Temperatures in August
It's warm in August in Pasadena with an average temperature of 29°C. Temperatures this month range from a low of 28°C to a high of 31°C. At night, you can expect temperatures between 20°C and 21°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Pasadena in August. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of August
The month of August starts in Pasadena with hot temperatures, averaging around 30°C during the day and nights close to 21°C. You won’t see any precipitation in the first days of the month, it’s all sunny skies.
Mid-August
By mid-August, the average daytime temperature stays the same at 30°C, with nights close to 21°C. Not much precipitation expected during this period. It’s mostly dry with sunshine.
End of August
By the end of August, the average daytime temperature in Pasadena will be around 30°C, with nights close to 21°C. No precipitation expected, with plenty of sunshine on the horizon.
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Precipitation in August
According to weather history, there is only 6,8 mm of precipitation in August. The wind speed is around 3 Bft, mostly coming from the Southwest.
The average chance of precipitation is only 1% in August.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in August for Pasadena. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Pasadena in August |
London | ||
|---|---|---|---|
 Average Temperature |
29°C | 22°C | |
 High Temp |
31°C | 24°C | |
| Low Temp |
28°C | 19°C | |
 Total Precipitation |
6,8 mm | 60 mm | |
| Rainy Days |
0 days | 10 days | |
July
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is August a good time to visit Pasadena?
Want nice weather? Then August is a great time to be in Pasadena. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for Pasadena in August
With 38°C, Pasadena hit the highest temperature in the last 10 years in August 2017. The lowest daytime temperature in this month was 23°C in 2021. The extreme night temperatures ranged from a low of 16°C to a high of 25°C.
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Daily Temperature in August in Pasadena
This chart shows the average daily temperatures, both day and night, for each day in August in Pasadena, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in August in Pasadena
The chart below shows the average daily precipitation in August for Pasadena, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for August, you can expect it to stay dry all month in Pasadena.
Daily UV Index in August in Pasadena
This chart shows the average daily UV index in August in Pasadena, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Pasadena Over the Years
This chart shows the average temperature in August in Pasadena, measured in degrees Celsius, over the past years.
Total Precipitation in August in Pasadena Over the Years
This chart shows the average precipitation in August in Pasadena, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in August for Pasadena
Click on a specific day in August for detailed info on the typical weather on that day in Pasadena. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Pasadena
Have you been to Pasadena in August?
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Average Weather in Pasadena by Month
Click on a month below to see detailed weather info for Pasadena. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
