Weather in Castle Cornet, Guernsey and Alderney
Weather Advisories
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Tomorrow's weather summary
The weather in Castle Cornet on Sunday, July 26th, will vary throughout the day from cloudy weather to clear.
According to our models cloud overcast will emerge before dawn and there is a high chance for clear skies around noon.
Weather information for Castle Cornet, on Sunday, July 26th:
The maximum temperature during the day is going to be 18°C at about 8 pm. The day will have very high relative humidity, with average humidity of 85%, ranging from 75% to a maximum value of 94% at about 9 am. The wind will be strong, and will get up to 36 km/h at 5 pm, blowing from the north-west. The cloud coverage will range from 2% around 11 pm to as high as 100% around 8 am with an average of 43%.
The precipitation probability will change throughout the day between 0% and 15%. The highest chance for precipitation will be around 8 am and the lowest probability around midnight. The dew point will range from 14°C up to a maximum value of 17°C around 9 am.
The visibility is expected to be good with average visibility of 15 km throughout the day. Atmospheric pressure will be normal with average pressure of 1012 hPa. Sunrise will be at 5:32 am, and sunset at 8:59 pm. The day will have 15 hours and 27 minutes of daylight.
Air quality forecast for Castle Cornet, on Sunday, July 26th:
On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 34 and 62.
Pollen forecast for Castle Cornet, on Sunday, July 26th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.
The weather in Castle Cornet on Monday, July 27th, is going to be clear throughout the day.
There is also a chance of few clouds around noon, at about 2 pm.
Weather details for Castle Cornet, on Monday, July 27th:
The maximum temperature during the day will be 18°C around 7 pm. The day will have very high relative humidity, with average humidity of 83%, ranging from 77% to a maximum value of 88% at about 11 pm. The wind will be breezy, and will get up to 28 km/h at midnight, blowing from the north-west. The cloud coverage will range from 0% around midnight to as high as 30% around 3 pm with an average of 4%.
There is no probability for any precipitation throughout the day. The dew point will range from 14°C up to a maximum value of 16°C around 11 pm.
The visibility is expected to be good with average visibility of 16 km throughout the day. Atmospheric pressure will be high with average pressure of 1020 hPa. Sunrise will be at 5:34 am, and sunset at 8:58 pm. The day will have 15 hours and 24 minutes of daylight.
Air quality forecast for Castle Cornet, on Monday, July 27th:
On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 52 and 61.
Pollen forecast for Castle Cornet, on Monday, July 27th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.
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