August weather forecast
Jersey

August in Jersey signifies the tail end of the summer season, delivering warm temperatures, but with a slightly increased chance of rainfall compared to July. Average temperatures typically range between 15°C (59°F) to 20°C (68°F), mirroring July's warmth but with a slight cooling trend noticeable towards the end of the month.

As with previous months, St. Helier's temperatures usually depict the general weather conditions across the island. Given Jersey's small size, there are no significant climatic variations between different regions of the island, whether coastal or inland.

In terms of precipitation, August sees a small increase compared to July, with the island receiving around 50mm (1.97") of rainfall distributed over approximately 12 days. Despite this increase, August remains one of the drier months of the year, with plenty of sunny days.

While daylight hours start to decrease as the island moves away from the summer solstice, August still boasts about 14 to 15 hours of daylight per day. The ample sunlight continues to provide plenty of opportunity for outdoor activities, from beach lounging to hiking the island's scenic trails.

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• Saint Helier - August »
  With an average sea temperature of 17°C (62.6°F), August is the month with the warmest seawater in Saint Helier. In Saint Helier in August, it is raining for 13.8 days, with typically 42mm (1.65") of accumulated precipitation.
• Saint Aubin - August »
  June through August, with an average maximum UV index of 5, are months with the highest UV index in Saint Aubin, Jersey. August is Saint Aubin's warmest month, registering average high temperatures of 18.1°C (64.6°F) and lows of 16.3°C (61.3°F).
• Gorey - August »
  In Gorey, Jersey, in August, it is raining for 13.8 days, with typically 42mm (1.65") of accumulated precipitation. On the first day of August in Gorey, sunrise is at 05:41 and sunset at 20:47.
• Six Rues - August »
  August, having an average high-temperature of 18.1°C (64.6°F) and an average low-temperature of 16.3°C (61.3°F), is the warmest month in Six Rues. On the first day of August in Six Rues sunrise is at 05:41 and sunset at 20:48.
• Rozel - August »
  August registers as the month with the highest average temperatures in Rozel, reaching 18.2°C (64.8°F) at its peak and 16.3°C (61.3°F) at the lowest. On the first day of August in Rozel, sunrise is at 05:41 and sunset at 20:47.
• Portinfer - August »
  August tends to be the warmest month in Portinfer, Jersey, with temperatures averaging a daily high of 18.1°C (64.6°F) and a low of 16.3°C (61.3°F). In Portinfer in August, it is raining for 13.8 days, with typically 43mm (1.69") of accumulated precipitation.
• Millbrook - August »
  Temperature records in Millbrook mark August as the warmest month, with highs averaging 18.2°C (64.8°F) and lows at 16.3°C (61.3°F). Millbrook's warmest month, August, generally records average temperatures ranging from a high of 18.2°C (64.8°F) to a low of 16.3°C (61.3°F).
• Les Creux - August »
  The month of August, characterized by an average high of 18.1°C (64.6°F) and a low of 16.3°C (61.3°F), is recognized as the warmest in Les Creux, Jersey. August brings a slight drop in temperature ranging from 16.3°C (61.3°F) and 18.1°C (64.6°F), making it a notch less warm than July in Les Creux, Jersey.
• Le Rondin - August »
  On the first day of August in Le Rondin sunrise is at 05:41 and sunset at 20:48. In Le Rondin, during August, the rain falls for 13.8 days and regularly aggregates up to 43mm (1.69") of precipitation.
• La Moye - August »
  August is the month when La Moye's temperatures reach their peak, with averages of 18.1°C (64.6°F) and lows of 16.3°C (61.3°F). The average temperatures in La Moye reach their apex in August, averaging 18.1°C (64.6°F) at the high end and 16.3°C (61.3°F) at the low end.
• La Hougue - August »
  August, with its high-temperature average of 18.1°C (64.6°F) and a low-temperature average of 16.3°C (61.3°F), is the warmest month in La Hougue, Jersey. On the first day of August in La Hougue, Jersey, sunrise is at 05:41 and sunset at 20:48.