Helensburgh Weather in May
During May, Helensburgh experiences moderate daytime temperatures of 15°C (59°F) and cooler nights around 7°C (45°F). Expect quite a bit of rainfall. Around 115 mm (4.5 in) is typical.
Rainfall in Helensburgh in May
Typically, about 18 days will experience rainfall, with an average of 115 mm (4.5 in) for the month. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.
Temperature in Helensburgh in May
May in Helensburgh brings typical temperatures with highs around 15°C (59°F) and lows of 7°C (45°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. With lows around 7°C (45°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.
Sunshine in Helensburgh in May
The area enjoys a moderate level of sunlight, with around 188 hours. It's a good balance between sunny and cloudy days.For Helensburgh itself, July and August generally stand out with 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.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United Kingdom, check out our Helensburgh's climate page.
Helensburgh Temperature in May
Min Temperature
7°C (45°F)
Max Temperature
15°C (59°F)
Chance of Rain
59%
Precipitation
115 mm (4.5 in)
Rainy days
18 days
Humidity
68% *
Sunshine
188 hours *
Percentage Sunshine
37% *
Best Places in the United Kingdom in May
Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month. See all of the United Kingdom in May →
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What to Wear in Helensburgh in May
The weather can be unpredictable in May, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Helensburgh in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United Kingdom, check out our Helensburgh's climate page.
Temperature Rainfall Sunshine Humidity
See the full Helensburgh climate overview or explore weather in the United Kingdom.
