Big Orillia Lake
45.0953° N, 78.9986° W
Big Orillia Lake, Ontario. 45.0953° N, 78.9986° W
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/on/big-orillia-lake/, compiled October 9, 2026
- Canadian Geographical Names Database, Natural Resources Canada. Contains information licensed under the Open Government Licence – Canada.
- HydroLAKES v1.0, Messager et al. 2016 / WWF HydroSHEDS. Licensed under CC BY 4.0.
- Census boundaries and population, 2021, Statistics Canada. Adapted from Statistics Canada. This does not constitute an endorsement by Statistics Canada.
- Fisheries Management Zones, Ontario Ministry of Natural Resources. Contains information licensed under the Open Government Licence – Ontario.
- City page weather forecasts and alerts, Environment and Climate Change Canada. Contains data from Environment and Climate Change Canada (ECCC Data Servers End-use Licence).
- Air Quality Health Index observations and forecasts, Environment and Climate Change Canada. Contains data from Environment and Climate Change Canada (ECCC Data Servers End-use Licence).
Big Orillia Lake covers 0.45 km², Ontario. It lies 17 km northeast of Bracebridge.
- Area
- 0.45 km²
- Shoreline
- 4.1 km
- Elevation
- 319 m
Today on the water
3.5 °C
Observed at Bracebridge, as of 7:00 a.m. EDT
| Time | 8 a.m. | 11 a.m. | 2 p.m. | 5 p.m. | 8 p.m. | 11 p.m. | 2 a.m. | 5 a.m. |
|---|---|---|---|---|---|---|---|---|
| Wind km/h | W 15 | W 15 | NW 30 | NW 30 | NW 15 | var. 5 | var. 5 | SE 10 |
| Gusts km/h | 50 | 50 | ||||||
| Temp. °C | 6 | 9 | 13 | 14 | 9 | 5 | 2 | 1 |
| Precip. % | 40 | 40 | 20 | 20 | 0 | 0 | 0 | 0 |
Today: A mix of sun and cloud with 40 percent chance of showers this morning and early this afternoon. Clearing this afternoon. Wind becoming northwest 30 km/h gusting to 50 near noon. High 14. UV index 4 or moderate.
Weather: Bracebridge (local forecast), as of 7:02 a.m. EDT
Sun and moon
- Civil dawn
- 6:54 a.m.
- Sunrise
- 7:24 a.m.
- Sunset
- 6:41 p.m.
- Civil dusk
- 7:10 p.m.
- Moonrise
- 6:16 a.m.
- Moonset
- 6:00 p.m.
- Moon
- Waning crescent, 1% lit
Air Quality Health Index
1 low risk
Dorset, as of 6:00 a.m. EDT