Rathgar Weather in May

Thinking of visiting Rathgar in May? Expect moderate temperatures reaching 15°C (59°F) during the day, dropping to 8°C (46°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Rathgar in May

Looking at the last 30 years, the data shows about 16 days with rain, averaging 71 mm (2.8 in) for the month. This is a month with many wet days but modest rainfall totals, so showers are generally light and easy to manage.

Temperature in Rathgar in May

Daytime highs in Rathgar in May reach 15°C (59°F), with nights around 8°C (46°F). The difference between afternoon and evening temperatures is usually noticeable. Nights fall to 8°C (46°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Rathgar in May

You can expect a moderate amount of sunlight, with approximately 188 hours. This means a pleasant mix of sun and overcast.

Wind Speed in Rathgar in May

May sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.

Average water temperature in May

The water sits at 10°C (50°F) this month, which is well below what most people consider swimmable. Wetsuits help, but expect it to still feel cold.

If you prefer dry days with pleasant temperatures, July typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.