Pasadena
California, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Pasadena, CA

The iconic intricate design of the classical Pasadena City Hall in California, with neon-lit paths and natural gardens, under a perfect blue night sky
The iconic intricate design of the classical Pasadena City Hall in California, with neon-lit paths and natural gardens, under a perfect blue night sky
January, the same as December, is another enjoyable winter month in Pasadena, California, with average temperature ranging between min 44.2°F (6.8°C) and max 67.8°F (19.9°C). The coldest month is January, with an average high-temperature of 67.8°F (19.9°C) and an average low-temperature of 44.2°F (6.8°C). Weather in January »
February, the last month of the winter, in Pasadena, is an agreeable month, with average temperature varying between 45.9°F (7.7°C) and 70.3°F (21.3°C). In Pasadena, the average high-temperature in February is relatively the same as in January - a pleasant 70.3°F (21.3°C). Weather in February »

March, the first month of the spring, in Pasadena, is also an agreeable month, with average temperature fluctuating between 47.1°F (8.4°C) and 71.2°F (21.8°C). In March, the average high-temperature is essentially the same as in February - a still pleasant 71.2°F (21.8°C). Weather in March »

April is a moderately hot spring month in Pasadena, California, with average temperature ranging between min 50°F (10°C) and max 75.9°F (24.4°C). In April, the average high-temperature is almost the same as in March - a warm 75.9°F (24.4°C). Weather in April »

The last month of the spring, May, is also a moderately hot month in Pasadena, California, with temperature in the range of an average low of 53.4°F (11.9°C) and an average high of 78.3°F (25.7°C). In Pasadena, California, the average high-temperature is essentially the same as in April - a still moderately hot 78.3°F (25.7°C). Weather in May »

The first month of the summer, June, is also a moderately hot month in Pasadena, California, with average temperature ranging between min 57.4°F (14.1°C) and max 84°F (28.9°C). In June, the average high-temperature slightly increases, from 78.3°F (25.7°C) in May, to a still warm 84°F (28.9°C). Weather in June »

July in Pasadena, California, is a hot summer month, with average temperature fluctuating between 61.2°F (16.2°C) and 89.4°F (31.9°C). In Pasadena, the average high-temperature marginally rises, from a warm 84°F (28.9°C) in June, to a hot 89.4°F (31.9°C). Weather in July »

The last month of the summer, August, is another tropical month in Pasadena, California, with average temperature varying between 62.1°F (16.7°C) and 90.7°F (32.6°C). The warmest month is August, with an average high-temperature of 90.7°F (32.6°C) and an average low-temperature of 62.1°F (16.7°C). Weather in August »

The first month of the autumn, September, is also a hot month in Pasadena, California, with average temperature ranging between max 88.5°F (31.4°C) and min 60.6°F (15.9°C). In September, the average high-temperature is essentially the same as in August - a still hot 88.5°F (31.4°C). Weather in September »

October, like September, in Pasadena, California, is another warm autumn month, with temperature in the range of an average low of 55.2°F (12.9°C) and an average high of 82.6°F (28.1°C). In October, the average high-temperature slightly decreases, from a hot 88.5°F (31.4°C) in September, to a warm 82.6°F (28.1°C). Weather in October »

November, the last month of the autumn, in Pasadena, is also a moderately hot month, with average temperature ranging between min 48°F (8.9°C) and max 73.8°F (23.2°C). In Pasadena, the average high-temperature slightly decreases, from a warm 82.6°F (28.1°C) in October, to a still moderately hot 73.8°F (23.2°C). Weather in November »

December, the first month of the winter, in Pasadena, is still a pleasant month, with temperature in the range of an average high of 68°F (20°C) and an average low of 44.1°F (6.7°C). In Pasadena, the average high-temperature in December slightly decreases, from a moderately hot 73.8°F (23.2°C) in November, to an agreeable 68°F (20°C). Weather in December »

What is the coldest month in Pasadena?

With an average high-temperature of 67.8°F (19.9°C) and an average low-temperature of 44.2°F (6.8°C), January is the coldest month in Pasadena.

How many days does it rain in Pasadena?

Throughout the year, in Pasadena, there are 43.8 rainfall days.

What is the wettest month in Pasadena?

March has the most rainfall days of the year in Pasadena, California. Rain falls for 7.7 days.

When are the longest days in Pasadena?

June has the longest days of the year in Pasadena, California, with an average of 14.4h of daylight.

What is the driest month in Pasadena?

The month with the least rainfall days is July when the rain falls for 0.5 days.

What is the warmest month in Pasadena?

The warmest month in Pasadena is August, with an average high-temperature of 90.7°F (32.6°C) and an average low-temperature of 62.1°F (16.7°C).

What is the month with the shortest days in Pasadena?

December has the shortest days of the year, with an average of 9.9h of daylight.
Average temperature - Pasadena, CA
Average rainfall days - Pasadena, CA

The month with the highest number of rainy days is March (7.7 days).
The month with the lowest number of rainy days is July (0.5 days).

Average daylight - Pasadena, CA

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).