Mercer, PA — every free forecast we can get, averaged to be a little more right. County seat of Mercer County.
Updated Friday, November 13, 2026. Recorded fresh this morning from five free sources, and graded later against what the weather actually did.
← All cities and the scoreboard
High 47° Low 36° Rain 78%
They disagree — a coin flip (highs spread 2°, rain spread 77 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 30° | 23% |
| US model (GFS) | 48° | 36° | 83% |
| European model (ECMWF) | 47° | 38° | 100% |
| German model (ICON) | 46° | 37° | 95% |
| Canadian model (GEM) | 47° | 39° | 89% |
| The average | 47° | 36° | 78% |
High 41° Low 32° Rain 23%
Pretty close — fairly safe (highs spread 6°, rain spread 19 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 44° | 26° | 32% |
| US model (GFS) | 38° | 31° | 19% |
| European model (ECMWF) | 40° | 35° | 14% |
| German model (ICON) | 40° | 33° | 15% |
| Canadian model (GEM) | 40° | 34° | 33% |
| The average | 41° | 32° | 23% |
High 42° Low 32° Rain 85%
Pretty close — fairly safe (highs spread 4°, rain spread 22 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 44° | 29° | 86% |
| US model (GFS) | 40° | 32° | 80% |
| European model (ECMWF) | 41° | 33° | 96% |
| German model (ICON) | 41° | 33° | 74% |
| Canadian model (GEM) | 42° | 34° | 89% |
| The average | 42° | 32° | 85% |
High 43° Low 36° Rain 62%
Pretty close — fairly safe (highs spread 6°, rain spread 27 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 47° | 30° | 49% |
| US model (GFS) | 43° | 38° | 67% |
| European model (ECMWF) | 42° | 38° | 61% |
| German model (ICON) | 44° | 38° | 56% |
| Canadian model (GEM) | 42° | 37° | 76% |
| The average | 43° | 36° | 62% |
Scoring has started — every forecast is being recorded. The first grades land once the historical record publishes what actually happened (it runs a few days behind), and this board fills in from there.