Monthly weather forecast and climate
South Pasadena, CA

Weather in January

January, the same as December, is another enjoyable winter month in South Pasadena, California, with temperature in the range of an average low of 48.7°F (9.3°C) and an average high of 64.9°F (18.3°C). In January, the average high-temperature is essentially the same as in December - a still comfortable 64.9°F (18.3°C). Weather in January »

Weather in February

The last month of the winter, February, is also an enjoyable month in South Pasadena, California, with temperature in the range of an average high of 64.9°F (18.3°C) and an average low of 47.8°F (8.8°C). In February, the average high-temperature remains equal as in January - a still comfortable 64.9°F (18.3°C). Weather in February »

Weather in March

March, the first month of the spring, in South Pasadena, is an agreeable month, with average temperature varying between 49.1°F (9.5°C) and 68°F (20°C). In South Pasadena, the average high-temperature in March is practically the same as in February - an agreeable 68°F (20°C). Weather in March »

Weather in April

April, the same as March, in South Pasadena, California, is another pleasant spring month, with average temperature fluctuating between 72.1°F (22.3°C) and 51.6°F (10.9°C). In South Pasadena, the average high-temperature in April is practically the same as in March - a still pleasant 72.1°F (22.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in South Pasadena, California, with average temperature ranging between max 74.3°F (23.5°C) and min 55°F (12.8°C). In South Pasadena, California, the average high-temperature is practically the same as in April - a moderately hot 74.3°F (23.5°C). Weather in May »

Weather in June

The first month of the summer, June, is also a moderately hot month in South Pasadena, California, with average temperature ranging between max 79.7°F (26.5°C) and min 58.6°F (14.8°C). In June, the average high-temperature marginally rises, from 74.3°F (23.5°C) in May, to a still warm 79.7°F (26.5°C). Weather in June »

Weather in July

July, like June, in South Pasadena, California, is another warm summer month, with average temperature ranging between min 64.2°F (17.9°C) and max 85.3°F (29.6°C). In South Pasadena, the average high-temperature slightly increases, from 79.7°F (26.5°C) in June, to a still warm 85.3°F (29.6°C). Weather in July »

Weather in August

The last month of the summer, August, is a tropical month in South Pasadena, California, with average temperature ranging between max 86.7°F (30.4°C) and min 65.7°F (18.7°C). The warmest month is August, with an average high-temperature of 86.7°F (30.4°C) and an average low-temperature of 65.7°F (18.7°C). In August, the average heat index is appraised at a hot 89.2°F (31.8°C). Weather in August »

Weather in September

September, the first month of the autumn, in South Pasadena, is still a warm month, with temperature in the range of an average low of 63.7°F (17.6°C) and an average high of 84.4°F (29.1°C). In September, the average high-temperature is relatively the same as in August - a warm 84.4°F (29.1°C). Weather in September »

Weather in October

October, the same as September, is another warm autumn month in South Pasadena, California, with temperature in the range of an average low of 59.7°F (15.4°C) and an average high of 77.9°F (25.5°C). In October, the average high-temperature slightly decreases, from a moderately hot 84.4°F (29.1°C) in September, to a still warm 77.9°F (25.5°C). Weather in October »

Weather in November

November, the last month of the autumn, in South Pasadena, is also an agreeable month, with average temperature fluctuating between 53.2°F (11.8°C) and 70.7°F (21.5°C). In November, the average high-temperature slightly decreases, from a warm 77.9°F (25.5°C) in October, to an agreeable 70.7°F (21.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also an enjoyable month in South Pasadena, California, with average temperature varying between 47.8°F (8.8°C) and 63.1°F (17.3°C). The coldest month is December, with an average high-temperature of 63.1°F (17.3°C) and an average low-temperature of 47.8°F (8.8°C). Weather in December »
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FAQ

How many days does it rain in South Pasadena?

Throughout the year, there are 49.2 rainfall days, and 8.23" (209mm) of precipitation is accumulated.

How many days does it snow in South Pasadena?

