Thursday 5 November 2026

Mushrooms in Saint-Jean-le-Vieux

Today, black trumpets are the best bet around Saint-Jean-le-Vieux (91/100, very favourable). Département: Isère · altitude 559 m.

Saint-Jean-le-Vieux is a municipality (280 inhabitants), at an altitude of 559 m (département: Isère, 38). On Thursday 5 November 2026, conditions are favourable for: black trumpets (91/100), hedgehog mushrooms (90/100), wood blewits (88/100), saffron milk caps (80/100) and parasol mushrooms (74/100). For black trumpets, conditions remain stable, with a maximum on Thursday 5 November 2026 (91/100). Terrain: likely trees around the municipality (Norway spruce, beech, sweet chestnut and silver fir), slightly acidic soil. Weather: 4 mm of rain fell over the last 8 days, 19 mm of rain is expected over the next 7 days, minimum temperatures range from 2 to 12 °C.

Open on the map

41/ 100

Ceps

Possible

14/ 100

Chanterelles

Unfavourable

0/ 100

Morels

Unfavourable

90/ 100

Hedgehog mushrooms

Very favourable

91/ 100

Black trumpets

Very favourable

28/ 100

Funnel chanterelles

Unlikely

88/ 100

Wood blewits

Very favourable

80/ 100

Saffron milk caps

Very favourable

74/ 100

Parasol mushrooms

Favourable

8-day forecast

Ceps

41Thu 5

37Fri 6

34Sat 7

33Sun 8

37Mon 9

37Tue 10

36Wed 11

32Thu 12

Chanterelles

14Thu 5

12Fri 6

10Sat 7

11Sun 8

13Mon 9

15Tue 10

15Wed 11

15Thu 12

Morels

0Thu 5

0Fri 6

0Sat 7

0Sun 8

0Mon 9

0Tue 10

0Wed 11

0Thu 12

Hedgehog mushrooms

90Thu 5

87Fri 6

85Sat 7

88Sun 8

91Mon 9

91Tue 10

91Wed 11

91Thu 12

Black trumpets

91Thu 5

91Fri 6

91Sat 7

91Sun 8

91Mon 9

91Tue 10

91Wed 11

91Thu 12

Funnel chanterelles

28Thu 5

27Fri 6

27Sat 7

28Sun 8

31Mon 9

33Tue 10

35Wed 11

35Thu 12

Wood blewits

88Thu 5

88Fri 6

88Sat 7

88Sun 8

88Mon 9

88Tue 10

88Wed 11

88Thu 12

Saffron milk caps

80Thu 5

76Fri 6

72Sat 7

71Sun 8

70Mon 9

67Tue 10

65Wed 11

62Thu 12

Parasol mushrooms

74Thu 5

70Fri 6

68Sat 7

69Sun 8

77Mon 9

83Tue 10

81Wed 11

78Thu 12

Forests and soils around Saint-Jean-le-Vieux

The terrain

Likely trees: Norway spruce, beech, sweet chestnut, silver fir
Soil: slightly acidic (pH 6.4), balanced
Slope: 13°

Habitat by species

Ceps	74	large forest of suitable host trees: beech, Norway spruce, silver fir
Chanterelles	45	large forest of suitable host trees: beech, Norway spruce, sweet chestnut
Morels	57	large forest of suitable host trees
Hedgehog mushrooms	86	large forest of suitable host trees: beech, Norway spruce, silver fir
Black trumpets	86	large forest of suitable host trees: beech, sweet chestnut, sessile oak
Funnel chanterelles	18	large forest of suitable host trees: beech, Norway spruce, silver fir
Wood blewits	87	large forest of suitable host trees: beech, Norway spruce, silver fir
Saffron milk caps	79	large forest of suitable host trees: Norway spruce, silver fir
Parasol mushrooms	95	large forest of suitable host trees

Recent and forecast weather

Day	Min	Max	Rain	Air humidity	Soil moisture
Thu 29	6 °C	12 °C	0.0 mm	90 %	27 %
Fri 30	6 °C	13 °C	0.0 mm	83 %	26 %
Sat 31	6 °C	12 °C	0.0 mm	83 %	26 %
Sun 1	4 °C	11 °C	0.0 mm	81 %	25 %
Mon 2	2 °C	7 °C	0.0 mm	86 %	25 %
Tue 3	2 °C	10 °C	0.0 mm	80 %	25 %
Wed 4	2 °C	8 °C	0.3 mm	84 %	25 %
Thu 5 forecast	5 °C	12 °C	3.8 mm	80 %	25 %
Fri 6 forecast	7 °C	8 °C	8.4 mm	95 %	31 %
Sat 7 forecast	4 °C	10 °C	0.0 mm	88 %	28 %
Sun 8 forecast	5 °C	13 °C	0.0 mm	68 %	26 %
Mon 9 forecast	10 °C	15 °C	0.9 mm	77 %	26 %
Tue 10 forecast	12 °C	17 °C	1.2 mm	76 %	29 %
Wed 11 forecast	12 °C	16 °C	1.1 mm	85 %	29 %
Thu 12 forecast	11 °C	19 °C	7.2 mm	83 %	40 %

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

Saint-Martin-d'Hères · Meylan · Eybens · Crolles · Villard-Bonnot · Gières · Saint-Ismier · Domène