St. Thomas, ON
Current Conditions
Mainly Sunny
- Wind:
- N 14 km/h
- N 9 mph
- Humidex:
- 23
- 74
More details
- Temperature:
- 20.1°C
- 68.2° F
- Pressure:
- 101.4 kPa
- 29.9 inches
- Dew point:
- 13.7°C
- 56.7°F
- Visibility:
- 24 km
- 15 miles
- Humidity:
- 66%
- Date:
- 9:00 AM EDT Tuesday 17 July 2018
- Observed at:
- London Int'l Airport
ForecastForecast issued: 5:00 AM EDT Tuesday 17 July 2018
18 Jul
25°C77°F
Sunny
12°C54°F
Clear
19 Jul
28°C82°F
Sunny
17°C63°F
Cloudy periods
20 Jul
27°C81°F
A mix of sun and cloud
20°C68°F
40%
Chance of showers
21 Jul
25°C77°F
40%
Chance of showers
19°C66°F
60%
Chance of showers
22 Jul
24°C75°F
40%
Chance of showers
18°C64°F
30%
Chance of showers
23 Jul
24°C75°F
Sunny
| date | Detailed Forecast |
|---|---|
| Today | A mix of sun and cloud. Becoming sunny this morning. Wind becoming northwest 20 km/h gusting to 40 this morning. High 26. Humidex 29. UV index 8 or very high. |
| Tonight | Clear. Wind northwest 20 km/h gusting to 40 becoming light this evening. Low 13. |
| Wed, 18 Jul | Sunny. High 25. UV index 9 or very high. |
| Night | Clear. Low 12. |
| Thu, 19 Jul | Sunny. High 28. |
| Night | Cloudy periods. Low 17. |
| Fri, 20 Jul | A mix of sun and cloud. High 27. |
| Night | Cloudy periods with 40 percent chance of showers. Low 20. |
| Sat, 21 Jul | Cloudy with 40 percent chance of showers. High 25. |
| Night | Cloudy with 60 percent chance of showers. Low 19. |
| Sun, 22 Jul | Cloudy with 40 percent chance of showers. High 24. |
| Night | Cloudy periods with 30 percent chance of showers. Low 18. |
| Mon, 23 Jul | Sunny. High 24. |
| Normals | Max 27°C.81°F. Min 16°C.61°F. | Sunrise | 6:02 EDT | Sunset | 21:00 EDT |
|---|
ForecastForecast issued: 5:00 AM EDT Tuesday 17 July 2018
Detailed ForecastForecast issued: 5:00 AM EDT Tuesday 17 July 2018
13°C55°F
25°C77°F
28°C82°F
27°C81°F
25°C77°F
24°C75°F
24°C75°F
- Normals:
- Max 27°C.81°F. Min 16°C.61°F.
- Sunrise:
- 6:02 EDT
- Sunset:
- 21:00 EDT
Averages and extremes
12 July
- Average high
- 26.3°C79.3°F
- Average low
- 14.6°C58.3°F
- Highest temperature (1941-2002)
- 32.2°C90.0°F
- 1952
- Lowest temperature (1941-2002)
- 6.0°C42.8°F
- 1978
- Greatest precipitation (1941-2002)
- 43.0 mm1.69 inches
- 1994
- Greatest rainfall (1941-2002)
- 43.0 mm1.69 inches
- 1994
- Greatest snowfall (1941-2002)
- 0.0 cm0.0 inches
- Most snow on the ground (1955-2002)
- 0.0 cm0.0 inches
- Monthly frequency of precipitation
- 36 %
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
13 July
- Average high
- 26.3°C79.3°F
- Average low
- 14.7°C58.5°F
- Highest temperature (1941-2002)
- 33.3°C91.9°F
- 1952
- Lowest temperature (1941-2002)
- 9.4°C48.9°F
- 1965
- Greatest precipitation (1941-2002)
- 34.0 mm1.34 inches
- 1953
- Greatest rainfall (1941-2002)
- 34.0 mm1.34 inches
- 1953
- Greatest snowfall (1941-2002)
- 0.0 cm0.0 inches
- Most snow on the ground (1955-2002)
- 0.0 cm0.0 inches
- Monthly frequency of precipitation
- 36 %
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
14 July
- Average high
- 26.4°C79.5°F
- Average low
- 14.7°C58.5°F
- Highest temperature (1941-2002)
- 35.0°C95.0°F
- 1995
- Lowest temperature (1941-2002)
- 6.7°C44.1°F
- 1967
- Greatest precipitation (1941-2002)
- 35.1 mm1.38 inches
- 1976
- Greatest rainfall (1941-2002)
- 35.1 mm1.38 inches
- 1976
- Greatest snowfall (1941-2002)
- 0.0 cm0.0 inches
- Most snow on the ground (1955-2002)
- 0.0 cm0.0 inches
- Monthly frequency of precipitation
- 36 %
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
15 July
- Average high
- 26.4°C79.5°F
- Average low
- 14.7°C58.5°F
- Highest temperature (1941-2002)
- 33.6°C92.5°F
- 1977
- Lowest temperature (1941-2002)
- 5.0°C41.0°F
- 1967
- Greatest precipitation (1941-2002)
- 18.8 mm0.74 inches
- 1996
- Greatest rainfall (1941-2002)
- 18.8 mm0.74 inches
- 1996
- Greatest snowfall (1941-2002)
