Sept-Îles Weather in May
Average highs run from 5°C on May 1 to 10°C on May 31, and lows from 1°C to 7°C. Normal precipitation for the month is 84 mm over about 12 wet days.
May day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
May at a glance
- Average high
- 8°C
- Average low
- 4°C
- Precipitation
- 84 mm
- Reanalysis high
- 20°CMay 25, 2001
- Reanalysis low
- -4°CMay 8, 2004
- Daylight
- 14 h 44 min to 16 h 05 min
- Cloud cover
- 69%
- Humidity
- 84%
- Dew point
- 3°C
- Wind
- 14.4 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 | Reanalysis high | Reanalysis low | Chance wet |
|---|---|---|---|---|---|
| May 1 | 5°C | 1°C | 11°C 2010 | -4°C 2019 | 37% |
| May 2 | 5°C | 1°C | 10°C 2006 | -3°C 1992 | 36% |
| May 3 | 5°C | 1°C | 16°C 1999 | -3°C 1994 | 36% |
| May 4 | 5°C | 2°C | 17°C 1999 | -2°C 2002 | 37% |
| May 5 | 6°C | 2°C | 11°C 1999 | -2°C 2002 | 37% |
| May 6 | 6°C | 2°C | 14°C 1999 | -1°C 1991 | 36% |
| May 7 | 6°C | 2°C | 13°C 2013 | -2°C 2004 | 38% |
| May 8 | 6°C | 2°C | 11°C 1999 | -4°C 2004 | 38% |
| May 9 | 7°C | 3°C | 11°C 1999 | -3°C 2002 | 37% |
| May 10 | 7°C | 3°C | 12°C 1998 | -2°C 1993 | 37% |
| May 11 | 7°C | 3°C | 10°C 2007 | 1°C 2018 | 37% |
| May 12 | 7°C | 3°C | 11°C 1992 | -1°C 2018 | 36% |
| May 13 | 7°C | 3°C | 12°C 1992 | -2°C 2002 | 38% |
| May 14 | 7°C | 4°C | 13°C 2006 | 0°C 2020 | 38% |
| May 15 | 8°C | 4°C | 17°C 1998 | -1°C 2018 | 38% |
| May 16 | 8°C | 4°C | 12°C 1999 | -2°C 2018 | 37% |
| May 17 | 8°C | 4°C | 15°C 2003 | 0°C 2018 | 37% |
| May 18 | 8°C | 4°C | 15°C 2003 | 0°C 2018 | 37% |
| May 19 | 8°C | 4°C | 14°C 1999 | 1°C 1991 | 37% |
| May 20 | 9°C | 5°C | 15°C 2016 | 1°C 2009 | 36% |
| May 21 | 9°C | 5°C | 14°C 2016 | 2°C 1997 | 36% |
| May 22 | 9°C | 5°C | 14°C 2012 | 1°C 2018 | 37% |
| May 23 | 9°C | 5°C | 18°C 2001 | 0°C 2018 | 38% |
| May 24 | 9°C | 5°C | 14°C 2012 | 0°C 2018 | 39% |
| May 25 | 9°C | 6°C | 20°C 2001 | 1°C 1992 | 40% |
| May 26 | 10°C | 6°C | 14°C 2020 | 2°C 2002 | 40% |
| May 27 | 10°C | 6°C | 15°C 2003 | 2°C 2009 | 40% |
| May 28 | 10°C | 6°C | 15°C 2020 | 3°C 2019 | 39% |
| May 29 | 10°C | 6°C | 16°C 2020 | 4°C 1997 | 38% |
| May 30 | 10°C | 6°C | 15°C 2020 | 4°C 2018 | 38% |
| May 31 | 10°C | 7°C | 15°C 2013 | 3°C 2007 | 39% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (EDT).
- May 1
- sunrise 5:01 AM, sunset 7:45 PM
- May 31
- sunrise 4:21 AM, sunset 8:26 PM
Other months
Sources
Cloud, humidity, wind and sunshine, and temperature and precipitation: 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.