Climate and monthly weather forecast
Glen Avon, CA

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Weather in January

January, the same as December, is another refreshing winter month in Glen Avon, California, with temperature in the range of an average low of 47.3°F (8.5°C) and an average high of 65.3°F (18.5°C). Glen Avon's weather in January indicates an average high-temperature of a still refreshing 65.3°F (18.5°C), nearly consistent with the 63.3°F (17.4°C) of December. Weather in January »

Weather in February

The last month of the winter, February, is also an enjoyable month in Glen Avon, California, with an average temperature ranging between max 65.1°F (18.4°C) and min 46°F (7.8°C). February experiences an average high-temperature of a still comfortable 65.1°F (18.4°C), barely different from January's 65.3°F (18.5°C). Weather in February »

Weather in March

The first month of the spring, March, is an agreeable month in Glen Avon, California, with an average temperature varying between 47.5°F (8.6°C) and 68.7°F (20.4°C). During March, Glen Avon observes a subtle ascent to a pleasant 68.7°F (20.4°C) from February's 65.1°F (18.4°C) in the average high-temperature. Weather in March »

Weather in April

April, like March, is another pleasant spring month in Glen Avon, California, with temperature in the range of an average low of 50.5°F (10.3°C) and an average high of 73°F (22.8°C). With the onset of April, the average high-temperature registers at a still pleasant 73°F (22.8°C), subtly different from March's 68.7°F (20.4°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderately hot month in Glen Avon, California, with an average temperature varying between 76.6°F (24.8°C) and 54°F (12.2°C). As Glen Avon, California, welcomes May, the average high-temperature records at a moderately hot 76.6°F (24.8°C), marking an insignificant deviation from the prior month. Weather in May »

Weather in June

The first month of the summer, June, is still a warm month in Glen Avon, California, with temperature in the range of an average high of 84.2°F (29°C) and an average low of 58.6°F (14.8°C). As June arrives, a slight rise in the average high-temperature is observed, moving from 76.6°F (24.8°C) in May to a still moderately hot 84.2°F (29°C). Weather in June »

Weather in July

July in Glen Avon, California, is a hot summer month, with an average temperature fluctuating between 64.8°F (18.2°C) and 90.1°F (32.3°C). The average high-temperature mildly increases in July, edging from a moderately hot 84.2°F (29°C) in June to a hot 90.1°F (32.3°C). Weather in July »

Weather in August

August, the last month of the summer in Glen Avon, is another hot month, with an average temperature varying between 66.4°F (19.1°C) and 91.2°F (32.9°C). With average temperatures fluctuating between a high of 91.2°F (32.9°C) and a low of 66.4°F (19.1°C), August stands out as the warmest month. August's heat index is estimated at a hot 93.2°F (34°C). Weather in August »

Weather in September

September, the first month of the autumn in Glen Avon, is still a hot month, with an average temperature varying between 64°F (17.8°C) and 88.3°F (31.3°C). With September's advent, Glen Avon sees an average high-temperature of a still tropical 88.3°F (31.3°C), subtly shifted from August's 91.2°F (32.9°C). Weather in September »

Weather in October

October, the same as September, is a moderately hot autumn month in Glen Avon, California, with an average temperature fluctuating between 57.9°F (14.4°C) and 79.5°F (26.4°C). The shift from September to October coincides with a small decrease in the average high-temperature, down to a warm 79.5°F (26.4°C) from a hot 88.3°F (31.3°C). Weather in October »

Weather in November

November, the last month of the autumn in Glen Avon, is also an agreeable month, with an average temperature fluctuating between 52°F (11.1°C) and 71.4°F (21.9°C). With the onset of November, the average high-temperature subtly recedes from October's warm 79.5°F (26.4°C) to an agreeable 71.4°F (21.9°C). Weather in November »

Weather in December

December, the first month of the winter in Glen Avon, is still a comfortable month, with an average temperature fluctuating between 45.9°F (7.7°C) and 63.3°F (17.4°C). Glen Avon's coldest month, December, registers temperatures that range from a high of 63.3°F (17.4°C) to a low of 45.9°F (7.7°C). Weather in December »
Updated: Jul 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How much does it rain?

Throughout the year, there are 49 rainfall days, and 7.32" (186mm) of precipitation is accumulated.

When it does not snow?

In Glen Avon, California, snow does not fall in January, March through December.

How many days does it snow?

In Glen Avon, during the entire year, snow falls for 0.1 days.

What is the wettest month?

The wettest months are February and December, with an average 1.61" (41mm) of rainfall.

When does it snow?

The only month with snowfall is February.

What is the snowiest month?

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

What are the months with the least sunshine?

The months with the least sunshine in Glen Avon are February and December, with an average of 6.8h of sunshine.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Glen Avon, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.

What is the most humid month?

The most humid month is May, with an average relative humidity of 56%.

What is the driest month in Glen Avon?

June is the month with the least rainfall. Rain falls for 1.1 days and accumulates 0.04" (1mm) of precipitation.

When are the longest days?

The month with the longest days is June, with an average of 14h and 24min of daylight.

What are the months with the most sunshine?

July and August, with an average of 12.1h of sunshine, are months with the most sunshine.

What is the month with the highest UV index?

The months with the highest UV index are July and August, with an average maximum UV index of 7.

What are the warmest months in Glen Avon?

Temperature readings reach their annual highs in August, averaging 91.2°F (32.9°C) and a minimum average of 66.4°F (19.1°C).

What is the least humid month?

With an average relative humidity of 43%, August is the least humid month.

What month is the coldest?

Glen Avon experiences its average lowest temperatures in December, reaching a peak of 63.3°F (17.4°C) and a minimum of 45.9°F (7.7°C).

What is the month with the shortest days?

With an average of 9h and 54min of daylight, December has the shortest days of the year.

When is the lowest UV index in Glen Avon?

December is the month with the lowest UV index, with an average maximum UV index of 3.

Average temperature
Glen Avon, CA

Average temperature - Glen Avon, CA

The warmest month (with the highest average high temperature) is August (91.2°F).
The month with the lowest average high temperature is December (63.3°F).

The month with the highest average low temperature is August (66.4°F).
The coldest month (with the lowest average low temperature) is December (45.9°F).

Average pressure
Glen Avon, CA

Average pressure - Glen Avon, CA

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed
Glen Avon, CA

Average wind speed - Glen Avon, CA

The windiest month (with the highest average wind speed) is May (5.6mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).

Average humidity
Glen Avon, CA

Average humidity - Glen Avon, CA

The month with the highest relative humidity is May (56%).
The month with the lowest relative humidity is August (43%).

Average rainfall
Glen Avon, CA

Average rainfall - Glen Avon, CA

The wettest months (with the highest rainfall) are February and December (1.61").
The driest month (with the least rainfall) is June (0.04").

Average rainfall days
Glen Avon, CA

Average rainfall days - Glen Avon, CA

The month with the highest number of rainy days is March (7.7 days).
The month with the least rainy days is June (1.1 days).

Average snowfall days
Glen Avon, CA

Average snowfall days - Glen Avon, CA

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

Average daylight / Average sunshine
Glen Avon, CA

Average daylight / Average sunshine - Glen Avon, CA

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 48min).

Average sunshine days
Glen Avon, CA

Average sunshine days - Glen Avon, CA

The month with the most sunshine days is June (27.9 days).
The month with the least sunshine days is February (21.6 days).

Average visibility
Glen Avon, CA

Average visibility - Glen Avon, CA

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

Glen Avon, California, USA

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