- 0.0 cm0.0 inches
- Most snow on the ground (1955-2002)
- 0.0 cm0.0 inches
- Monthly frequency of precipitation
- 36 %
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
16 July
- Average high
- 26.4°C79.5°F
- Average low
- 14.8°C58.6°F
- Highest temperature (1941-2002)
- 35.7°C96.3°F
- 1988
- Lowest temperature (1941-2002)
- 8.3°C46.9°F
- 1945
- Greatest precipitation (1941-2002)
- 43.0 mm1.69 inches
- 1988
- Greatest rainfall (1941-2002)
- 43.0 mm1.69 inches
- 1988
- Greatest snowfall (1941-2002)
- 0.0 cm0.0 inches
- Most snow on the ground (1955-2002)
- 0.0 cm0.0 inches
- Monthly frequency of precipitation
- 36 %
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
17 July
- Average high
- 26.4°C79.5°F
- Average low
- 14.8°C58.6°F
- Highest temperature (1941-2002)
- 34.4°C93.9°F
- 1964
- Lowest temperature (1941-2002)
- 7.8°C46.0°F
- 1944
- Greatest precipitation (1941-2002)
- 44.2 mm1.74 inches
- 1992
- Greatest rainfall (1941-2002)
- 44.2 mm1.74 inches
- 1992
- Greatest snowfall (1941-2002)
- 0.0 cm0.0 inches
- Most snow on the ground (1955-2002)
- 0.0 cm0.0 inches
- Monthly frequency of precipitation
- 36 %
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
18 July
- Average high
- 26.5°C79.7°F
- Average low
- 14.8°C58.6°F
- Highest temperature (1941-2002)
- 36.1°C97.0°F
- 1964
- Lowest temperature (1941-2002)
- 7.8°C46.0°F
- 1971
- Greatest precipitation (1941-2002)
- 40.1 mm1.58 inches
- 1960
- Greatest rainfall (1941-2002)
- 40.1 mm1.58 inches
- 1960
- Greatest snowfall (1941-2002)
- 0.0 cm0.0 inches
- Most snow on the ground (1955-2002)
- 0.0 cm0.0 inches
- Monthly frequency of precipitation
- 36 %
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
19 July
- Average high
- 26.5°C79.7°F
- Average low
- 14.8°C58.6°F
- Highest temperature (1941-2002)
- 33.9°C93.0°F
- 1946
- Lowest temperature (1941-2002)
- 7.6°C45.7°F
- 1979
- Greatest precipitation (1941-2002)
- 30.5 mm1.2 inches
- 1942
- Greatest rainfall (1941-2002)
- 30.5 mm1.2 inches
- 1942
- Greatest snowfall (1941-2002)
- 0.0 cm0.0 inches
- Most snow on the ground (1955-2002)
- 0.0 cm0.0 inches
- Monthly frequency of precipitation
- 36 %
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
20 July
- Average high
- 26.5°C79.7°F
- Average low
- 14.9°C58.8°F
- Highest temperature (1941-2002)
- 35.3°C95.5°F
- 1987
- Lowest temperature (1941-2002)
- 5.6°C42.1°F
- 1947
- Greatest precipitation (1940-2002)
- 42.2 mm1.66 inches
- 1961
- Greatest rainfall (1940-2002)
- 42.2 mm1.66 inches
- 1961
- Greatest snowfall (1940-2002)
- 0.0 cm0.0 inches
- Most snow on the ground (1955-2002)
- 0.0 cm0.0 inches
- Monthly frequency of precipitation
- 36 %
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
21 July
- Average high
- 26.5°C79.7°F
- Average low
- 14.9°C58.8°F
- Highest temperature (1940-2002)
- 34.4°C93.9°F
- 1955
- Lowest temperature (1940-2002)
- 5.6°C42.1°F
- 1965
- Greatest precipitation (1940-2002)
- 17.8 mm0.7 inches
- 1997
- Greatest rainfall (1940-2002)
- 17.8 mm0.7 inches
- 1997
- Greatest snowfall (1940-2002)
- 0.0 cm0.0 inches
- Most snow on the ground (1955-2002)
- 0.0 cm0.0 inches
- Monthly frequency of precipitation
- 36 %
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
22 July
- Average high
- 26.5°C79.7°F
- Average low
- 14.9°C58.8°F
- Highest temperature (1940-2002)
- 33.9°C93.0°F
- 1987
- Lowest temperature (1940-2002)
- 7.8°C46.0°F
- 1970
- Greatest precipitation (1940-2002)
- 28.4 mm1.12 inches
- 1980
- Greatest rainfall (1940-2002)
- 28.4 mm1.12 inches
- 1980
- Greatest snowfall (1940-2002)
- 0.0 cm0.0 inches
- Most snow on the ground (1955-2002)
- 0.0 cm0.0 inches
- Monthly frequency of precipitation
- 36 %
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
Yesterday's Data
- Max:
- 31.9 °C89.4 °F
- Min:
- 20.1 °C68.2 °F
- Total Precipitation:
- 28.2 mm1.11 in
Weather
