Mary's Harbor Arpt
Weather station · 52.3°N 55.8°W · 18 m above sea level
ICAO CYMHWMO 71817Station data since 1983
Record high
20.9°C
in 1991
Record low
0.3°C
in 1985
Average high
13.8°C
all years on record
15.9°C short of the record for 23 September
Today’s high 5.0°C against 20.9°C in 1991. A reading that beats it is flagged here automatically, once a second cycle confirms it.
All-time record high
35.6°C
- Date
- Sunday, 25 June 1989
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Mary's Harbor Arpt, Canada
- Position
- 52.30°N 55.83°W · 18 m
Highest highest in available records since 1983. Source: NOAA GHCN-Daily.
All-time record low
−33.8°C
- Date
- Monday, 19 February 1990
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Mary's Harbor Arpt, Canada
- Position
- 52.30°N 55.83°W · 18 m
Highest and lowest lowest in available records since 1983. Source: NOAA GHCN-Daily.
Where Mary's Harbor Arpt is
52.30°N 55.83°W
Records by month
Jan
5.2°
−33.0°
Feb
5.0°
−33.8°
Mar
9.4°
−33.2°
Apr
14.7°
−24.5°
May
26.5°
−11.4°
Jun
35.6°
−3.3°
Jul
31.0°
0.0°
Aug
32.6°
0.2°
Sep
27.6°
Recent days
| Day | High | At | Low | At |
|---|---|---|---|---|
| 2026-09-23 | 5.0°C | 00:16 UTC | 2.0°C | 07:00 UTC |
| 2026-09-22 | 9.0°C | 19:00 UTC | 5.0°C | 23:00 UTC |
Nearby stations
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), 1983 to 2001 | Measured, station |
| Nearby stations and distances | Computed from station positions in our own database | Calculated |
