5-day weather forecast for Middle Island, New York
Today
63°
77°
Slight Chance Thunderstorms
Sunday
60°
74°
Slight Chance Thunderstorms
Monday
62°
77°
Chance Thunderstorms
Tuesday
63°
77°
Chance Thunderstorms
Wednesday
62°
77°
Chance Thunderstorms
Click on a forecast to see the forecast trend for that day
Weather changeability for Shirley, New York
| Temperature | Last Month | Last Year |
|---|---|---|
| Average change in high temperature day-to-day | 4.4° | 5.1° |
| Average change in low temperature day-to-day | 6.3° | 7.3° |
| Precipitation | Last Month | Last Year |
|---|---|---|
| Chance of dry day after a precip day | 50% | 55% |
| Chance of precip day after a dry day | 28% | 29% |
Weather forecast accuracy for Shirley, New York
| National Weather Service | 68.97% |
| The Weather Channel | 68.68% |
| Intellicast | 68.68% |
| AccuWeather | 68.39% |
| CustomWeather | 66.67% |
| Weather Underground | 63.22% |
| NWS Digital Forecast | 62.20% |
| World Weather Online | 54.31% |
| Persistence | 43.06% |
| The Weather Channel | 70.63% |
| Intellicast | 70.54% |
| National Weather Service | 69.73% |
| AccuWeather | 69.10% |
| CustomWeather | 68.02% |
| NWS Digital Forecast | 66.32% |
| Persistence | 43.38% |
ForecastAdvisor Fact
It rained or snowed 75% of the time in Shirley last month when World Weather Online's text forecasts called for precipitation, and 31% of the time when they did not.