5-day weather forecast for Seattle, Washington
Today
37°
52°
Partly sunny
Sunday
36°
51°
Mostly sunny
Monday
34°
50°
Partly sunny
Tuesday
36°
50°
Chance Rain
Wednesday
37°
50°
Chance Rain
Click on a forecast to see the forecast trend for that day
Weather changeability for Seattle, Washington
| Temperature | Last Month | Last Year |
|---|---|---|
| Average change in high temperature day-to-day | 3.3° | 3.5° |
| Average change in low temperature day-to-day | 5.9° | 4.5° |
| Precipitation | Last Month | Last Year |
|---|---|---|
| Chance of dry day after a precip day | 22% | 35% |
| Chance of precip day after a dry day | 25% | 31% |
Weather forecast accuracy for Seattle, Washington
| Intellicast | 78.57% |
| The Weather Channel | 77.98% |
| AccuWeather | 72.62% |
| National Weather Service | 72.50% |
| Weather Underground | 70.54% |
| World Weather Online | 70.24% |
| NWS Digital Forecast | 69.94% |
| CustomWeather | 67.86% |
| Persistence | 55.23% |
| Intellicast | 77.53% |
| The Weather Channel | 77.51% |
| AccuWeather | 76.99% |
| National Weather Service | 75.65% |
| CustomWeather | 75.01% |
| NWS Digital Forecast | 74.28% |
| Persistence | 54.31% |
ForecastAdvisor Fact
On average, Persistence's high temperature forecasts for Seattle were off by 4.13 degrees last month.