5-day weather forecast for Cos Cob, Connecticut
Today
43°
63°
Sunny
Wednesday
47°
68°
Slight Chance Rain Showers
Thursday
52°
70°
Chance Rain
Showers
Showers
Friday
50°
65°
Chance Rain
Showers
Showers
Saturday
49°
65°
Chance Rain
Showers
Showers
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy for Purchase, New York
| The Weather Channel | 85.75% |
| Accuweather | 84.95% |
| MyForecast | 80.38% |
| National Weather Service | 78.87% |
| Intellicast | 78.61% |
| NWS Digital Forecast | 76.00% |
| The Weather Channel | 78.09% |
| Intellicast | 77.77% |
| Accuweather | 74.77% |
| MyForecast | 74.57% |
| National Weather Service | 74.16% |
| NWS Digital Forecast | 71.72% |
ForecastAdvisor Fact
65.0% of MyForecast's low temperature forecasts for Purchase were within 3 degrees of actual temperatures last year.