Thunder Bay, ON - 7 Day Forecast (2024)

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Current ConditionsObserved at: Thunder Bay Airport

  • Past 24 hours
  • Weather Radar
  • Satellite
  • Lightning

Thunder Bay, ON - 7 Day Forecast (1)

18°C

  • °C
  • °F
Observed at:
Thunder Bay Airport
Date:
Condition:
Mostly Cloudy
Pressure:
101.0 kPa
Tendency:
Rising
Temperature:
17.8°C
Dew point:
11.1°C
Humidity:
65%
Wind:
W 9 km/h
Visibility:
32 km

Thunder Bay, ON - 7 Day Forecast (2)

18°C

Condition:
Mostly Cloudy
Pressure:
101.0 kPa
Tendency:
Rising
Temperature:
17.8°C
Dew point:
11.1°C
Humidity:
65%
Wind:
W 9 km/h
Visibility:
32 km

Thunder Bay, ON - 7 Day Forecast (3)

Mostly Cloudy

18°C

  • °C
  • °F
Wind:
W 9 km/h
More details
Temperature:
17.8°C
Pressure:
101.0 kPa
Dew point:
11.1°C
Visibility:
32 km
Humidity:
65%
Date:
Observed at:
Thunder Bay Airport

Past 24 hour Conditions

Weather Radar

Satellite

Lightning

Alerts

Jet Stream

Hourly Forecast

Air Quality

Historical Weather

ForecastForecast issued:

  • Hourly Forecast
  • Air Quality
  • Alerts
  • Jet Stream

Mon17 Jun

22°C40%Chance of showers

Tonight

Thunder Bay, ON - 7 Day Forecast (5)

10°C

40%

Chance of showers

Tue
18 Jun

Thunder Bay, ON - 7 Day Forecast (6)

24°C

60%

Chance of showers

Night

Thunder Bay, ON - 7 Day Forecast (7)

17°C

70%

Chance of showers

Wed
19 Jun

Thunder Bay, ON - 7 Day Forecast (8)

23°C

30%

Chance of showers

Night

Thunder Bay, ON - 7 Day Forecast (9)

11°C

Cloudy

Fri
21 Jun

Thunder Bay, ON - 7 Day Forecast (12)

21°C

Cloudy

Night

Thunder Bay, ON - 7 Day Forecast (13)

11°C

Cloudy

Sat
22 Jun

Thunder Bay, ON - 7 Day Forecast (14)

21°C

Cloudy

Night

Thunder Bay, ON - 7 Day Forecast (15)

11°C

Cloudy periods

Sun
23 Jun

Thunder Bay, ON - 7 Day Forecast (16)

24°C

A mix of sun and cloud

Detailed ForecastForecast issued:

DateDetailed Forecast
TodayIncreasing cloudiness. 40 percent chance of showers late this afternoon. Fog patches dissipating this morning. High 22. UV index 7 or high.
TonightPartly cloudy with 40 percent chance of showers this evening and after midnight. Showers beginning overnight. Risk of a thunderstorm overnight. Fog patches developing near midnight. Low 10.
Tue, 18 JunShowers ending in the morning then cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Fog patches dissipating in the morning. Wind becoming east 20 km/h in the morning. High 24. Humidex 29. UV index 7 or high.
NightCloudy with 70 percent chance of showers. Low 17.
Wed, 19 JunCloudy with 30 percent chance of showers. High 23.
NightCloudy. Low 11.
Thu, 20 JunSunny. High 21.
NightClear. Low 11.
Fri, 21 JunA mix of sun and cloud. High 21.
NightCloudy. Low 11.
Sat, 22 JunCloudy. High 21.
NightCloudy periods. Low 11.
Sun, 23 JunA mix of sun and cloud. High 24.
NormalsMax22°C.Min9°C.Sunrise5:55 EDTSunset22:01 EDT

Detailed ForecastForecast issued:

Today22°C

Increasing cloudiness. 40 percent chance of showers late this afternoon. Fog patches dissipating this morning. High 22. UV index 7 or high.

Thunder Bay, ON - 7 Day Forecast (18)

Tonight
10°C

Partly cloudy with 40 percent chance of showers this evening and after midnight. Showers beginning overnight. Risk of a thunderstorm overnight. Fog patches developing near midnight. Low 10.

Thunder Bay, ON - 7 Day Forecast (19)

Tue, 18 Jun
24°C

Showers ending in the morning then cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Fog patches dissipating in the morning. Wind becoming east 20 km/h in the morning. High 24. Humidex 29. UV index 7 or high.
Night:Cloudy with 70 percent chance of showers. Low 17.

Thunder Bay, ON - 7 Day Forecast (20)

Wed, 19 Jun
23°C

Cloudy with 30 percent chance of showers. High 23.
Night:Cloudy. Low 11.

Thunder Bay, ON - 7 Day Forecast (21)

Thu, 20 Jun
21°C

Sunny. High 21.
Night:Clear. Low 11.

Thunder Bay, ON - 7 Day Forecast (22)

Fri, 21 Jun
21°C

A mix of sun and cloud. High 21.
Night:Cloudy. Low 11.

Thunder Bay, ON - 7 Day Forecast (23)

Sat, 22 Jun
21°C

Cloudy. High 21.
Night:Cloudy periods. Low 11.

Thunder Bay, ON - 7 Day Forecast (24)

Sun, 23 Jun
24°C

A mix of sun and cloud. High 24.

Normals:
Max22°C.Min9°C.
Sunrise:
5:55 EDT
Sunset:
22:01 EDT

Averages and extremes

17 Jun
Average high
  • 20.8°C
Average low
  • 7.5°C
Highest temperature (1942-2004)
  • 31.7°C
  • 1970
Lowest temperature (1942-2004)
  • 0.6°C
  • 1950
Greatest precipitation (1942-2004)
  • 26.6 mm
  • 1994
Greatest rainfall (1942-2003)
  • 26.6 mm
  • 1994
Greatest snowfall (1942-2003)
  • 0.0 cm
Most snow on the ground (1955-2004)
  • 0.0 cm
Monthly frequency of precipitation
  • n/a

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

Yesterday's Data

  • Historical Weather

Max:
18.1°C

Min:
12.4°C

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Thunder Bay, ON - 7 Day Forecast (2024)
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