Weather Thunder Bay week
Weather forecast for Thunder Bay for this and next week.
Monday, Sep 8
61 / 50°F
| 0.00 in | 5 mph |
| 46 °F | 45 °F | 2 am | |
| 46 °F | 45 °F | 8 am | |
| 61 °F | 57 °F | 2 pm | |
| 55 °F | 54 °F | 8 pm |
sunrise 7:24 am
sunset 8:23 pm
HOURLY
sunset 8:23 pm
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Weather forecast Thunder Bay, Ontario extended forecast
| Time | State Temp. Feels like | Precip. | Wind | Pressure | Humidity | Dew | total |
Fog | Low |
Middle |
High |
||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Monday 09/08/2025 |
|||||||||||||
| 2 AM | overcast | 46 °F 45 °F |
0.0 in | 7 fps 5 mph west-northwest |
30.1 in | 86 % | 43 °F | 96 % | 0% | 0% | 3% | 96% | |
| 8 AM | overcast | 46 °F 45 °F |
0.0 in | 4 fps 3 mph west-northwest |
30.2 in | 92 % | 45 °F | 95 % | 0% | 12% | 95% | 0% | |
| 2 PM | overcast | 61 °F 59 °F |
0.0 in | 8 fps 5 mph south-southwest |
30.2 in | 56 % | 43 °F | 100 % | 0% | 62% | 97% | 100% | |
| 8 PM | overcast | 55 °F 54 °F |
0.0 in | 8 fps 5 mph south |
30.1 in | 76 % | 46 °F | 99 % | 0% | 12% | 82% | 96% | |
Tuesday 09/09/2025 |
|||||||||||||
| 2 AM | overcast | 50 °F 48 °F |
0.0 in | 2 fps 1 mph south-southeast |
30.2 in | 86 % | 46 °F | 100 % | 0% | 11% | 7% | 100% | |
| 8 AM | overcast | 54 °F 54 °F |
0.02 in | 5 fps 4 mph east-southeast |
30.1 in | 89 % | 50 °F | 100 % | 0% | 88% | 100% | 100% | |
| 2 PM | heavy rain | 57 °F 57 °F |
0.25 in | 12 fps 8 mph east-southeast |
30.0 in | 83 % | 52 °F | 100 % | 0% | 24% | 99% | 100% | |
| 8 PM | overcast | 54 °F 54 °F |
0.00 in | 8 fps 6 mph northeast |
30.0 in | 98 % | 54 °F | 100 % | 0% | 99% | 73% | 100% | |
Thunder Bay, Ontario - information
State: OntarioGPS coordinates: 48.3820; -89.2502
Time zone: America / Toronto
time difference in hours with time in NY is -6 hours
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Data source
Weather forecast for Thunder Bay is supplied by MET Norway Norwegian Meteorological Institute and the NRK.Feels like
To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.Weather with Meteobox for your website
Astronomical information Thunder Bay
data are always in the local timeSun and light
Sept. 8, 2025
| Sunrise: | Sunset: |
| 7:24 am | 8:23 pm |
| Noon: | Length of day: |
| 1:54 pm | 12:59 |
| Start of civil twilight*: | End of civil twilight*: |
| 6:51 am | 8:56 pm |
| Start of nautical twilight*: | End of nautical twilight*: |
| 6:14 am | 9:33 pm |
| Start of astronomical twilight*: | End of astronomical twilight*: |
| 5:33 am | 10:13 pm |
| * What is Twilight? | |
Moon and moon phases
| Moonrise: | Moonset: |
| 09/07/2025 8:27 pm | 09/08/2025 8:26 am |
| Next new moon: | Next full moon: |
| 09/21/2025 | 10/06/2025 |