In South Pasadena, California, during the entire year, snow falls for 0.1 days.

When it does not snow in South Pasadena?

In South Pasadena, California, snow does not fall in January through November.

What is the month with the least sunshine in South Pasadena?

Months with the least sunshine are January, February and December, with an average of 6.9h of sunshine.

What are the months with the lowest UV index in South Pasadena?

January, February, November and December, with an average maximum UV index of 4, are months with the lowest UV index in South Pasadena.

What is the wettest month in South Pasadena?

February is the month with the most rainfall in South Pasadena. Rain falls for 6.3 days and accumulates 1.77" (45mm) of precipitation.

What is the most humid month in South Pasadena?

June is the most humid month, with an average relative humidity of 59%.

What is the driest month in South Pasadena?

The month with the least rainfall in South Pasadena is June when the rain falls for 1 days and typically collects 0.04" (1mm) of precipitation.

When are the longest days in South Pasadena?

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

What are the months with the most sunshine in South Pasadena?

Months with the most sunshine in South Pasadena, California, are June and July, with an average of 12.1h of sunshine.

What is the month with the highest UV index in South Pasadena?

Months with the highest UV index are June through September, with an average maximum UV index of 6.

What is the warmest month in South Pasadena?

The warmest month in South Pasadena, California, is August, with an average high-temperature of 86.7°F (30.4°C) and an average low-temperature of 65.7°F (18.7°C).

What is the least humid month in South Pasadena?

With an average relative humidity of 47%, November is the least humid month.

What is the coldest month in South Pasadena?

December is the coldest month, with an average high-temperature of 63.1°F (17.3°C) and an average low-temperature of 47.8°F (8.8°C).

When does it snow in South Pasadena?

The only month with snowfall is December.

When does it snow the most in South Pasadena?

December has the most snowfall days of the year. Snow falls for 0.1 days.

What is the month with the shortest days in South Pasadena?

With an average of 9.9h of daylight, December has the shortest days of the year.

Average temperature
South Pasadena, CA

Average temperature - South Pasadena, CA

The warmest month (with the highest average high temperature) is August (86.7°F).
The month with the lowest average high temperature is December (63.1°F).

The month with the highest average low temperature is August (65.7°F).
The coldest months (with the lowest average low temperature) are February and December (47.8°F).

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Average pressure
South Pasadena, CA

Average pressure - South Pasadena, CA

The month with the highest atmospheric pressure is January (30.1").
The month with the lowest atmospheric pressure is June (29.88").

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Average wind speed
South Pasadena, CA

Average wind speed - South Pasadena, CA

The windiest month (with the highest average wind speed) is April (5.7mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).

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Average humidity
South Pasadena, CA

Average humidity - South Pasadena, CA

The month with the highest relative humidity is June (59%).
The month with the lowest relative humidity is November (47%).

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Average rainfall
South Pasadena, CA

Average rainfall - South Pasadena, CA

The wettest month (with the highest rainfall) is February (1.77").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days
South Pasadena, CA

Average rainfall days - South Pasadena, CA

The month with the highest number of rainy days is March (7.7 days).
The month with the least rainy days is June (1 days).

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Average snowfall days
South Pasadena, CA

Average snowfall days - South Pasadena, CA

The month with the highest number of snowfall days is December (0.1 days).
Months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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Average daylight / Average sunshine
South Pasadena, CA

Average daylight / Average sunshine - South Pasadena, CA

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

Months with the most sunshine are June and July (Average sunshine: 12.1h).
Months with the least sunshine are January, February and December (Average sunshine: 6.9).

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Average sunshine days
South Pasadena, CA

Average sunshine days - South Pasadena, CA

The month with the most sunshine days is August (28.3 days).
The month with the least sunshine days is February (21 days).

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Average UV index
South Pasadena, CA

Average UV index - South Pasadena, CA

Months with the highest UV index are June, July, August and September (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 4).

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Average visibility
South Pasadena, CA

Average visibility - South Pasadena, CA

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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