Lake Simcoe

Lake Large Ontario lake noted for boating and fisheries

North of Toronto, Lake Simcoe anchors Ontario cottage country-sailing, summer boating and winter ice fishing are core activities. Nearby Orillia and Barrie provide marinas, waterfront dining and access to provincial parks.

Main image

Lake Simcoe is a freshwater lake in southern Ontario, Canada, located north of the Greater Toronto Area. It is a regional recreational centre with towns and cities along its shores that support boating, fishing and seasonal tourism.

The lake is used extensively for recreational boating, sport fishing and ice fishing in winter. Popular shoreline areas include municipal beaches, marinas, and provincial parks that draw day visitors from the nearby metropolitan area.

Historically the lake and its islands have supported Indigenous communities and later European settlement; towns such as Barrie and Orillia developed on its shores and became regional transport and commercial centres.

Lake Simcoe lies roughly north of the Toronto metropolitan area, within central southern Ontario, and is bounded by several townships and cities along its irregular shoreline.

  • Major towns on the shore: Shoreline towns including **Barrie** and **Orillia** are major access points with marinas, ferry services and seasonal recreation.

What to See #

  • Kempenfelt Bay: A large shallow bay at the lake's southwestern end that hosts the city of Barrie and major waterfront facilities.
  • Cook's Bay: The southern arm of the lake containing the city of Orillia and several recreational marinas and beaches.
Lake Simcoe
44.4236, -79.3712

How to Get to Lake Simcoe #

Lake Simcoe is north of the Toronto region and is reachable by both car and public transit. By car take Highway 400 north from Toronto; the drive to the southern/lakeshore towns (for example Barrie/Allandale area) is roughly 80-100 km and typically about 1-1.5 hours depending on traffic.

By public transport GO Transit serves the Barrie corridor from Toronto to Allandale Waterfront/Barrie; from those stations the lakeshore and downtown lakeside areas are a short walk or local bus ride.

Tips for Visiting Lake Simcoe #

  • Use Barrie or Orillia waterfronts as convenient bases for public access and services rather than busy boat launches; weekday mornings are noticeably quieter on the water.
  • To avoid the summer weekend boating crowds, plan outings for weekdays or early mornings and use smaller municipal launch sites and conservation-area access points maintained by regional authorities.
  • Consider the shoulder seasons (late spring, early fall) for fewer crowds and good fishing; winter offers ice-fishing and skating in managed areas but requires local guidance and confirmed ice conditions.

Best Time to Visit Lake Simcoe #

Late spring through early autumn is best for boating and fishing; winter is for ice activities if you are prepared for cold conditions.

Late spring-summer
May-September · ~15-25°C
Best time for boating, swimming and fishing; warm days and long daylight.
Winter (ice season)
December-March · ~ -20-0°C
Lake typically freezes and supports ice fishing and winter recreation, but conditions can be harsh.

Weather & Climate near Lake Simcoe #

Climate

Lake Simcoe's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with mild summers (peaking in July) and freezing winters (coldest in February). Temperatures range from -12°C to 25°C. Moderate rainfall (926 mm/year), distributed fairly evenly throughout the year.

Temperature & Rainfall
Temperature Range
25°
Warmest Month
-12°
Coldest Month
Monthly Conditions

January

January is freezing with highs of -3°C and lows of -12°C. Moderate rainfall (75 mm).

Comfort

-7°
Feels Like Freezing
-7°C
Temperature
-12° -3°

Weather

75 mm
Rainfall
4.5 m/s
Wind
Light Breeze

February

February is the coldest month with highs of -3°C and lows of -12°C. Moderate rainfall (57 mm).

Comfort

-8°
Feels Like Freezing
-8°C
Temperature
-12° -3°

Weather

57 mm
Rainfall
4.2 m/s
Wind
Light Breeze

March

March is freezing with highs of 1°C and lows of -8°C. Moderate rainfall (59 mm).

Comfort

-4°
Feels Like Freezing
-4°C
Temperature
-8°

Weather

59 mm
Rainfall
4.3 m/s
Wind
Light Breeze

April

April is cold with highs of 7°C and lows of -1°C. Moderate rainfall (67 mm).

Comfort

Feels Like Cold
C
Temperature
-1°

Weather

67 mm
Rainfall
4.3 m/s
Wind
Light Breeze

May

May is cold with highs of 15°C and lows of 5°C. Regular rainfall (83 mm).

Comfort

10°
Feels Like Cold
10°C
Temperature
15°

Weather

83 mm
Rainfall
3.8 m/s
Wind
Light Breeze

June

June is cool with highs of 21°C and lows of 11°C. Regular rainfall (85 mm).

Comfort

16°
Feels Like Cool
16°C
Temperature
11° 21°

Weather

85 mm
Rainfall
3.4 m/s
Wind
Light Breeze

July

July is the warmest month with highs of 25°C and lows of 14°C. Moderate rainfall (76 mm).

Comfort

20°
Feels Like Mild
20°C
Temperature
14° 25°

Weather

76 mm
Rainfall
3.3 m/s
Wind
Light Breeze

August

August is mild with highs of 24°C and lows of 15°C. Regular rainfall (86 mm).

Comfort

19°
Feels Like Mild
19°C
Temperature
15° 24°

Weather

86 mm
Rainfall
3.2 m/s
Wind
Light Breeze

September

September is cool with highs of 20°C and lows of 12°C. Regular rainfall (91 mm).

Comfort

16°
Feels Like Cool
16°C
Temperature
12° 20°

Weather

91 mm
Rainfall
3.5 m/s
Wind
Light Breeze

October

October is cool with highs of 14°C and lows of 7°C. Moderate rainfall (76 mm).

Comfort

10°
Feels Like Cool
10°C
Temperature
14°

Weather

76 mm
Rainfall
4.0 m/s
Wind
Light Breeze

November

November is cold with highs of 7°C and lows of 1°C. The wettest month with 93 mm of rain.

Comfort

Feels Like Cold
C
Temperature

Weather

93 mm
Rainfall
4.4 m/s
Wind
Light Breeze

December

December is freezing with highs of 2°C and lows of -5°C. Moderate rainfall (78 mm).

Comfort

-2°
Feels Like Freezing
-2°C
Temperature
-5°

Weather

78 mm
Rainfall
4.7 m/s
Wind
Light Breeze

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