July weather forecast
Guernsey

July in Guernsey represents the peak of the summer season, with the warmest temperatures of the year. Average temperatures typically range from 17°C (62.6°F) to 20°C (68°F), creating the perfect setting for swimming, sunbathing, and enjoying various water sports.

As it pertains to rainfall, July experiences a similar level of precipitation as June, with the island receiving around 30mm (1.18") to 35mm (1.38") spread across approximately 8 to 10 days. This combination of warm temperatures and moderate rainfall ensures a predominantly sunny climate, making July an attractive time for tourism.

Comparatively, July is slightly warmer than June but maintains similar levels of rainfall, maintaining the pleasant summer weather. As Guernsey moves into August, the temperature remains relatively stable, marking the continuation of the peak summer conditions. However, rainfall levels tend to slightly increase, bringing with it a touch more humidity while maintaining the overall enjoyable climate.

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• Saint Sampson - July »
  In Saint Sampson during July, the rain falls for 12.8 days and regularly aggregates up to 26mm (1.02") of precipitation. July's advent in Saint Sampson presents an average high-temperature of a comfortable 16.9°C (62.4°F), indicating a slight variation from the conditions of the previous month.
• Guernsey - July »
  Guernsey registers an average high-temperature of a still refreshing 16.9°C (62.4°F) at the commencement of July, closely related to the preceding month. June and July, with an average relative humidity of 84%, are most humid months in Guernsey, Guernsey.
• Saint Peter Port - July »
  As the year reaches its zenith, July is the warmest month with temperatures reaching a peak of 16.9°C (62.4°F). On the first day of July sunrise is at 05:08 and sunset at 21:20.
• Alderney - July »
  On the last day of July, in Alderney, sunrise is at 05:38 and sunset at 20:51 BST. On the first day of July in Alderney, sunrise is at 05:05 and sunset at 21:19.
• Braye du Valle - July »
  The month with the least rainfall in Braye du Valle is July, when the rain falls for 12.8 days and typically collects 26mm (1.02") of precipitation. The months with the highest humidity in Braye du Valle are June and July, with an average relative humidity of 84%.
• Fort George - July »
  The month with the least rainfall in Fort George is July, when the rain falls for 12.8 days and typically collects 26mm (1.02") of precipitation. The month with the most sunshine in Fort George is July, with an average of 9.7h of sunshine.
• Saint Andrew - July »
  The month with the least rainfall in Saint Andrew is July, when the rain falls for 12.8 days and typically collects 26mm (1.02") of precipitation. July presents as the warmest month in Saint Andrew, Guernsey, with elevated temperatures and long daylight hours.