June weather forecast
Saint Peter Port, Guernsey

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A calm sunny day in Saint Peter Port, Guernsey, with ships docked at the harbor
A calm sunny day in Saint Peter Port, Guernsey, with ships docked at the harbor

Weather in June

June in Saint Peter Port, Guernsey witnesses a further increase in temperatures, setting the stage for forthcoming summer. Interestingly, there is a minor rise in the amount of rainfall to 33mm (1.3"), though this happens over a fractional increase in rainy days. Simultaneously, the wind speed decreases subtly, leading to a more summery feel. In spite of incomplete sunshine throughout the month, June stands as the year's best for daylight hours, providing ample time for outdoor activities.

Temperature

The arrival of June in Saint Peter Port marks a slight shift to an average high-temperature of a moderate 15.2°C (59.4°F) from May's 12.8°C (55°F). Saint Peter Port's nocturnal June readings average at a still refreshing 13.2°C (55.8°F), showing little variation from the daytime temperatures.

Humidity

The months with the highest humidity are June and July, with an average relative humidity of 84%.

Rainfall

In Saint Peter Port, during June, the rain falls for 11.5 days and regularly aggregates up to 33mm (1.3") of precipitation. In Saint Peter Port, Guernsey, during the entire year, the rain falls for 196.3 days and collects up to 557mm (21.93") of precipitation.

Snowfall

February through December are months without snowfall.

Sea temperature

In Saint Peter Port, the average seawater temperature in June is 14°C (57.2°F).
Note: Immersing oneself in 14°C (57.2°F) at sub-10°C (14°F) temperatures is a recipe for harsh cold shock and quickened breathing unless adequately equipped.

Daylight

With an average of 16h and 12min of daylight, June has the longest days of the year.
On the first day of June, sunrise is at 05:07 and sunset at 21:08. On the last day of the month, sunrise is at 05:07 and sunset at 21:20 BST.

Sunshine

In Saint Peter Port, the average sunshine in June is 9.1h.

UV index

In June, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 4 in June converts into the following recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

What are the temperatures in Saint Peter Port in June?

The average high-temperature and low-temperature during June are 15.2°C (59.4°F) and 13.2°C (55.8°F) respectively.

What are the most humid months in Saint Peter Port?

The months with the highest humidity are June and July, with an average relative humidity of 84%.

What is the average humidity in June in Saint Peter Port?

The average relative humidity in June in Saint Peter Port, Guernsey, is 84%.

How much does it rain in Saint Peter Port in June?

In Saint Peter Port, in June, during 11.5 rainfall days, 33mm (1.3") of precipitation is typically accumulated.

When it does not snow in Saint Peter Port?

In Saint Peter Port, snow does not fall in February through December.

What is the sea water temperature in June in Saint Peter Port?

In Saint Peter Port, in June, the average water temperature is 14°C (57.2°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

When are the longest days in Saint Peter Port?

With an average of 16h and 12min of daylight, June has the longest days of the year in Saint Peter Port.

What is the average length of the day in June in Saint Peter Port?

In Saint Peter Port, the average day length in June is 16h and 12min.

When are sunrise and sunset in June in Saint Peter Port?

On the first day of June in Saint Peter Port, Guernsey, sunrise is at 05:07 and sunset at 21:08. On the last day of the month, sunrise is at 05:07 and sunset at 21:20 BST.

How long on average sun shines in June in Saint Peter Port?

The average sunshine duration in June in Saint Peter Port, Guernsey, is 9.1h.

How high is the UV index in June in Saint Peter Port?

In Saint Peter Port, the average daily maximum UV index in June is 4. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in June
Saint Peter Port, Guernsey

Average temperature in June - Saint Peter Port, Guernsey
  • Average high temperature in June: 15.2°C

The warmest month (with the highest average high temperature) is August (17.8°C).
The month with the lowest average high temperature is February (9.2°C).

  • Average low temperature in June: 13.2°C

The month with the highest average low temperature is August (15.8°C).
The coldest month (with the lowest average low temperature) is February (7°C).

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Average pressure in June
Saint Peter Port, Guernsey

Average pressure in June - Saint Peter Port, Guernsey
  • Average pressure in June: 1016.9mbar

The month with the highest atmospheric pressure is September (1017.9mbar).
The month with the lowest atmospheric pressure is November (1011.5mbar).

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Average wind speed in June
Saint Peter Port, Guernsey

Average wind speed in June - Saint Peter Port, Guernsey
  • Average wind speed in June: 22.8km/h

The windiest month (with the highest average wind speed) is December (36km/h).
The calmest month (with the lowest average wind speed) is July (21.9km/h).

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Average humidity in June
Saint Peter Port, Guernsey

Average humidity in June - Saint Peter Port, Guernsey
  • Average humidity in June: 84%

The months with the highest relative humidity are June and July (84%).
The months with the lowest relative humidity are November and December (77%).

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Average rainfall in June
Saint Peter Port, Guernsey

Average rainfall in June - Saint Peter Port, Guernsey
  • Average rainfall in June: 33mm

The wettest month (with the highest rainfall) is November (87mm).
The driest month (with the least rainfall) is July (26mm).

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Average rainfall days in June
Saint Peter Port, Guernsey

Average rainfall days in June - Saint Peter Port, Guernsey
  • Average rainfall days in June: 11.5 days

The month with the highest number of rainy days is November (22.8 days).
The month with the least rainy days is June (11.5 days).

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Average snowfall in June
Saint Peter Port, Guernsey

Average snowfall in June - Saint Peter Port, Guernsey
  • Average snowfall in June: 0mm

The month with the highest snowfall is January (2mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).

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Average snowfall days in June
Saint Peter Port, Guernsey

Average snowfall days in June - Saint Peter Port, Guernsey
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

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Average sea temperature in June
Saint Peter Port, Guernsey

Average sea temperature in June - Saint Peter Port, Guernsey
  • Average sea temperature in June: 14°C

The best month for swimming (with the highest average sea temperature) is August (17°C).
The coldest months (with the lowest average sea temperature) are February and March (9°C).

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Average daylight in June /
Average sunshine in June
Saint Peter Port, Guernsey

Average daylight in June / Average sunshine in June - Saint Peter Port, Guernsey
  • Average daylight in June: 16h and 1min

The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).

  • Average sunshine in June: 9h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January, November and December (Average sunshine: 3h and 54min).

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Average sunshine days in June
Saint Peter Port, Guernsey

Average sunshine days in June - Saint Peter Port, Guernsey
  • Average sunshine days in June: 16 days

The month with the most sunshine days is May (16.3 days).
The month with the least sunshine days is November (4 days).

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Average UV index in June
Saint Peter Port, Guernsey

Average UV index in June - Saint Peter Port, Guernsey
  • Average UV index in June: 4

The months with the highest UV index are July, August and September (UV index 5).
The month with the lowest UV index is February (UV index 2).

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Average cloud cover in June
Saint Peter Port, Guernsey

Average cloud cover in June - Saint Peter Port, Guernsey
  • Average cloud cover in June: 41

The months with the most cloud cover are November and December (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 37).

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Average visibility in June
Saint Peter Port, Guernsey

Average visibility in June - Saint Peter Port, Guernsey
  • Average visibility in June: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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Saint Peter Port, Guernsey

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