London Intl
Weather station · 43.0°N 81.2°W · 278 m above sea level
ICAO CYXUWMO 71623Station data since 1940
Record high
28.3°C
in 1959
Record low
−1.1°C
in 1974
Average high
18.0°C
all years on record
17.3°C short of the record for 23 September
Today’s high 11.0°C against 28.3°C in 1959. A reading that beats it is flagged here automatically, once a second cycle confirms it.
All-time record high
38.2°C
- Date
- Saturday, 25 June 1988
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- London Intl, Canada
- Position
- 43.04°N 81.16°W · 278 m
Highest highest in available records since 1940. Source: NOAA GHCN-Daily.
All-time record low
−31.7°C
- Date
- Saturday, 24 January 1970
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- London Intl, Canada
- Position
- 43.04°N 81.16°W · 278 m
Highest and lowest lowest in available records since 1940. Source: NOAA GHCN-Daily.
Where London Intl is
43.04°N 81.16°W
Records by month
Jan
16.7°
−31.7°
Feb
17.8°
−29.5°
Mar
24.8°
−24.8°
Apr
29.4°
−12.2°
May
32.4°
−5.0°
Jun
38.2°
−0.6°
Jul
36.7°
5.0°
Aug
37.0°
1.5°
Sep
34.4°
Recent days
| Day | High | At | Low | At |
|---|---|---|---|---|
| 2026-09-23 | 11.0°C | 00:00 UTC | 8.0°C | 08:00 UTC |
| 2026-09-22 | 17.0°C | 18:00 UTC | 13.0°C | 23:00 UTC |
Nearby stations
- London, Ont.Canada1.2 km
- LONDON CS, ONTCanada1.7 km
- Delhi CS, Ont.Canada53.5 km
- DelhiCanada54 km
- Simcoe, Ont.Canada76 km
- Waterloo IntlCanada78.6 km
Data sources for this page
| Figure | Source | Type |
|---|---|---|
| Right now, today so far | NOAA Aviation Weather Center (METAR) and NOAA NWS WMO bulletins (SYNOP) | Measured, station |
| All-time, monthly and on-this-day records | NOAA NCEI Global Historical Climatology Network daily (GHCN-Daily), 1940 to 2002 | Measured, station |
| Nearby stations and distances | Computed from station positions in our own database | Calculated |
