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Children per Room

This information enables us to identify the rooms that will best accommodate your party and to prepare for your arrival.

See room terms and details for information about rollaway and/or extra person charges.

Please note that at most Starwood hotels, guests 17 and under are considered children. All other guests are considered adults. You will be told of any hotel-specific differences in this policy on the following page.

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The Westin Trillium House, Blue Mountain

  • 220 Gord Canning Drive,
  • (Formerly Mountain Drive)
  • Blue Mountains,
  • Ontario
  • L9Y 0V9
  • Canada
  • Map

Rooms & Rates

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Children per Room

This information enables us to identify the rooms that will best accommodate your party and to prepare for your arrival.

See room terms and details for information about rollaway and/or extra person charges.

Age Requirement Policy

Children checking in under the age of 18 must be accompanied by an adult.

5-Day Local Weather Forecast

APR 17 APR 18 APR 19 APR 20 APR 21
Cloudy
Cloudy
Precipitation: 10%
High 46°F / 8°C
Low 35°F / 2°C
Cloudy
Cloudy
Precipitation: 10%
High 45°F / 7°C
Low 34°F / 1°C
Cloudy
Cloudy
Precipitation: 20%
High 42°F / 6°C
Low 30°F / -1°C
Partly Cloudy
Partly Cloudy
Precipitation: 10%
High 45°F / 7°C
Low 35°F / 2°C
Showers
Showers
Precipitation: 40%
High 49°F / 9°C
Low 38°F / 3°C
average jan feb mar apr may jun jul aug sep oct nov dec
high temp
26.4°F
-3.0°C
26.8°F
-3.0°C
35.8°F
2.0°C
49.3°F
10.0°C
61.2°F
16.0°C
70.2°F
21.0°C
75.6°F
24.0°C
73.6°F
23.0°C
66.4°F
19.0°C
55.6°F
13.0°C
43.3°F
6.0°C
31.5°F
0.0°C
low temp
12.0°F
-11.0°C
10.4°F
-12.0°C
19.2°F
-7.0°C
31.6°F
0.0°C
40.5°F
5.0°C
48.9°F
9.0°C
55.4°F
13.0°C
54.9°F
13.0°C
48.6°F
9.0°C
39.6°F
4.0°C
30.9°F
-1.0°C
19.0°F
-7.0°C
rain
3.7 in.
9.0 cm.
2.5 in.
6.0 cm.
2.6 in.
7.0 cm.
2.5 in.
6.0 cm.
2.6 in.
7.0 cm.
2.8 in.
7.0 cm.
2.8 in.
7.0 cm.
3.5 in.
9.0 cm.
4.2 in.
11.0 cm.
3.5 in.
9.0 cm.
4.1 in.
10.0 cm.
4.5 in.
11.0 cm.
snow
45.63 in.
116.0 cm.
28.03 in.
71.0 cm.
17.36 in.
44.0 cm.
4.88 in.
12.0 cm.
0.51 in.
1.0 cm.
- in.
- cm.
- in.
- cm.
- in.
- cm.
- in.
- cm.
1.18 in.
3.0 cm.
15.55 in.
39.0 cm.
42.76 in.
109.0 cm.