Guernsey Weather in May

Average temperatures, rainfall, sunshine and the best places to visit in Guernsey, the United Kingdom in May.

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St Peter Port St Martin Guernsey St Saviour Guernsey Castel

Planning a trip to Guernsey, the United Kingdom this May? Here's what you need to know about the weather:

What to Expect in Guernsey in May

Guernsey, the United Kingdom is a region in the United Kingdom. May in Guernsey generally has mild temperatures, with moderate precipitation.

Temperatures

You can expect mild maximum daytime temperatures of around 14°C (57°F) and nighttime temperatures around 11°C (52°F) in St Peter Port.

For specific regional insights in Guernsey, the United Kingdom, refer to the map provided below.

Precipitation

May is a moderate rainy month with an average rainfall of around 49 mm (1.9 in) in St Peter Port.

Average sunshine

Many locations offer abundant sunshine during this month. For instance, St Peter Port enjoys approximately 236 hours of sunlight, ideal for those seeking sunny weather.

Explore Guernsey by month

Pick a month to see the average temperature, rainfall and sunshine in Guernsey — and find the best time to visit. (based on St Peter Port)

January11°C (52°F) February11°C (52°F) March11°C (52°F) April12°C (54°F) May14°C (57°F) June16°C (61°F) This monthJuly18°C (64°F) August19°C (66°F) September19°C (66°F) October17°C (63°F) November14°C (57°F) December12°C (54°F)
Best Time to Visit Guernsey →

Best Places to Visit in Guernsey in May

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Guernsey.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Guernsey

What is the weather like in May for some of the most popular destinations in Guernsey, the United Kingdom?

Temperature range in Guernsey (May)

Precipitation variation in Guernsey (May)

St Peter Port

In May St Peter Port generally has moderate temperatures with maximum daytime temperatures around 14°C (57°F), minimum nighttime temperatures around 11°C (52°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

« April
May
June »
April
May
June
Max temperature
12°C (54°F)
14°C (57°F)
16°C (61°F)
Min temperature
9°C (48°F)
11°C (52°F)
13°C (55°F)
Monthly sun hours
197 hours
236 hours
248 hours
Monthly rainfall
58 mm (2.3 in)
49 mm (1.9 in)
48 mm (1.9 in)
Monthly rainy days
14 days
13 days
11 days
Weather conditions
unpleasant
tolerable
tolerable
Climate in St Peter Port →

St Martin Guernsey

In May St Martin Guernsey generally has moderate temperatures with maximum daytime temperatures around 14°C (57°F), minimum nighttime temperatures around 11°C (52°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

« April
May
June »
April
May
June
Max temperature
12°C (54°F)
14°C (57°F)
16°C (61°F)
Min temperature
9°C (48°F)
11°C (52°F)
13°C (55°F)
Monthly sun hours
197 hours
236 hours
248 hours
Monthly rainfall
58 mm (2.3 in)
49 mm (1.9 in)
48 mm (1.9 in)
Monthly rainy days
14 days
13 days
11 days
Weather conditions
unpleasant
tolerable
tolerable
Climate in St Martin Guernsey →

St Saviour Guernsey

In May St Saviour Guernsey generally has moderate temperatures with maximum daytime temperatures around 14°C (57°F), minimum nighttime temperatures around 11°C (52°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

« April
May
June »
April
May
June
Max temperature
12°C (54°F)
14°C (57°F)
16°C (61°F)
Min temperature
9°C (48°F)
11°C (52°F)
13°C (55°F)
Monthly sun hours
197 hours
236 hours
248 hours
Monthly rainfall
58 mm (2.3 in)
50 mm (2 in)
48 mm (1.9 in)
Monthly rainy days
14 days
13 days
11 days
Weather conditions
unpleasant
tolerable
tolerable
Climate in St Saviour Guernsey →

Castel

In May Castel generally has moderate temperatures with maximum daytime temperatures around 14°C (57°F), minimum nighttime temperatures around 11°C (52°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

« April
May
June »
April
May
June
Max temperature
12°C (54°F)
14°C (57°F)
16°C (61°F)
Min temperature
9°C (48°F)
11°C (52°F)
13°C (55°F)
Monthly sun hours
197 hours
236 hours
248 hours
Monthly rainfall
58 mm (2.3 in)
50 mm (2 in)
48 mm (1.9 in)
Monthly rainy days
14 days
13 days
11 days
Weather conditions
unpleasant
tolerable
tolerable
Climate in Castel →

Is your destination not in the list? Have a look at all destinations in Guernsey, in the United Kingdom.

Popular cities in May

Day & night temperatures, rainfall and average weather in Guernsey in May.

City Weather Day temp Night temp Rainfall
St Peter Port 14°C (57°F) 11°C (52°F) 49 mm (1.9 in)
St Martin Guernsey 14°C (57°F) 11°C (52°F) 49 mm (1.9 in)
St Saviour Guernsey 14°C (57°F) 11°C (52°F) 50 mm (2 in)
Castel 14°C (57°F) 11°C (52°F) 50 mm (2 in)

Guernsey weather in May: frequently asked questions

What is the weather like in Guernsey, the United Kingdom in May?

Expect tolerable weather across Guernsey, the United Kingdom in May. The popular destination of St Peter Port averages 14°C (57°F) by day and 11°C (52°F) at night during this month.

What is the average temperature in Guernsey, the United Kingdom in May?

Average temperatures in Guernsey, the United Kingdom during May range from a nighttime low near 11°C (52°F) to a daytime high around 14°C (57°F) in St Peter Port.

Does Guernsey, the United Kingdom get a lot of rain in May?

Rain is generally moderate to light in Guernsey, the United Kingdom during May, with St Peter Port averaging close to 49 mm (1.9 in).

Is May a Good Time to Visit Guernsey, the United Kingdom?

In our opinion, May is a good time to visit Guernsey, the United Kingdom with overall tolerable weather in St Peter Port. However, the weather conditions may vary depending on your destination.

Generally speaking, the best visiting conditions can be found in July, August and September offering mostly pleasant weather in St Peter Port. The weather in January and December, on the other hand, tends to be poor.

Interested in more climate information?

We have much more information about the climate in Guernsey.

Weather and climate has detailed information for every country in the world. Are you going to the United Kingdom? Get detailed historical weather averages for many cities in the United Kingdom.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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