Apia Weather in May
Average highs run from 28°C on May 1 to 28°C on May 31, and lows from 27°C to 27°C. Normal precipitation for the month is 127 mm over about 19 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
- 28°C
- Average low
- 27°C
- Precipitation
- 127 mm
- Reanalysis high
- 30°CMay 14, 2020
- Reanalysis low
- 24°CMay 31, 1997
- Daylight
- 11 h 36 min to 11 h 22 min
- Cloud cover
- 64%
- Humidity
- 81%
- Dew point
- 24°C
- Wind
- 18.4 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 | 28°C | 27°C | 29°C 2018 | 25°C 1998 | 69% |
| May 2 | 28°C | 27°C | 30°C 2020 | 25°C 1998 | 70% |
| May 3 | 28°C | 27°C | 29°C 2007 | 25°C 1998 | 70% |
| May 4 | 28°C | 27°C | 29°C 2010 | 25°C 1998 | 68% |
| May 5 | 28°C | 27°C | 29°C 2002 | 25°C 2014 | 65% |
| May 6 | 28°C | 27°C | 30°C 2020 | 26°C 1998 | 64% |
| May 7 | 28°C | 27°C | 30°C 2020 | 25°C 1998 | 63% |
| May 8 | 28°C | 27°C | 29°C 2006 | 25°C 1998 | 62% |
| May 9 | 28°C | 27°C | 29°C 2005 | 25°C 1998 | 62% |
| May 10 | 28°C | 27°C | 29°C 2003 | 25°C 1998 | 63% |
| May 11 | 28°C | 27°C | 29°C 2003 | 26°C 1998 | 64% |
| May 12 | 28°C | 27°C | 30°C 2003 | 26°C 1993 | 64% |
| May 13 | 28°C | 27°C | 29°C 2003 | 26°C 1993 | 65% |
| May 14 | 28°C | 27°C | 30°C 2020 | 25°C 1995 | 65% |
| May 15 | 28°C | 27°C | 30°C 2004 | 25°C 1995 | 65% |
| May 16 | 28°C | 27°C | 29°C 2010 | 25°C 1995 | 65% |
| May 17 | 28°C | 27°C | 29°C 2020 | 26°C 1999 | 65% |
| May 18 | 28°C | 27°C | 30°C 2010 | 26°C 2015 | 65% |
| May 19 | 28°C | 27°C | 29°C 2010 | 25°C 1997 | 66% |
| May 20 | 28°C | 27°C | 29°C 2010 | 25°C 1997 | 68% |
| May 21 | 28°C | 27°C | 29°C 2010 | 25°C 1997 | 67% |
| May 22 | 28°C | 27°C | 29°C 2010 | 25°C 1997 | 67% |
| May 23 | 28°C | 27°C | 29°C 2020 | 25°C 1997 | 66% |
| May 24 | 28°C | 27°C | 29°C 2020 | 25°C 1998 | 66% |
| May 25 | 28°C | 27°C | 29°C 2018 | 25°C 2012 | 65% |
| May 26 | 28°C | 27°C | 29°C 2020 | 25°C 2012 | 64% |
| May 27 | 28°C | 27°C | 29°C 2010 | 25°C 2012 | 65% |
| May 28 | 28°C | 27°C | 29°C 2010 | 25°C 2012 | 65% |
| May 29 | 28°C | 27°C | 29°C 2019 | 25°C 1997 | 66% |
| May 30 | 28°C | 27°C | 29°C 2010 | 24°C 1997 | 65% |
| May 31 | 28°C | 27°C | 29°C 2004 | 24°C 1997 | 64% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+13).
- May 1
- sunrise 6:36 AM, sunset 6:12 PM
- May 31
- sunrise 6:44 AM, sunset 6:06 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.