Currently: 18 °F. Light snow. Overcast. (Weather station: Thunder Bay, Canada). See more current weatherThunder Bay Extended Forecast with high and low temperatures
2 Week Extended Forecast in Thunder Bay, Ontario, Canada
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| Conditions | Comfort | Precipitation | Sun | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | Temperature | Weather | Feels Like | Wind | Humidity | Chance | Amount | UV | Sunrise | Sunset | ||
| Fri Dec 5 |  | 23 / 9 °F | Cloudy. | 13 °F | 7 mph | ↑ | 72% | 3% | 0.00" | 0 (Low) | 8:32 am | 5:02 pm |
| Sat Dec 6 |  | 16 / 3 °F | Sunny. | 0 °F | 9 mph | ↑ | 50% | 4% | 0.00" | 0 (Low) | 8:33 am | 5:02 pm |
| Sun Dec 7 |  | 14 / -2 °F | Mostly sunny. | 0 °F | 11 mph | ↑ | 54% | 0% | 0.00" | 0 (Low) | 8:34 am | 5:02 pm |
| Mon Dec 8 | | 20 / -3 °F | Overcast. | 6 °F | 11 mph | ↑ | 72% | 1% | 0.00" | 0 (Low) | 8:35 am | 5:02 pm |
| Tue Dec 9 |  | 21 / 5 °F | Light snow. Overcast. | 15 °F | 4 mph | ↑ | 75% | 21% | 0.74" | 0 (Low) | 8:36 am | 5:02 pm |
| Wed Dec 10 |  | 13 / 1 °F | Morning clouds. | -4 °F | 11 mph | ↑ | 53% | 5% | 0.00" | 0 (Low) | 8:37 am | 5:02 pm |
| Thu Dec 11 | | 18 / 1 °F | Scattered clouds. | 6 °F | 9 mph | ↑ | 65% | 0% | 0.00" | 0 (Low) | 8:38 am | 5:02 pm |
| Fri Dec 12 | | 19 / 5 °F | Light snow late. Mostly cloudy. | 8 °F | 10 mph | ↑ | 70% | 54% | 0.20" | 0 (Low) | 8:39 am | 5:02 pm |
| Sat Dec 13 | | 23 / 5 °F | Snow late. Overcast. | 10 °F | 12 mph | ↑ | 86% | 60% | 2.16" | 0 (Low) | 8:40 am | 5:02 pm |
| Sun Dec 14 | | 22 / 9 °F | Light snow. Cloudy. | 6 °F | 21 mph | ↑ | 71% | 58% | 1.60" | 0 (Low) | 8:41 am | 5:02 pm |
| Mon Dec 15 | | 18 / 10 °F | Afternoon clouds. | 9 °F | 6 mph | ↑ | 64% | 5% | 0.00" | 0 (Low) | 8:42 am | 5:02 pm |
| Tue Dec 16 | | 19 / 14 °F | Moderate snow. Overcast. | 6 °F | 10 mph | ↑ | 85% | 77% | 6.32" | 0 (Low) | 8:42 am | 5:02 pm |
| Wed Dec 17 | | 20 / 14 °F | Mostly sunny. | 11 °F | 7 mph | ↑ | 77% | 6% | 0.00" | 0 (Low) | 8:43 am | 5:03 pm |
| Thu Dec 18 | | 23 / 14 °F | Moderate snow. Overcast. | 9 °F | 14 mph | ↑ | 88% | 76% | 6.23" | 0 (Low) | 8:44 am | 5:03 pm |
| Fri Dec 19 | | 20 / 15 °F | Light snow late. Broken clouds. | 6 °F | 16 mph | ↑ | 82% | 57% | 2.59" | 0 (Low) | 8:44 am | 5:03 pm |
| * Updated Thursday, December 4, 2025 4:24:05 pm Thunder Bay time - Weather by CustomWeather, © 2025 | ||||||||||||