Annual average weather for Boundary Bay, Delta, Canada

Annual Temperature for Boundary Bay

The hottest month in Boundary Bay is July when the average maximum temperature is 21°, average temperature is 17° and average minimum temperature is 13°.

The coolest month in Boundary Bay is February when the average maximum temperature is , average temperature is and average minimum temperature is .

Annual Sunshine for Boundary Bay

The longest days in Boundary Bay are in June, with an average of 16.2 hours of daylight per day. December has the shortest days with an average of 8.3 hours of daylight per day.

The sunniest days in Boundary Bay are in July which has the most hours of sunshine per day with an average of 10 hours of sunshine per day, making it a sunny month with few clouds. December has the least sunshine with an average of 1.7 hours of sunshine per day, making it not a particularly sunny month.

The ultraviolet index is the highest in June when it reaches 8.5 and lowest in December when it reaches 1.1.

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.

Annual Sea Temperature for Boundary Bay

The warmest sea water temperatures in Boundary Bay are found in August when they peak at 29° and lowest in February when they dip to .

The sea is best for swimming between April and December when the temperature is above 22° which is warm and pleasant for relaxing and swimming for long periods.

Annual Rainfall for Boundary Bay

The wettest month in Boundary Bay is November with 7.3cm of rain and March has the most days of rain with 21.3 days with some rain, a very wet time to visit the beach.

The driest month in Boundary Bay is July with 0.5cm of rain and August has the fewest days of rain with 9.4 days with some rain, a dry time to visit the beach.

Annual Humidity for Boundary Bay

The most humid month in Boundary Bay is August with a dew point (an indicator of humidity) of 14° which is comfortable for everyone.

The least humid month in Boundary Bay is December with a dew point of which is a bit dry for some.

Annual Wind Speed for Boundary Bay

The most windy month in Boundary Bay is November when the average maximum windspeed is 22kmh and the average wind speed is 9kmh.

The least windy month in Boundary Bay is September when the average maximum windspeed is 17kmh and the average wind speed is 6kmh.

Monthly Averages

Suggested Beaches

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