Swansea in May
If May is your window for visiting Swansea, here's what the climate data says you can expect.
The average daily maximum is 15.1 degrees with overnight lows of 7.6 degrees. Manageable with a decent layer, and you'll warm up by midday.
May is 3.1 degrees cooler than Swansea's yearly average.
You're looking at 59mm of rain across 10 days in a typical May. Nothing dramatic.
Sunshine-wise, May delivers around 6.7 MJ/m2 of daily solar radiation. UV sits in the moderate category. Sunscreen is still wise, especially if you burn easily.
With a Comfort Score of 2.7/10, May is not the most comfortable time to visit.
Packing tip: bring layers you can peel on and off.
The full data breakdown is below. You can also see how other Australian cities compare in May.
May at a Glance
Temperature Range
Daily temperature range in May. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- A jumper or light cardigan for flexibility
- A warm jumper or fleece for cool mornings and evenings
- Proper rain gear for frequent showers
Coming From Overseas?
How May in Swansea stacks up against major cities around the world.
About 3 degrees cooler and considerably wetter.
About 8 degrees cooler and considerably drier.
About 9 degrees cooler and considerably drier.
How May Compares
Swansea's monthly climate at a glance. May is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 22.7 | 13.3 | 62mm | 9.5 |
| Feb | 24.6 | 13.0 | 22mm | 10.0 |
| Mar | 22.6 | 11.9 | 24mm | 9.4 |
| Apr | 18.2 | 8.8 | 67mm | 5.6 |
| May | 15.1 | 7.6 | 59mm | 2.7 |
| Jun | 12.3 | 6.5 | 40mm | 1.0 |
| Jul | 12.3 | 5.3 | 92mm | 1.0 |
| Aug | 15.1 | 7.6 | 64mm | 2.9 |
| Sep | 15.8 | 7.2 | 46mm | 4.1 |
| Oct | 17.9 | 8.0 | 54mm | 6.0 |
| Nov | 19.8 | 10.6 | 77mm | 7.3 |
| Dec | 21.9 | 12.5 | 95mm | 8.8 |