Helensburgh Weather in May

What's the weather like in Helensburgh, United Kingdom in May 2018?

The climate in Helensburgh during May can be summarized as cool and wet.

May is in the spring in Helensburgh and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a cool 13°C (56°F), whilst at night 5°C (41°F) is normal.

Helensburgh weather averages (imperial / metric)
Daytime temperature 13.1°C 55.6°F
Nightly temperature 4.9°C 40.8°F
Average temperature 9°C 48.2°F
Daily sunshine 6 hrs
Avg rainfall 146 mm 5.7 ins
Rainy days 18 days
Sea temperature 9.6°C 49.3°F
Humidity 79%
Windspeed 16.2kph 10 mph

On average May is the 3rd driest month of the year in Helensburgh with around 146mm 5.7 inches of rain making it a wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.

On the flip side this corresponds to an average of 6 hours of sunshine per day.

May temperatures in Helensburgh

May rainfall

May hourly sunshine

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in May 2018.

Other monthly averages

Helensburgh weather stats

Helensburgh weather statistics
Hottest month: July 16.7°C 62.1°F
Driest month: April 129mm 5.1ins
Sunniest month: April 5.2hrs
Coldest month: February 4.5°C 40.1°F
Wettest month: January 296mm 11.7ins
Map showing location of Helensburgh (56.00614, -4.72648)

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