Charlottetown Weather in May
Average highs run from 12°C on May 1 to 17°C on May 31, and lows from 1°C to 7°C. Normal precipitation for the month is 81 mm over about 13 wet days.
May day by day
The normal high and low for each date, and the record, in °C.
- Normal low
- Normal high
- Record high
- Record low
May at a glance
- Average high
- 15°C
- Average low
- 4°C
- Precipitation
- 81 mm
- Record high
- 31°CMay 23, 1977
- Record low
- -7°CMay 9, 1946
- Daylight
- 14 h 22 min to 15 h 31 min
- Cloud cover
- 73%
- Humidity
- 83%
- Dew point
- 5°C
- Wind
- 14.8 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| May 1 | 12°C | 1°C | 26°C 2004 | -5°C 2001 | 44% |
| May 2 | 13°C | 2°C | 24°C 1949 | -5°C 1972 | 43% |
| May 3 | 14°C | 3°C | 24°C 1999 | -4°C 1946 | 45% |
| May 4 | 14°C | 3°C | 26°C 1999 | -4°C 1954 | 46% |
| May 5 | 14°C | 3°C | 25°C 1944 | -3°C 1964 | 44% |
| May 6 | 14°C | 3°C | 25°C 1960 | -4°C 1996 | 43% |
| May 7 | 14°C | 3°C | 25°C 1999 | -3°C 2014 | 43% |
| May 8 | 15°C | 3°C | 25°C 1999 | -5°C 2022 | 43% |
| May 9 | 14°C | 3°C | 25°C 1957 | -7°C 1946 | 43% |
| May 10 | 12°C | 3°C | 23°C 1953 | -4°C 1993 | 42% |
| May 11 | 12°C | 3°C | 23°C 2007 | -4°C 1993 | 44% |
| May 12 | 13°C | 2°C | 22°C 1989 | -2°C 1972 | 45% |
| May 13 | 13°C | 3°C | 22°C 1992 | -3°C 2002 | 45% |
| May 14 | 12°C | 3°C | 25°C 1961 | -1°C 1985 | 44% |
| May 15 | 14°C | 4°C | 24°C 1986 | -3°C 1947 | 42% |
| May 16 | 14°C | 3°C | 23°C 2015 | -1°C 1968 | 41% |
| May 17 | 15°C | 4°C | 25°C 1969 | -2°C 1957 | 40% |
| May 18 | 14°C | 4°C | 25°C 1963 | -3°C 2018 | 39% |
| May 19 | 15°C | 4°C | 26°C 1986 | -3°C 1991 | 39% |
| May 20 | 16°C | 5°C | 25°C 2003 | -2°C 1944 | 40% |
| May 21 | 17°C | 5°C | 27°C 2009 | -2°C 2000 | 40% |
| May 22 | 16°C | 5°C | 28°C 1977 | -2°C 2004 | 40% |
| May 23 | 15°C | 5°C | 31°C 1977 | -2°C 2007 | 41% |
| May 24 | 15°C | 4°C | 29°C 1977 | -2°C 1962 | 41% |
| May 25 | 16°C | 5°C | 27°C 1950 | -3°C 1972 | 42% |
| May 26 | 16°C | 5°C | 27°C 1944 | -4°C 1972 | 42% |
| May 27 | 16°C | 5°C | 26°C 2011 | -2°C 1969 | 42% |
| May 28 | 16°C | 6°C | 28°C 2015 | 0°C 1954 | 42% |
| May 29 | 17°C | 6°C | 29°C 1972 | 0°C 2000 | 42% |
| May 30 | 17°C | 7°C | 28°C 1960 | -2°C 2000 | 44% |
| May 31 | 17°C | 7°C | 27°C 1960 | -1°C 1974 | 45% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (ADT).
- May 1
- sunrise 5:59 AM, sunset 8:21 PM
- May 31
- sunrise 5:25 AM, sunset 8:56 PM
Other months
Sources
Records: NOAA GHCN-Daily, station CA008300300, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-27. Sun and moon: computed with the NOAA solar equations and Meeus.