Weather in London, Ontario, Canada in June
In an average June, London sees a daily high around 25°C and a low around 13°C, based on 1981–2026 of local climate records.
| Average high | 25°C |
|---|---|
| Typical high range | 20°C to 30°C |
| Average low | 13°C |
| Typical low range | 9°C to 18°C |
| Average daily precipitation | 3 mm |
June records
The most extreme June on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total June accumulation.
High
Highest
36°C
1988-06-25
Lowest
11°C
2001-06-03
Low
Highest
23°C
2025-06-22
Lowest
3°C
2003-06-01
Feels-like
Highest
47°C
2025-06-22
Lowest
-3°C
2003-06-01
Humidity
Highest
20.6 g/m³
2026-06-30
Lowest
5.3 g/m³
1988-06-09
Wind
Highest
52 km/h
1998-06-02
Lowest
6 km/h
1997-06-04
Precip
Wettest
174 mm
2000
Driest
16 mm
2007
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