The 2026 season
- Rain, 30 days before picking 7.2 in, 3rd wettest of 87 seasons for the 30 days to Sep 24
- Humid nights, mildew weather 13 nights, 3rd highest in 87 seasons
- How thirsty the season was (evaporation minus rain) -2.1 in, less water stress than 81 of 87 seasons
Measured so far, to November 8, against every season since 1940 at the vineyard. The seasons most like it were 1959 and 1985.
Heat through the season
2026 so far2025Middle 80% of 1996-2025
Rain by month
2026 so far2025
Where 2026 ranks
lowest on recordtypicalhighest on record
Heat through the season2,742 °F·days · 73rd
Average temperature, April to October62.0°F · 85th
September nights57.7°F · 74th
Sunshine4,194 MJ/m² · 74th
Rain, April to October31.9 in · 91st
Soil moisture by September114 mm · 88th
Powdery mildew weather94 days · 46th
Downy mildew weather12 events · 72nd
Coldest winter night-10°F · 10th
Rain, 30 days before picking7.2 in · 98th
Nearby weather station
Muskegon County Airport, about 19 miles away, records since 1896.
Coldest winter night (so far) (station)-7°F
Last spring freeze (28°F) (so far) (station)Apr 20
Days at 95°F or hotter (so far) (station)0 days
See the numbers
| Measure | 2026 | Compared with other seasons |
|---|---|---|
| Heat through the season | 2,742 °F·days | warmer than 63 of 87 seasons |
| Average temperature, April to October | 62.0°F | warmer than 74 of 87 seasons |
| September nights | 57.7°F | warmer than 64 of 87 seasons |
| Sunshine | 4,194 MJ/m² | sunnier than 64 of 87 seasons |
| Rain, April to October | 31.9 in | wetter than 78 of 87 seasons |
| Soil moisture by September | 114 mm | the highest in 87 seasons |
| Powdery mildew weather | 94 days | about typical (46th percentile of 87 seasons) |
| Downy mildew weather | 12 events | more downy pressure than 65 of 87 seasons |
| Coldest winter night | -10°F | colder than 77 of 86 seasons |
| Budbreak (estimated) | May 15 | earlier than 67 of 87 seasons |
| Veraison (estimated) | Aug 30 | earlier than 69 of 87 seasons |
| Rain, 30 days before picking | 7.2 in | 3rd wettest of 87 seasons for the 30 days to Sep 24 |
Weather from the ERA5 record for this vineyard's location, 1940 to now. Disease pressure is estimated from weather alone.