Helensburgh Weather in December

December in Helensburgh averages 8°C (46°F) during the day and 2°C (36°F) at night. Quite a bit of rainfall is typical this month, with around 176 mm (6.9 in) on average. An umbrella is a good idea.

Rainfall in Helensburgh in December

Typically, you can expect about 22 days of rain this month, with 176 mm (6.9 in) on average. 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 December

December in Helensburgh brings typical temperatures with highs around 8°C (46°F) and lows of 2°C (36°F). December is in the winter season. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. With overnight lows of 2°C (36°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets. During the coldest month of the year, be prepared to bundle up with heavy winter gear.

Sunshine in Helensburgh in December

The month has fewer sunny days, with around 37 hours of sunshine.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Helensburgh. Our weather planner can help you explore destinations with more pleasant weather conditions.

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Check the conditions for any month of the year.

• January
• February
• March
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• May
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• August

• September
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• December

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 December

Min Temperature 2°C (36°F)  

Max Temperature 8°C (46°F)  

Chance of Rain 74%  

Precipitation 176 mm (6.9 in)  

Rainy days 22 days  

Humidity 87% *  

Sunshine 37 hours *  

Percentage Sunshine 12% *  

* Data from: Glasgow, Scotland (24 KM, 15 Miles).

What to Wear in Helensburgh in December

Dress warmly and in layers for your trip to Helensburgh in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. It's going to pour! Pack a good poncho and prepare for very wet conditions. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.

What To Do in Helensburgh in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

4/10

Cycling

4/10

Walking

4/10

Camping

3/10

Outdoor sports

4/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Helensburgh's climate page.

More climate data for Helensburgh

Temperature Rainfall Sunshine Humidity

See the full Helensburgh climate overview or explore weather in the United Kingdom.