Currently: 28 °F. Light snow. Overcast. (Weather station: London Weather Station, Canada). See more current weatherSt. Thomas Extended Forecast with high and low temperatures
2 Week Extended Forecast in St. Thomas, Ontario, Canada
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| Conditions | Comfort | Precipitation | Sun | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | Temperature | Weather | Feels Like | Wind | Humidity | Chance | Amount | UV | Sunrise | Sunset | ||
| Sat Dec 6 |  | 31 / 22 °F | Light snow. Overcast. | 21 °F | 11 mph | ↑ | 78% | 49% | 0.58" | 0 (Low) | 7:40 am | 4:50 pm |
| Sun Dec 7 | | 30 / 20 °F | Light snow. Overcast. | 20 °F | 10 mph | ↑ | 82% | 72% | 1.32" | 0 (Low) | 7:41 am | 4:50 pm |
| Mon Dec 8 |  | 21 / 11 °F | Cloudy. | 12 °F | 7 mph | ↑ | 51% | 5% | 0.00" | 0 (Low) | 7:42 am | 4:50 pm |
| Tue Dec 9 | | 35 / 20 °F | Light snow. Overcast. | 20 °F | 20 mph | ↑ | 86% | 64% | 1.48" | 0 (Low) | 7:43 am | 4:50 pm |
| Wed Dec 10 |  | 38 / 32 °F | Rain. Overcast. | 27 °F | 21 mph | ↑ | 91% | 71% | 1.37" | 0 (Low) | 7:44 am | 4:50 pm |
| Thu Dec 11 | | 33 / 28 °F | Snow. Overcast. | 23 °F | 11 mph | ↑ | 90% | 64% | 3.22" | 0 (Low) | 7:45 am | 4:50 pm |
| Fri Dec 12 | | 29 / 18 °F | Light snow. Cloudy. | 8 °F | 15 mph | ↑ | 76% | 43% | 1.07" | 0 (Low) | 7:46 am | 4:50 pm |
| Sat Dec 13 |  | 23 / 14 °F | Morning clouds. | 8 °F | 15 mph | ↑ | 81% | 15% | 0.07" | 0 (Low) | 7:46 am | 4:51 pm |
| Sun Dec 14 | | 22 / 15 °F | Light snow late. Overcast. | 7 °F | 15 mph | ↑ | 89% | 52% | 0.92" | 0 (Low) | 7:47 am | 4:51 pm |
| Mon Dec 15 | | 28 / 19 °F | Overcast. | 14 °F | 12 mph | ↑ | 83% | 6% | 0.00" | 0 (Low) | 7:48 am | 4:51 pm |
| Tue Dec 16 | | 27 / 20 °F | Light snow. Cloudy. | 9 °F | 22 mph | ↑ | 83% | 52% | 0.85" | 0 (Low) | 7:49 am | 4:51 pm |
| Wed Dec 17 | | 23 / 15 °F | Light snow late. Cloudy. | 9 °F | 13 mph | ↑ | 89% | 49% | 0.30" | 0 (Low) | 7:49 am | 4:52 pm |
| Thu Dec 18 | | 24 / 16 °F | Light snow. Overcast. | 11 °F | 12 mph | ↑ | 85% | 52% | 0.80" | 0 (Low) | 7:50 am | 4:52 pm |
| Fri Dec 19 | | 28 / 22 °F | Moderate snow. Overcast. | 10 °F | 17 mph | ↑ | 98% | 78% | 8.54" | 0 (Low) | 7:51 am | 4:52 pm |
| Sat Dec 20 | | 30 / 20 °F | Overcast. | 19 °F | 14 mph | ↑ | 81% | 39% | 0.09" | 0 (Low) | 7:51 am | 4:53 pm |
| * Updated Saturday, December 6, 2025 4:24:07 am St. Thomas time - Weather by CustomWeather, © 2025 | ||||||||||||