Lac Mailloux
46.7064° N, 70.4905° W
Shoreline and neighbouring water from open government data.
Download the map (SVG)Lac Mailloux, Quebec. 46.7064° N, 70.4905° W
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/qc/lac-mailloux/, 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.
- États trophiques des lacs (RSVL), Ministère de l’Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs. Licensed under CC BY 4.0. Source: Ministère de l’Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs (MELCCFP), Données Québec.
- 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).
Lac Mailloux covers 0.16 km², making it smaller than 75% of the 29,407 lakes in Quebec. It lies beside Saint-Philémon-Nord.
- Area
- 0.16 km²
- smaller than 75% of the 29,407 lakes in Quebec
- Shoreline
- 1.8 km
- shorter than 91% of the 29,407 lakes in Quebec
- Water clarity
- 2.8 mSecchi depth, 2025
- less clear than 71% of the 805 monitored lakes in Quebec
- Elevation
- 404 m
Today on the water
9 °C
Observed at Montmagny, as of 9:00 a.m. EDT
calm Estimated waves, next 12 hours: up to 0.1 m. Around 10 a.m., wind from the southwest: the southwest shore is sheltered, waves build toward the northeast shore.
| Time | 10 a.m. | 1 p.m. | 4 p.m. | 7 p.m. | 10 p.m. | 1 a.m. | 4 a.m. | 7 a.m. |
|---|---|---|---|---|---|---|---|---|
| Wind km/h | SW 20 | SW 20 | SW 20 | SW 20 | SW 20 | SW 20 | SW 20 | W 20 |
| Gusts km/h | 40 | 40 | 40 | 40 | 40 | 40 | 40 | |
| Waves (est.) m | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | |||
| Temp. °C | 10 | 11 | 12 | 11 | 9 | 8 | 7 | 6 |
| Precip. % | 30 | 30 | 30 | 0 | 0 | 0 | 0 | 0 |
Today: A mix of sun and cloud with 30 percent chance of showers. Wind southwest 20 km/h gusting to 40. High 12. UV index 3 or moderate.
Weather: Montmagny (local forecast), as of 9:01 a.m. EDT
Sun and moon
- Civil dawn
- 6:21 a.m.
- Sunrise
- 6:51 a.m.
- Sunset
- 6:06 p.m.
- Civil dusk
- 6:36 p.m.
- Moonrise
- 5:41 a.m.
- Moonset
- 5:24 p.m.
- Moon
- Waning crescent, 1% lit
Water
Trophic status from the latest monitoring: mesotrophic.
Clarity was measured with a Secchi disk in 3 years between 2023 and 2025; the latest annual mean is 2.8 m.