Melbourne climate

Melbourne Weather in May

NASA POWER reanalysis for the half-degree grid cell around Melbourne, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 18°C on May 1 to 15°C on May 31, and lows from 10°C to 9°C. Normal precipitation for the month is 62 mm over about 12 wet days.

May day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at Melbourne, in °C, with the record for each date.051015202530151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

May at a glance

Average high
16°C
Average low
10°C
Precipitation
62 mm
Reanalysis high
25°CMay 9, 2013
Reanalysis low
4°CMay 23, 2010
Daylight
10 h 32 min to 9 h 44 min
Cloud cover
63%
Humidity
80%
Dew point
9°C
Wind
15.8 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
May 118°C10°C24°C 19977°C 200436%
May 218°C10°C22°C 19936°C 200436%
May 318°C10°C25°C 20187°C 199137%
May 418°C10°C24°C 20027°C 199436%
May 517°C10°C24°C 20027°C 201736%
May 617°C10°C23°C 20167°C 201337%
May 717°C10°C25°C 20028°C 199737%
May 817°C10°C24°C 20024°C 201438%
May 917°C10°C25°C 20137°C 201437%
May 1017°C10°C23°C 20137°C 199836%
May 1117°C10°C22°C 20137°C 199936%
May 1217°C10°C21°C 20027°C 201136%
May 1317°C10°C22°C 20075°C 199437%
May 1417°C10°C22°C 20077°C 200838%
May 1516°C10°C21°C 20147°C 199938%
May 1616°C10°C22°C 20145°C 202038%
May 1716°C10°C21°C 20145°C 199638%
May 1816°C10°C20°C 20175°C 199638%
May 1916°C9°C22°C 20147°C 201138%
May 2016°C9°C20°C 19937°C 200539%
May 2116°C9°C20°C 20056°C 201240%
May 2216°C9°C21°C 20145°C 199839%
May 2316°C9°C21°C 20054°C 201038%
May 2416°C9°C21°C 20055°C 200839%
May 2516°C9°C20°C 20145°C 199240%
May 2616°C9°C20°C 20145°C 201540%
May 2715°C9°C18°C 20186°C 200040%
May 2815°C9°C19°C 20186°C 199938%
May 2915°C9°C20°C 20077°C 200338%
May 3015°C9°C19°C 19915°C 199238%
May 3115°C9°C19°C 20134°C 201640%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Melbourne, in percent.010203040501102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+10).

May 1
sunrise 7:01 AM, sunset 5:33 PM
May 31
sunrise 7:26 AM, sunset 5:10 PM

Every day of May: sun and moon

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.