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Thunder Bay weather in January

Weather in Thunder Bay: January

Average day temperature: 15.0°F
Average night temperature: 11.4°F
Sea water temperature: 34.4°F
Number of sunny days: 4 days
Day length: 8.4 - 9.5 hours
Number of rainy days: 0 days
Precipitation totals: 0.3 in.

Air temperature in January, °F

Show year:
2024
2023
2022

The highest day temperature during January of 2024 was 35°F. At the same time the lowest night temperature was -7°F. Day and night temperature averages during January were 17.3°F and 14.9°F.

Sea water temperature in Thunder Bay in January, °F

Show year:
2024
2023
2022

The average sea water temperature in January of 2024 was 35.0°F. The highest and lowest sea temperatures during the month were 37.0°F and 33.4°F.

Sunny, partly cloudy and cloudy days

Mostly all days in January are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in January, in.

Precipitation total value in Thunder Bay in January is 0.3 in. Other months of the year show relatively similar values.

Wind speed in January, mph

The average wind speed value in January is 8.2 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in January is: 3.1.

Best time for vacation in Thunder Bay

Sunniest months:
September 15 days
August 14 days
July 12 days
Warmest months:
July 69.3 °F
August 68.9 °F
June 62.8 °F
Warmest sea temp:
August 63.5 °F
September 60.2 °F
July 59.3 °F
Coldest months:
February 14.2 °F
January 15.0 °F
December 22.1 °F
Rainiest months:
August 3 days
September 2 days
April 2 days
Windiest months:
November 9.7 mph
December 9.2 mph
April 9.1 mph

Thunder Bay on a weather map

Thunder Bay
+45°F
SW 6 mph
Feels like: +39°F
Precip.: 0%
Places in Canada:
Name
°F
+45°F
+46°F
+36°F
+52°F
+68°F
+34°F
+16°F
+48°F
+52°F
+63°F
+61°F
+36°F
+48°F
+64°F
24 Hours Forecast
Thunder Bay
Local time: 19:15
November 05, tuesday
2100
43°F
S
9 mph
November 06, wednesday
0000
41°F
S
9 mph
0300
41°F
SE
6 mph
0600
39°F
SE
6 mph
0900
39°F
SE
6 mph
1200
39°F
SE
6 mph
1500
39°F
E
4 mph
1800
37°F
NE
4 mph
Units of measurement: °C / °F