Temperatures in May
It's pleasantly warm in May in Pasadena with an average temperature of 22°C. Temperatures this month range from a low of 21°C to a high of 25°C. At night, you can expect temperatures between 14°C and 16°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Pasadena in May. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of May
The month of May starts in Pasadena with warm temperatures, averaging around 23°C during the day and nights close to 15°C. There’s little chance of precipitation. The weather is mostly sunny and dry.
Mid-May
By mid-May, the average daytime temperature stays the same at 23°C, with nights close to 16°C. Not much precipitation expected during this period. It’s mostly dry with sunshine.
End of May
By the end of May, the average daytime temperature in Pasadena will be around 23°C, with nights close to 15°C. No precipitation expected, with plenty of sunshine on the horizon.
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Precipitation in May
According to weather history, there is only 7,5 mm of precipitation in May. The wind speed is around 3 Bft, mostly coming from the South.
The average chance of precipitation is only 5% in May.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May 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 May |
London | ||
|---|---|---|---|
 Average Temperature |
22°C | 18°C | |
 High Temp |
25°C | 21°C | |
| Low Temp |
21°C | 15°C | |
 Total Precipitation |
7,5 mm | 46 mm | |
| Rainy Days |
2 days | 8 days | |
April
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 May a good time to visit Pasadena?
Want nice weather? Then May 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 May
With 38°C, Pasadena hit the highest temperature in the last 10 years in May 2014. The lowest daytime temperature in this month was 14°C in 2019. The extreme night temperatures ranged from a low of 9°C to a high of 22°C.
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Daily Temperature in May in Pasadena
This chart shows the average daily temperatures, both day and night, for each day in May 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 May in Pasadena
The chart below shows the average daily precipitation in May 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 May, you can expect around 2 days of rain in Pasadena.
Daily UV Index in May in Pasadena
This chart shows the average daily UV index in May 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 May in Pasadena Over the Years
This chart shows the average temperature in May in Pasadena, measured in degrees Celsius, over the past years.
Total Precipitation in May in Pasadena Over the Years
This chart shows the average precipitation in May 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 May for Pasadena
Click on a specific day in May 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 May in Pasadena
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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.
