2026 Thu |  Partly Cloudy |
-17 ° C | -6 ° C | -11.7 ° C | % 86 | 13 km/h | 0% |
| 27 March 2026 Fri |  Sunny |
-18 ° C | -3.9 ° C | -10.3 ° C | % 83 | 8.6 km/h | 0% |
| 28 March 2026 Sat | Partly Cloudy |
-13.8 ° C | 0.3 ° C | -6.6 ° C | % 92 | 5.8 km/h | 0% |
| 29 March 2026 Sun | Light freezing rain |
-15 ° C | -1.4 ° C | -6.8 ° C | % 89 | 7.2 km/h | 83% |
| 30 March 2026 Mon | Heavy snow |
-5.6 ° C | 0.8 ° C | -1.1 ° C | % 98 | 6.5 km/h | 77% |
| 31 March 2026 Tue | Heavy snow |
-10.7 ° C | 0.1 ° C | -3.9 ° C | % 91 | 5.8 km/h | 61% |
| 01 April 2026 Wed | Heavy snow |
0.5 ° C | 0.7 ° C | 0.6 ° C | % 100 | 8.3 km/h | 61% |
| 02 April 2026 Thu | Heavy snow |
-4.4 ° C | 0.2 ° C | -0.5 ° C | % 96 | 6.8 km/h | 69% |
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