August Weather in Pasadena, Canada

Last updated: June 18, 2025

In August, the average temperature in Pasadena, Canada hovers around 17°C (63°F), with a comfortable minimum of 7°C (44°F) and a warm maximum reaching 27°C (81°F). Expect around 89 mm (3.5 in) of precipitation spread over 13 days, accompanied by a notably high average humidity of 90%. It's a month that perfectly balances warmth and moisture!

August Temperature in Pasadena

In August in Pasadena, the average temperature is 17°C (63°F). Maximum temperatures can reach 27°C (81°F), while minimums can drop to as low as 7°C (44°F). This makes Pasadena a pleasant destination for travelers looking to enjoy mild weather and suitable conditions for outdoor activities.

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

The chart illustrates August temperature patterns in Pasadena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pasadena, August typically has an average temperature of 17°C (63°F), with highs reaching up to 27°C (81°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec221925344252596355453729
Data source: Temperature data for Pasadena generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Pasadena

In Pasadena in August, the precipitation amount is 89 mm (3.5 in) distributed over 13 days.

August Precipitation Trends in Pasadena

The chart displays monthly precipitation patterns in Pasadena, 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 Pasadena, August typically receives around 89 mm (3.5 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec9011110410094947089107114140139
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Pasadena

In Pasadena in August humidity is 90%. With an average temperature of 17°C (63°F), this humidity feels like a heavy blanket wrapping around you, making travel feel sticky and exhausting as the air hangs thick and damp, making even short walks feel like a marathon.

August Average Humidity in Pasadena

This chart illustrates the average monthly humidity levels in Pasadena, 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 Pasadena is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%90%89%88%87%85%90%90%87%84%83%85%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Pasadena

In Pasadena 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 Pasadena.

Maximum UV Index Levels in Pasadena for August

The chart shows the monthly maximum UV Index (UVI) for Pasadena 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 Pasadena typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789886421
Data source: Pasadena 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 Pasadena Compares to Other Months

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

This table compares monthly weather conditions in Pasadena, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)90 mm (3.5 inches)88%low
February Weather-7°C (20°F)111 mm (4.4 inches)90%moderate
March Weather-4°C (25°F)104 mm (4.1 inches)89%moderate
April Weather1°C (34°F)100 mm (4.0 inches)88%high
May Weather6°C (43°F)94 mm (3.7 inches)87%very high
June Weather11°C (52°F)94 mm (3.7 inches)85%very high
July Weather15°C (60°F)70 mm (2.8 inches)90%very high
August Weather17°C (63°F)89 mm (3.5 inches)90%very high
September Weather13°C (55°F)106 mm (4.2 inches)87%high
October Weather7°C (46°F)114 mm (4.5 inches)84%moderate
November Weather3°C (37°F)140 mm (5.5 inches)83%low
December Weather-2°C (29°F)139 mm (5.5 inches)85%low

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