Gretna Weather in May
With daytime temperatures of 16°C (61°F) and nighttime lows of 7°C (45°F), May in Gretna brings moderate temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 76 mm (3 in) falls on average.
Rainfall in Gretna in May
You can expect rain on around 16 days based on historical patterns, with 76 mm (3 in) average for the month. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.
Temperature in Gretna in May
Expect highs of 16°C (61°F) in Gretna in May, with nights dropping to around 7°C (45°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. 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 Gretna in May
The month experiences a moderate amount of sunlight, with 161 hours of sunshine. This provides a nice balance between sunshine and clouds.For Gretna 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 Gretna's climate page.
Gretna Temperature in May
Min Temperature
7°C (45°F)
Max Temperature
16°C (61°F)
Chance of Rain
54%
Precipitation
76 mm (3 in)
Rainy days
16 days
Humidity
70% *
Sunshine
161 hours *
Percentage Sunshine
35% *
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 Gretna in May
The weather can swing between comfortable and chilly in May, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Wet weather is likely, so pack waterproof gear for multiple rainy days. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Gretna 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 Gretna's climate page.
Temperature Rainfall Sunshine Humidity
See the full Gretna climate overview or explore weather in the United Kingdom.
