Round Lake
44.78° N, 76.2536° W
Round Lake, Ontario. 44.78° N, 76.2536° W
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/on/round-lake-near-perth/, 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.
- Aquatic Resource Area survey points, Ontario Ministry of Natural Resources. Contains information licensed under the Open Government Licence – Ontario.
- Fish stocking for recreational purposes, Ontario Ministry of Natural Resources. Contains information licensed under the Open Government Licence – Ontario.
- Fisheries Management Zones, Ontario Ministry of Natural Resources. Contains information licensed under the Open Government Licence – Ontario.
- Lake Partner Program, Ontario Ministry of the Environment, Conservation and Parks. Contains information licensed under the Open Government Licence – Ontario.
- Bathymetry lines and survey index, 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).
Round Lake covers 0.56 km², Ontario. It lies 14 km south of Perth.
Government surveys have recorded 1 fish species here: splake.
- Area
- 0.56 km²
- Shoreline
- 6.7 km
- Water clarity
- 2 mSecchi depth, 2014
- Fish species
- 1
- Elevation
- 137 m
Today on the water
10.2 °C
Observed at Westport, as of 3:00 a.m. EDT
Wind from the west: the west shore is the sheltered side.
| Time | 4 a.m. | 7 a.m. | 10 a.m. | 1 p.m. | 4 p.m. | 7 p.m. | 10 p.m. | 1 a.m. |
|---|---|---|---|---|---|---|---|---|
| Wind km/h | W 15 | W 15 | W 15 | NW 30 | NW 30 | NW 15 | var. 5 | var. 5 |
| Gusts km/h | 50 | 50 | ||||||
| Temp. °C | 4 | 5 | 9 | 12 | 14 | 11 | 7 | 3 |
| Precip. % | 20 | 40 | 40 | 40 | 40 | 20 | 20 | 0 |
Tonight: Partly cloudy. 60 percent chance of showers this evening. Risk of a thunderstorm early this evening. Wind west 30 km/h gusting to 50 becoming light this evening. Low plus 4.
Weather: Westport (local forecast), as of 3:02 a.m. EDT
Sun and moon
- Civil dawn
- 6:43 a.m.
- Sunrise
- 7:12 a.m.
- Sunset
- 6:30 p.m.
- Civil dusk
- 7:00 p.m.
- Moonrise
- 6:04 a.m.
- Moonset
- 5:49 p.m.
- Moon
- Waning crescent, 1% lit
Air Quality Health Index
2 low risk
Kingston, as of 2:00 a.m. EDT
Follow this lake by email: a weekly summary of conditions.
Fish
- SplakeStocked
Stocking
Splake14,398 fish in 5 years, most recently 2025
All stocking records (5)
| Year | Species | Fish | Stage |
|---|---|---|---|
| 2025 | Splake | 1,097 | Yearlings |
| 2023 | Splake | 1,097 | Yearlings |
| 2021 | Splake | 1,210 | Yearlings |
| 2019 | Splake | 994 | Yearlings |
| 2017 | Splake | 10,000 | Yearlings |
Fishing regulations: Fisheries Management Zone 18. Check seasons and limits before you fish.
Water
Clarity was measured with a Secchi disk in 2 years between 2012 and 2014; the latest annual mean is 2 m.
Follow this lake
Every Friday by email: the Environment Canada forecast and any weather alerts in effect.