Cool
Average highs are around 19°C, so pack for cooler days.
May verdict
Mixed for holiday weather
Average highs are around 19°C, so pack for cooler days. Sunshine averages 5.6h per day, enough for a balanced month. Rainfall averages 41mm, which is relatively low for holiday planning.
Monthly averages
Temp
19°C
Rain
41mm
Sun
5.6h
Sea
17°C
Weather score
44
Mixed
Cool
Average highs are around 19°C, so pack for cooler days.
Drier
Rainfall averages 41mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 5.6h per day, enough for a balanced month.
Cool sea
Sea temperatures average 17°C, so the water can feel cool.
Map
Compare Tumby Bay, Australia with nearby places by weather score, rain, sun, temperature, and swim conditions.
May19°C average high
May is on the cooler side of Tumby Bay's year, useful if you prefer less intense daytime heat.
Warmest monthsJanuary to March and December
This stretch sets the upper range for average daytime heat.
May41mm average rain
May is wetter than Tumby Bay's yearly average, so flexible plans matter more.
Driest monthsJanuary to April and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
May5.6 hours average sun
May is one of Tumby Bay's cloudier months, so sunshine-led plans are less reliable.
Brightest monthsJanuary to February and November to December
This stretch has the strongest sunshine in the monthly averages.
May17°C average sea
May is close to Tumby Bay's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaJanuary to March
Sea temperatures are usually near 21°C in this stretch, so swimming comfort is at its strongest.
May44 weather score
May scores below Tumby Bay's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJanuary to March and December
These months have the strongest weather score in the monthly averages.