Napa, CA — every free forecast we can get, averaged to be a little more right. County seat of Napa 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 71° Low 48° Rain 8%
Pretty close — fairly safe (highs spread 2°, rain spread 29 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 70° | 49° | 29% |
| US model (GFS) | 70° | 47° | 3% |
| European model (ECMWF) | 72° | 49° | 0% |
| German model (ICON) | 71° | 47° | 3% |
| Canadian model (GEM) | 72° | 48° | 5% |
| The average | 71° | 48° | 8% |
High 60° Low 49° Rain 100%
They agree — trust it (highs spread 2°, rain spread 1 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 60° | 42° | 99% |
| US model (GFS) | 60° | 49° | 100% |
| European model (ECMWF) | 59° | 50° | 100% |
| German model (ICON) | 60° | 52° | 100% |
| Canadian model (GEM) | 61° | 50° | 100% |
| The average | 60° | 49° | 100% |
High 63° Low 47° Rain 16%
Pretty close — fairly safe (highs spread 1°, rain spread 27 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 63° | 44° | 21% |
| US model (GFS) | 63° | 48° | 13% |
| European model (ECMWF) | 62° | 45° | 2% |
| German model (ICON) | 63° | 50° | 13% |
| Canadian model (GEM) | 62° | 50° | 29% |
| The average | 63° | 47° | 16% |
High 61° Low 49° Rain 92%
They disagree — a coin flip (highs spread 7°, rain spread 17 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 60° | 42° | 83% |
| US model (GFS) | 64° | 53° | 86% |
| European model (ECMWF) | 60° | 51° | 95% |
| German model (ICON) | 57° | 49° | 100% |
| Canadian model (GEM) | 62° | 51° | 96% |
| The average | 61° | 49° | 92% |
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.