Weather forecast for 10 days
Thunder Bay, Canada

Weather forecast for the weekend

Saturday, 03. May

Partly Cloudy
6:31 am

9:15 pm
EDT
Partly Cloudy
14°C / 2°C
  • Wind: 23km/h SSW
  • Humidity: 66%
  • Precip. probability: 8%
  • Precipitation: 0mm
  • UV index: 5
On Saturday, May 3, sun and clouds will share the sky, creating a partly cloudy day.
Snow is not expected for tomorrow.
The temperature is anticipated to vary between a mild 14°C and a wintry 2°C.
Tomorrow, the forecasted high temperature will be moderately lower than the average May peak of 16.2°C.
Sunrise will be at 6:31 am and sunset at 9:15 pm; tomorrow's daylight will last for 14h and 44min.

Sunday, 04. May

Sunny
6:30 am

9:17 pm
EDT
Sunny
11°C / 2°C
  • Wind: 17km/h E
  • Humidity: 72%
  • Precip. probability: 8%
  • Precipitation: 0mm
  • UV index: 6
On Sunday, in Thunder Bay, the outlook remains bright and sunny.
Snow is not expected.
The temperature scale will run from a maximum of a cool 11°C to a minimum of a wintry 2°C.
Temperatures are trending colder, with a peak resembling April's average maximum rather than May's seasonal high.
Sunrise will be at 6:30 am and sunset at 9:17 pm; the daylight will last for 14h and 47min.

Frequently asked questions

What is the weather forecast for Thunder Bay for tomorrow?
Tomorrow, moments of sunshine will break through the patchy clouds.
Will it snow tomorrow?
No, it will not snow tomorrow.
What will be the maximum temperature tomorrow?
Tomorrow, the maximum temperature will be 14°C, while the minimum temperature will be 2°C.
The highest temperature will be relatively lower than the average maximum of 16.2°C in May. Tomorrow, the lowest temperature will be in line with the average low temperature.
When is the sunrise / sunset tomorrow?
On Saturday, in Thunder Bay, sunrise will be at 6:31 am and sunset at 9:15 pm (EDT).
How many hours of daylight will Thunder Bay have tomorrow?
Tomorrow, the daylight will last for 14h and 44min.
What is the weather forecast for Thunder Bay for Sunday?
On Sunday, in Thunder Bay, the outlook remains bright and sunny.
Will it snow on Sunday?
No, it will not snow on Sunday.
What will be the highest temperature on Sunday?
On Sunday, the highest temperature will be 11°C, while the lowest temperature will be 2°C.
What is the weather forecast for Thunder Bay for the next ten days?
In Thunder Bay, a combination of cloud-filled, clear and wintry weather is anticipated for the next ten days.
Will it snow in the next ten days?
Snow is forecasted only for today. With a probability of 92%, minimal precipitation of 2mm is expected.
How warm will it be in the next ten days?
The maximum temperature will vary between 8°C and 16°C, as the minimum temperature will be between -1°C and 8°C.
What will be the warmest and the coldest days?
With a maximum temperature of 16°C, Tuesday, next Friday and Saturday will be the warmest days. Today is the coldest day, with a maximum temperature of 8°C.

Long-term weather forecast

Fri02.May
  • 8°C
  • -1°C
AM Snow
AM Snow
  • Wind: 14km/h NNE
  • Humidity: 77%
  • UV index: 3
  • Precip. probability: 92%
  • Precipitation: 2mm
  • 6:33 am 9:14 pm EDT
Sat03.May
  • 14°C
  • 2°C
Partly Cloudy
Partly Cloudy
  • Wind: 23km/h SSW
  • Humidity: 66%
  • UV index: 5
  • Precip. probability: 8%
  • Precipitation: 0mm
  • 6:31 am 9:15 pm EDT
Sun04.May
  • 11°C
  • 2°C
Sunny
Sunny
  • Wind: 17km/h E
  • Humidity: 72%
  • UV index: 6
  • Precip. probability: 8%
  • Precipitation: 0mm
  • 6:30 am 9:17 pm EDT
Mon05.May
  • 13°C
  • 4°C
Mostly Sunny
Mostly Sunny
  • Wind: 16km/h E
  • Humidity: 67%
  • UV index: 6
  • Precip. probability: 6%
  • Precipitation: 0mm
  • 6:28 am 9:18 pm EDT
Tue06.May
  • 16°C
  • 3°C
Partly Cloudy
Partly Cloudy
  • Wind: 17km/h SE
  • Humidity: 64%
  • UV index: 6
  • Precip. probability: 18%
  • Precipitation: 0mm
  • 6:26 am 9:20 pm EDT
Wed07.May
  • 9°C
  • 0°C
Partly Cloudy
Partly Cloudy
  • Wind: 18km/h NE
  • Humidity: 63%
  • UV index: 6
  • Precip. probability: 14%
  • Precipitation: 0mm
  • 6:25 am 9:21 pm EDT
Thu08.May
  • 10°C
  • 1°C
Partly Cloudy
Partly Cloudy
  • Wind: 18km/h ESE
  • Humidity: 58%
  • UV index: 6
  • Precip. probability: 3%
  • Precipitation: 0mm
  • 6:23 am 9:23 pm EDT
Fri09.May
  • 16°C
  • 8°C
Mostly Sunny
Mostly Sunny
  • Wind: 21km/h SSW
  • Humidity: 60%
  • UV index: 6
  • Precip. probability: 4%
  • Precipitation: 0mm
  • 6:22 am 9:24 pm EDT
Sat10.May
  • 16°C
  • 5°C
Partly Cloudy
Partly Cloudy
  • Wind: 16km/h NE
  • Humidity: 68%
  • UV index: 6
  • Precip. probability: 18%
  • Precipitation: 0mm
  • 6:21 am 9:25 pm EDT
Sun11.May
  • 12°C
  • 5°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 17km/h ENE
  • Humidity: 67%
  • UV index: 5
  • Precip. probability: 16%
  • Precipitation: 0mm
  • 6:19 am 9:27 pm EDT
During the ten-day period, cloudy, bright and wintry weather is expected.
Rain is not predicted in Thunder Bay in the upcoming days.
With a probability of 92%, snowfall is anticipated only today. The precipitation will be minimal at 2mm.
The temperature will vary considerably throughout the forecast window. Forecast highs will fluctuate between 8°C and 16°C, while the fluctuation in night temperatures will be also significant, as the minimum temperature is expected to range between -1°C and 8°C.
Tuesday, next Friday and Saturday, with the highest temperature of 16°C, will be the warmest days in Thunder Bay; today is the coldest day, with a maximum temperature of 8°C.
Updated: May 2, 2025 @ 11:16:26 UTC
Published by: Weather Atlas | About Us
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