Grafton Weather in May

May in Grafton brings pleasant temperatures, with highs of 19°C (66°F) and nights dropping to 8°C (46°F). Rainfall is on the higher side this month, averaging around 89 mm (3.5 in), so keep a rain jacket handy.

Rainfall in Grafton in May

You can expect rain on around 13 days based on historical patterns, with 89 mm (3.5 in) average for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Grafton in May

Daytime temperatures in Grafton reach 19°C (66°F) in May, dropping to 8°C (46°F) at night. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. 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 Grafton in May

Expect sunny days throughout the month, with an estimated 280 hours of sunshine. This makes it a pleasant time to visit Grafton.

If you prefer dry days with pleasant temperatures, July, August and September typically offer 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.