Thursday 5 November 2026

Mushrooms in Saint-Germain-en-Laye

Today, parasol mushrooms are the best bet around Saint-Germain-en-Laye (87/100, very favourable). Département: Yvelines · altitude 76 m.

Saint-Germain-en-Laye is a municipality (45 931 inhabitants), at an altitude of 76 m (département: Yvelines, 78). On Thursday 5 November 2026, conditions are favourable for: parasol mushrooms (87/100), hedgehog mushrooms (83/100), wood blewits (69/100), black trumpets (67/100) and saffron milk caps (58/100). For parasol mushrooms, conditions remain stable, with a maximum on Thursday 5 November 2026 (87/100). Terrain: likely trees around the municipality (pedunculate oak, sessile oak, sweet chestnut and birch), slightly acidic soil. Weather: 2 mm of rain fell over the last 8 days, 10 mm of rain is expected over the next 7 days, minimum temperatures range from 3 to 13 °C.

Open on the map

52/ 100

Ceps

Possible

26/ 100

Chanterelles

Unlikely

0/ 100

Morels

Unfavourable

83/ 100

Hedgehog mushrooms

Very favourable

67/ 100

Black trumpets

Favourable

51/ 100

Funnel chanterelles

Possible

69/ 100

Wood blewits

Favourable

58/ 100

Saffron milk caps

Favourable

87/ 100

Parasol mushrooms

Very favourable

8-day forecast

Ceps

52Thu 5

48Fri 6

42Sat 7

38Sun 8

35Mon 9

35Tue 10

36Wed 11

36Thu 12

Chanterelles

26Thu 5

24Fri 6

20Sat 7

16Sun 8

14Mon 9

16Tue 10

18Wed 11

19Thu 12

Morels

0Thu 5

0Fri 6

0Sat 7

0Sun 8

0Mon 9

0Tue 10

0Wed 11

0Thu 12

Hedgehog mushrooms

83Thu 5

83Fri 6

83Sat 7

81Sun 8

80Mon 9

83Tue 10

83Wed 11

83Thu 12

Black trumpets

67Thu 5

66Fri 6

66Sat 7

65Sun 8

65Mon 9

64Tue 10

64Wed 11

67Thu 12

Funnel chanterelles

51Thu 5

50Fri 6

47Sat 7

44Sun 8

43Mon 9

46Tue 10

49Wed 11

54Thu 12

Wood blewits

69Thu 5

68Fri 6

68Sat 7

67Sun 8

67Mon 9

66Tue 10

66Wed 11

68Thu 12

Saffron milk caps

58Thu 5

56Fri 6

53Sat 7

50Sun 8

48Mon 9

47Tue 10

45Wed 11

44Thu 12

Parasol mushrooms

87Thu 5

86Fri 6

80Sat 7

73Sun 8

69Mon 9

73Tue 10

78Wed 11

80Thu 12

Forests and soils around Saint-Germain-en-Laye

The terrain

Likely trees: pedunculate oak, sessile oak, sweet chestnut, birch
Soil: slightly acidic (pH 5.6), balanced
Slope: 5° · south-facing

Habitat by species

Ceps	98	large forest of suitable host trees: pedunculate oak, sessile oak, Scots pine
Chanterelles	100	large forest of suitable host trees: pedunculate oak, sessile oak, birch
Morels	52	large forest of suitable host trees
Hedgehog mushrooms	74	large forest of suitable host trees: sessile oak, Scots pine
Black trumpets	95	large forest of suitable host trees: pedunculate oak, sessile oak, sweet chestnut
Funnel chanterelles	88	large forest of suitable host trees: birch, Scots pine
Wood blewits	93	large forest of suitable host trees: pedunculate oak, sessile oak, sweet chestnut
Saffron milk caps	47	large forest of suitable host trees: Scots pine
Parasol mushrooms	99	large forest of suitable host trees

Recent and forecast weather

Day	Min	Max	Rain	Air humidity	Soil moisture
Thu 29	4 °C	15 °C	0.0 mm	81 %	27 %
Fri 30	5 °C	15 °C	0.0 mm	74 %	26 %
Sat 31	6 °C	15 °C	0.0 mm	77 %	26 %
Sun 1	5 °C	13 °C	0.0 mm	78 %	25 %
Mon 2	8 °C	11 °C	0.3 mm	84 %	25 %
Tue 3	7 °C	10 °C	1.3 mm	74 %	25 %
Wed 4	6 °C	10 °C	0.0 mm	66 %	25 %
Thu 5 forecast	5 °C	11 °C	0.0 mm	72 %	25 %
Fri 6 forecast	6 °C	13 °C	0.0 mm	79 %	25 %
Sat 7 forecast	3 °C	9 °C	0.0 mm	96 %	22 %
Sun 8 forecast	3 °C	7 °C	0.0 mm	96 %	22 %
Mon 9 forecast	4 °C	13 °C	0.3 mm	88 %	22 %
Tue 10 forecast	12 °C	15 °C	2.7 mm	88 %	24 %
Wed 11 forecast	13 °C	16 °C	5.3 mm	92 %	27 %
Thu 12 forecast	11 °C	15 °C	1.7 mm	94 %	36 %

Temperatures corrected for the altitude of the municipality. Source: Open-Meteo.

Going further

Mushrooms in Yvelines · All départements · Ranking of départements · How the score is calculated

Neighbouring municipalities

Sartrouville · Poissy · Conflans-Sainte-Honorine · Houilles · Plaisir · Le Chesnay-Rocquencourt · Chatou · Maisons-Laffitte