City & Municipal Parks · Ontario
Lorne C. Henderson Conservation Area
City & Municipal Parks · Ontario, Canada
- Drinking water
- Yes
- Restrooms
- Yes
- Showers
- Yes
- Pets
- Yes
- Elevation
- 663 ft
- Dark sky
- Bortle class 4
- Nearest town
- Petrolia
- Address
- 3653 Petrolia Line, Petrolia, Ontario
- Phone
- 519-882-2280
About
St. Clair Region Conservation Authority family campground spanning 135 hectares, with wildlife ponds and nature trails. Most sites serviced with hydro and water; radio-free unserviced sites also available. 25x50-foot swimming pool, mini-golf course, geocaching, and fishing. Modern washroom facility with showers (closed November-May). Dog walking permitted. 2026 reservations open January 12 at 8:30am.
Weather, month by month
| Month | Typical high | Typical low | Coldest night | Hottest day | Years with a night below 32°F |
|---|---|---|---|---|---|
| January | 30° | 19° | 1° | 50° | 11 of 11 |
| February | 32° | 20° | -1° | 61° | 11 of 11 |
| March | 43° | 28° | 14° | 66° | 11 of 11 |
| April | 55° | 38° | 24° | 78° | 6 of 11 |
| May | 66° | 48° | 30° | 83° | 1 of 11 |
| June | 73° | 57° | 46° | 89° | 0 of 11 |
| July | 81° | 65° | 53° | 95° | 0 of 11 |
| August | 78° | 64° | 53° | 89° | 0 of 11 |
| September | 74° | 59° | 45° | 82° | 0 of 11 |
| October | 58° | 46° | 36° | 76° | 0 of 10 |
| November | 45° | 34° | 9° | 66° | 8 of 10 |
| December | 36° | 27° | 5° | 60° | 9 of 10 |
Mid-month figures from 2016–2026 of daily weather at this spot (ERA5 reanalysis via Open-Meteo, CC BY 4.0), in °F. Typical is the median; coldest and hottest are the extremes seen.
Nearby campgrounds
- Warwick Conservation Area · City & Municipal Parks · 14 mi · 230 sites
- Mooretown Campground · City & Municipal Parks · 14 mi
- Cathcart Campground · City & Municipal Parks · 17 mi
- A.W. Campbell Conservation Area · City & Municipal Parks · 18 mi · 140 sites
- Branton Cundick Campground · City & Municipal Parks · 18 mi
All public campgrounds in Ontario · Every state and province · Facts read from the operator 2026-08-30. Confirm fees, rules and current status with the operator before you go.