5-day weather forecast for San Francisco, California
Today
50°
58°
Mostly Sunny
Tomorrow
49°
59°
Mostly Cloudy
Friday
51°
60°
Partly Sunny
Saturday
53°
60°
Rain Likely
Sunday
54°
59°
Rain Likely
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy details for San Francisco, California
These are the one- to three-day out accuracy percentages for high temperature, low temperature, icon
forecast precipitation (both rain and snow), and text forecast precipitation (both rain and snow). Temperature accuracy
is the percentage of forecasts within three degrees. Precipitation accuracy is the percentage of correct forecasts.
The forecasts are collected in the evening.
Click on the headers to sort by that column.
| Provider | High Temp | Low Temp | Icon Precip | Text Precip | Overall |
|---|---|---|---|---|---|
| The Weather Channel | 87.36% | 88.51% | 86.21% | 86.21% | 87.07% |
| Dark Sky | 87.36% | 90.80% | 81.61% | 81.61% | 85.34% |
| Foreca | 90.80% | 81.61% | 82.76% | 82.76% | 84.48% |
| AccuWeather | 90.80% | 85.06% | 79.31% | 78.16% | 83.33% |
| NWS Digital Forecast | 75.86% | 83.91% | 81.61% | 81.61% | 80.75% |
| MeteoGroup | 88.51% | 79.31% | 66.67% | 66.67% | 75.29% |
| World Weather Online | 72.41% | 70.11% | 75.86% | 75.86% | 73.56% |
| Weather Underground | 87.36% | 88.51% | 0.00% | 80.46% | 64.08% |
| Persistence | 70.42% | 47.95% | 49.30% | 49.30% | 54.24% |
| Provider | High Temp | Low Temp | Icon Precip | Text Precip | Overall |
|---|---|---|---|---|---|
| The Weather Channel | 78.50% | 91.17% | 92.11% | 93.05% | 88.71% |
| AccuWeather | 77.65% | 90.23% | 91.46% | 91.27% | 87.65% |
| Foreca | 75.12% | 88.08% | 91.64% | 91.64% | 86.62% |
| MeteoGroup | 77.00% | 86.57% | 88.83% | 88.83% | 85.31% |
| Weather Underground | 78.34% | 91.05% | 75.71% | 91.62% | 84.18% |
| Dark Sky | 65.54% | 87.79% | 90.14% | 90.14% | 83.40% |
| NWS Digital Forecast | 61.12% | 82.43% | 91.44% | 91.44% | 81.61% |
| World Weather Online | 56.06% | 56.43% | 86.85% | 86.85% | 71.55% |
| Persistence | 50.70% | 65.84% | 80.54% | 80.54% | 69.40% |
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The data here is calculated from forecasts and observations collected and analyzed by ForecastWatch. If you would like more information about the methods, scientific approach, and the quality controls employed to ensure the data and analyses are of the highest quality, please read this white paper.
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