Grangemouth Weather in May

With daytime temperatures of 16°C (61°F) and nighttime lows of 7°C (45°F), May in Grangemouth brings moderate temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 72 mm (2.8 in) falls on average.

Rainfall in Grangemouth in May

Climate statistics over the past 30 years suggest around 16 days of rain, with 72 mm (2.8 in) average 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 Grangemouth in May

Grangemouth in May gets highs of 16°C (61°F) during the day and drops to 7°C (45°F) at night. The difference between afternoon and evening temperatures is usually noticeable. With overnight lows of 7°C (45°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Grangemouth in May

Expect sunny days throughout the month, with an estimated 193 hours of sunshine. This makes it a pleasant time to visit Grangemouth.

Wind Speed in Grangemouth in May

Wind speeds average 4 m/s (8 knots) during May. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

Average water temperature in May

The water sits at 8°C (46°F) this month, which is well below what most people consider swimmable. Wetsuits help, but expect it to still feel cold.

Should you favor a climate that's both dry and comfortably warm, July typically offers the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.