Weather in Guernsey, Channel Islands in July

So you're interested in going to Guernsey, Channel Islands in July

July is a slightly cold and slightly rainy time for sunbathing in Guernsey. July is a little too cold to enjoy swimming in Guernsey for any length of time. Consider visiting Guernsey in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for July.

Temperature in Guernsey in July

The average maximum temperature in Guernsey in July is 19°. The average maximum temperature is 18° in the previous month and 19° in the next month.

The average temperature in Guernsey in July is 17°. The average temperature ranges is 15° in the previous month and 17° in the next month.

The average minimum temperature in Guernsey in July is 14°. The minimum temperature is 12° in the previous month and 14° in the next month.

Sunshine in Guernsey in July

The average day light hours per day in Guernsey in July are 15.9 and there are 7.8 hours of sunshine per day on average during July making it a quite sunny month with some cloud cover.

The ultraviolet index in Guernsey in July is typically 7.8 during July. An ultraviolet index reading of 8 to 10 indicates a very high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 15 minutes. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Guernsey in July

The average sea water temperature in Guernsey in July is 18.7° which is cool for swimming, shorty wetsuit may help you extend your time in the water.

Rainfall in Guernsey in July

The average total rainfall in Guernsey in July is 0.8cm and on average there are 14 rainy days in July making it a slightly wet time to visit the beach.

Humidity in Guernsey in July

The maximum dew point (an indicator of humidity) in Guernsey in July is 15° which is comfortable for everyone. The dew point is 14° in the previous month and 16° in the next month.

The average maximum relative humidity in Guernsey in July is typically 96.9%. The maximum relative humidity is 95.9% in the previous month and 96.7% in the next month.

The average relative humidity in Guernsey in July is typically 83.4%. The average relative humidity is 82.4% in the previous month and 84.6% in the next month.

Wind Speed in Guernsey in July

The average maximum wind speed in Guernsey in July is typically 27kmh. The average maximum wind speed is 27kmh in the previous month and 27kmh in the next month.

The average wind speed in Guernsey in July is typically 18kmh. The average wind speed is 18kmh in the previous month and 18kmh in the next month.

The average wind direction in Guernsey in July is from the West.