Mushrooms in Saint-Guillaume
Today, black trumpets are the best bet around Saint-Guillaume (82/100, very favourable). Département: Isère · altitude 1022 m.
Saint-Guillaume is a municipality (238 inhabitants), at an altitude of 1022 m (département: Isère, 38). On Thursday 5 November 2026, conditions are favourable for: black trumpets (82/100), wood blewits (78/100), hedgehog mushrooms (74/100) and saffron milk caps (55/100). For black trumpets, conditions remain stable, with a maximum on Thursday 5 November 2026 (82/100). Terrain: likely trees around the municipality (silver fir, beech, Scots pine and Norway spruce), slightly acidic soil. Weather: 2 mm of rain fell over the last 8 days, 29 mm of rain is expected over the next 7 days, minimum temperatures range from 1 to 10 °C.
Ceps
UnlikelyChanterelles
UnfavourableMorels
UnfavourableHedgehog mushrooms
FavourableBlack trumpets
Very favourableFunnel chanterelles
UnlikelyWood blewits
Very favourableSaffron milk caps
FavourableParasol mushrooms
Possible8-day forecast
Forests and soils around Saint-Guillaume
The terrain
- Likely trees
- silver fir, beech, Scots pine, Norway spruce
- Soil
- slightly acidic (pH 6.2), balanced
- Slope
- 20° · north-facing
Habitat by species
| Ceps | 93 | large forest of suitable host trees: downy oak, beech, Norway spruce |
| Chanterelles | 57 | large forest of suitable host trees: beech, Norway spruce, Scots pine |
| Morels | 51 | large forest of suitable host trees |
| Hedgehog mushrooms | 100 | large forest of suitable host trees: beech, Norway spruce, Scots pine |
| Black trumpets | 94 | large forest of suitable host trees: downy oak, beech, sessile oak |
| Funnel chanterelles | 32 | large forest of suitable host trees: beech, Norway spruce, Scots pine |
| Wood blewits | 93 | large forest of suitable host trees: beech, Norway spruce, Scots pine |
| Saffron milk caps | 98 | large forest of suitable host trees: Norway spruce, Scots pine, silver fir |
| Parasol mushrooms | 99 | large forest of suitable host trees |
Recent and forecast weather
| Day | Min | Max | Rain | Air humidity | Soil moisture |
|---|---|---|---|---|---|
| Thu 29 | 8 °C | 16 °C | 0.0 mm | 67 % | 31 % |
| Fri 30 | 7 °C | 14 °C | 0.0 mm | 80 % | 30 % |
| Sat 31 | 6 °C | 13 °C | 0.0 mm | 84 % | 31 % |
| Sun 1 | 3 °C | 8 °C | 0.0 mm | 76 % | 30 % |
| Mon 2 | 1 °C | 6 °C | 0.0 mm | 88 % | 31 % |
| Tue 3 | 3 °C | 11 °C | 0.0 mm | 65 % | 31 % |
| Wed 4 | 5 °C | 9 °C | 0.2 mm | 70 % | 31 % |
| Thu 5 forecast | 7 °C | 11 °C | 1.9 mm | 80 % | 31 % |
| Fri 6 forecast | 4 °C | 8 °C | 10.7 mm | 99 % | 37 % |
| Sat 7 forecast | 3 °C | 8 °C | 0.0 mm | 94 % | 37 % |
| Sun 8 forecast | 3 °C | 9 °C | 0.6 mm | 84 % | 35 % |
| Mon 9 forecast | 8 °C | 11 °C | 2.4 mm | 91 % | 36 % |
| Tue 10 forecast | 9 °C | 12 °C | 1.8 mm | 80 % | 33 % |
| Wed 11 forecast | 10 °C | 12 °C | 4.5 mm | 87 % | 35 % |
| Thu 12 forecast | 8 °C | 13 °C | 9.2 mm | 96 % | 50 % |
Temperatures corrected for the altitude of the municipality. Source: Open-Meteo.
Going further
Mushrooms in Isère · All départements · Ranking of départements · How the score is calculated
Neighbouring municipalities
Vif · Villard-de-Lans · Saint-Georges-de-Commiers · Saint-Paul-de-Varces · Le Gua · La Motte-d'Aveillans · Monestier-de-Clermont · Saint-Martin-de-la-Cluze