Thursday 5 November 2026

Mushrooms in Saint-Arnoult-en-Yvelines

Today, hedgehog mushrooms are the best bet around Saint-Arnoult-en-Yvelines (80/100, very favourable). Département: Yvelines · altitude 159 m.

Saint-Arnoult-en-Yvelines is a municipality (5 875 inhabitants), at an altitude of 159 m (département: Yvelines, 78). On Thursday 5 November 2026, conditions are favourable for: hedgehog mushrooms (80/100), parasol mushrooms (72/100), black trumpets (69/100), saffron milk caps (69/100) and wood blewits (68/100). For hedgehog mushrooms, conditions remain stable, with a maximum on Thursday 5 November 2026 (80/100). Terrain: likely trees around the municipality (sessile oak, sweet chestnut, birch and pedunculate oak), slightly acidic soil. Weather: 0 mm of rain fell over the last 8 days, 14 mm of rain is expected over the next 7 days, minimum temperatures range from 2 to 12 °C.

Open on the map

44/ 100

Ceps

Possible

18/ 100

Chanterelles

Unlikely

0/ 100

Morels

Unfavourable

80/ 100

Hedgehog mushrooms

Very favourable

69/ 100

Black trumpets

Favourable

38/ 100

Funnel chanterelles

Possible

68/ 100

Wood blewits

Favourable

69/ 100

Saffron milk caps

Favourable

72/ 100

Parasol mushrooms

Favourable

8-day forecast

Ceps

44Thu 5

42Fri 6

37Sat 7

32Sun 8

30Mon 9

31Tue 10

32Wed 11

32Thu 12

Chanterelles

18Thu 5

16Fri 6

13Sat 7

10Sun 8

9Mon 9

12Tue 10

13Wed 11

14Thu 12

Morels

0Thu 5

0Fri 6

0Sat 7

0Sun 8

0Mon 9

0Tue 10

0Wed 11

0Thu 12

Hedgehog mushrooms

80Thu 5

80Fri 6

77Sat 7

73Sun 8

73Mon 9

79Tue 10

80Wed 11

80Thu 12

Black trumpets

69Thu 5

68Fri 6

67Sat 7

67Sun 8

66Mon 9

66Tue 10

67Wed 11

69Thu 12

Funnel chanterelles

38Thu 5

37Fri 6

35Sat 7

33Sun 8

33Mon 9

35Tue 10

38Wed 11

43Thu 12

Wood blewits

68Thu 5

67Fri 6

66Sat 7

66Sun 8

66Mon 9

65Tue 10

66Wed 11

69Thu 12

Saffron milk caps

69Thu 5

66Fri 6

62Sat 7

57Sun 8

54Mon 9

55Tue 10

54Wed 11

52Thu 12

Parasol mushrooms

72Thu 5

71Fri 6

66Sat 7

59Sun 8

57Mon 9

62Tue 10

67Wed 11

70Thu 12

Forests and soils around Saint-Arnoult-en-Yvelines

The terrain

Likely trees: sessile oak, sweet chestnut, birch, pedunculate oak
Soil: slightly acidic (pH 6.0), balanced
Slope: 2° · south-facing

Habitat by species

Ceps	85	large forest of suitable host trees: pedunculate oak, sessile oak, Scots pine
Chanterelles	65	large forest of suitable host trees: pedunculate oak, sessile oak, birch
Morels	45	large forest of suitable host trees
Hedgehog mushrooms	69	large forest of suitable host trees: sessile oak, Scots pine
Black trumpets	82	large forest of suitable host trees: pedunculate oak, sessile oak, sweet chestnut
Funnel chanterelles	43	large forest of suitable host trees: birch, Scots pine
Wood blewits	51	large forest of suitable host trees: pedunculate oak, sessile oak, sweet chestnut
Saffron milk caps	61	large forest of suitable host trees: Scots pine, black pine
Parasol mushrooms	56	large forest of suitable host trees

Recent and forecast weather

Day	Min	Max	Rain	Air humidity	Soil moisture
Thu 29	4 °C	14 °C	0.0 mm	84 %	12 %
Fri 30	4 °C	14 °C	0.0 mm	81 %	11 %
Sat 31	4 °C	14 °C	0.0 mm	82 %	10 %
Sun 1	4 °C	13 °C	0.0 mm	81 %	9 %
Mon 2	6 °C	12 °C	0.4 mm	88 %	8 %
Tue 3	6 °C	9 °C	0.0 mm	79 %	9 %
Wed 4	5 °C	10 °C	0.0 mm	70 %	8 %
Thu 5 forecast	3 °C	10 °C	0.0 mm	80 %	8 %
Fri 6 forecast	5 °C	13 °C	0.0 mm	84 %	8 %
Sat 7 forecast	2 °C	10 °C	0.0 mm	95 %	8 %
Sun 8 forecast	3 °C	6 °C	0.0 mm	97 %	8 %
Mon 9 forecast	4 °C	13 °C	0.3 mm	90 %	8 %
Tue 10 forecast	12 °C	15 °C	2.7 mm	88 %	10 %
Wed 11 forecast	12 °C	16 °C	8.7 mm	93 %	15 %
Thu 12 forecast	10 °C	16 °C	2.3 mm	93 %	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

Rambouillet · Ablis · Bonnelles · Auffargis · Bullion · Sonchamp · Cernay-la-Ville · Gazeran