Currently: 36 °F. 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 Mar 21 | | 41 / 31 °F | Overcast. | 34 °F | 8 mph | ↑ | 67% | 2% | 0.00" | 3 (Moderate) | 7:26 am | 7:38 pm |
| Sun Mar 22 |  | 48 / 36 °F | Sprinkles. Overcast. | 39 °F | 15 mph | ↑ | 73% | 52% | 0.06" | 0 (Low) | 7:24 am | 7:39 pm |
| Mon Mar 23 |  | 38 / 26 °F | Snow changing to rain. Decreasing cloudiness. | 29 °F | 14 mph | ↑ | 48% | 52% | 0.46" | 3 (Moderate) | 7:22 am | 7:40 pm |
| Tue Mar 24 |  | 39 / 18 °F | Light snow late. Afternoon clouds. | 28 °F | 11 mph | ↑ | 47% | 46% | 0.06" | 3 (Moderate) | 7:20 am | 7:41 pm |
| Wed Mar 25 | | 46 / 26 °F | Sprinkles late. Overcast. | 39 °F | 11 mph | ↑ | 58% | 22% | 0.02" | 3 (Moderate) | 7:19 am | 7:42 pm |
| Thu Mar 26 |  | 53 / 35 °F | Rain. Overcast. | 46 °F | 16 mph | ↑ | 82% | 72% | 0.43" | 0 (Low) | 7:17 am | 7:44 pm |
| Fri Mar 27 |  | 35 / 22 °F | Breaks of sun late. | 24 °F | 15 mph | ↑ | 35% | 21% | 0.17" | 0 (Low) | 7:15 am | 7:45 pm |
| Sat Mar 28 | | 35 / 23 °F | Light snow. Cloudy. | 17 °F | 21 mph | ↑ | 48% | 22% | 0.36" | 0 (Low) | 7:13 am | 7:46 pm |
| Sun Mar 29 | | 34 / 25 °F | Light snow late. Afternoon clouds. | 22 °F | 17 mph | ↑ | 40% | 48% | 0.17" | 3 (Moderate) | 7:11 am | 7:47 pm |
| Mon Mar 30 | | 41 / 30 °F | Light snow early. Overcast. | 33 °F | 12 mph | ↑ | 56% | 49% | 0.12" | 0 (Low) | 7:10 am | 7:48 pm |
| Tue Mar 31 | | 44 / 29 °F | Partly cloudy. | 38 °F | 11 mph | ↑ | 30% | 5% | 0.00" | 3 (Moderate) | 7:08 am | 7:49 pm |
| Wed Apr 1 | | 45 / 28 °F | Rain. Overcast. | 36 °F | 22 mph | ↑ | 95% | 72% | 1.53" | 0 (Low) | 7:06 am | 7:50 pm |
| Thu Apr 2 | | 56 / 29 °F | Cloudy. | 53 °F | 8 mph | ↑ | 59% | 49% | 0.02" | 3 (Moderate) | 7:05 am | 7:52 pm |
| Fri Apr 3 |  | 57 / 36 °F | Heavy rain. Overcast. | 54 °F | 8 mph | ↑ | 95% | 85% | 1.15" | 0 (Low) | 7:03 am | 7:53 pm |
| Sat Apr 4 | | 56 / 42 °F | Light rain. Cloudy. | 51 °F | 21 mph | ↑ | 58% | 66% | 0.20" | 3 (Moderate) | 7:01 am | 7:54 pm |
| * Updated Saturday, March 21, 2026 11:24:08 am St. Thomas time - Weather by CustomWeather, © 2026 | ||||||||||||