August Weather in Surrey, Canada

Last updated: June 18, 2025

In Surrey, Canada, the average temperature in August hovers around 19°C (66°F). However, be prepared for some variability, as temperatures can dip to a refreshing 9°C (48°F) or soar to a sizzling 36°C (98°F). On average, you can expect 23 mm (0.9 in) of precipitation over about 4 days, accompanied by a cozy average humidity level of 77%.

August Temperature in Surrey

In August in Surrey, the average temperature is 19°C (66°F). Maximum temperatures can reach 36°C (98°F), while minimums can drop as low as 9°C (48°F). Be prepared for a range of temperatures when traveling during this time.

August Weather in Surrey: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Surrey, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Surrey, August typically has an average temperature of 19°C (66°F), with highs reaching up to 36°C (98°F) and lows dropping to around 9°C (48°F).

Data source: Temperature data for Surrey generated using information from the Copernicus Climate Change Service.

August Precipitation in Surrey

In Surrey in August, the total precipitation amount is 23 mm (0.9 in) over a span of 4 days.

August Precipitation Trends in Surrey

The chart displays monthly precipitation patterns in Surrey, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Surrey, August typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 4 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

August Humidity in Surrey

In Surrey in August, humidity is 77%. With an average temperature of 19°C (66°F), this humidity feels like a heavy blanket wrapping around you, making the air feel thick and sticky, which can be quite uncomfortable for traveling.

August Average Humidity in Surrey

This chart illustrates the average monthly humidity levels in Surrey, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Surrey is approximately 77%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Surrey

In Surrey in August, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Surrey.

Maximum UV Index Levels in Surrey for August

The chart shows the monthly maximum UV Index (UVI) for Surrey in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in Surrey typically reaches 8, which falls under the very high exposure category.

Data source: Surrey August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How August Weather in Surrey Compares to Other Months

Weather in Surrey varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Surrey, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Surrey, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (40°F)	220 mm (8.6 inches)	86%	low
February Weather	4°C (39°F)	165 mm (6.5 inches)	85%	moderate
March Weather	7°C (45°F)	159 mm (6.3 inches)	86%	moderate
April Weather	10°C (50°F)	135 mm (5.3 inches)	86%	high
May Weather	13°C (56°F)	73 mm (2.9 inches)	81%	high
June Weather	16°C (61°F)	60 mm (2.3 inches)	83%	very high
July Weather	18°C (66°F)	28 mm (1.1 inches)	84%	very high
August Weather	19°C (66°F)	23 mm (0.9 inches)	77%	very high
September Weather	16°C (61°F)	149 mm (5.9 inches)	76%	high
October Weather	10°C (51°F)	198 mm (7.8 inches)	88%	moderate
November Weather	7°C (45°F)	296 mm (11.7 inches)	87%	low
December Weather	4°C (40°F)	238 mm (9.4 inches)	87%	low