Climate and monthly weather forecast
Etiwanda, CA

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Weather in January

January, the same as December, is another enjoyable winter month in Etiwanda, California, with an average temperature varying between 64°F (17.8°C) and 46.2°F (7.9°C). The transition from December to January sees an average high-temperature of a still enjoyable 64°F (17.8°C), indicating a minor variance from the prior month. Weather in January »

Weather in February

February, the last month of the winter in Etiwanda, is also an enjoyable month, with an average temperature ranging between max 64°F (17.8°C) and min 45.3°F (7.4°C). The average high-temperature in February, at a still comfortable 64°F (17.8°C), mirrors January's climate. Weather in February »

Weather in March

The first month of the spring, March, is a pleasant month in Etiwanda, California, with an average temperature fluctuating between 46.9°F (8.3°C) and 68.4°F (20.2°C). March denotes a minimal variation in the average high-temperature to a pleasant 68.4°F (20.2°C) from February's 64°F (17.8°C). Weather in March »

Weather in April

April, like March, is another pleasant spring month in Etiwanda, California, with an average temperature fluctuating between 50.5°F (10.3°C) and 72.9°F (22.7°C). Etiwanda ushers in April with an average high-temperature of a still pleasant 72.9°F (22.7°C), showing a close resemblance to the previous month. Weather in April »

Weather in May

May, the last month of the spring in Etiwanda, is a warm month, with an average temperature varying between 53.6°F (12°C) and 76.6°F (24.8°C). As April turns into May, the average high-temperatures rest at a moderately hot 76.6°F (24.8°C), showing a minor variation from the prior month. Weather in May »

Weather in June

June, the first month of the summer in Etiwanda, is also a moderately hot month, with an average temperature ranging between min 58.6°F (14.8°C) and max 84.7°F (29.3°C). A gentle upsurge in temperatures occurs as May gives way to June, with average highs shifting from a warm 76.6°F (24.8°C) to a still moderately hot 84.7°F (29.3°C). Weather in June »

Weather in July

July in Etiwanda, California, is a tropical summer month, with an average temperature ranging between max 90.5°F (32.5°C) and min 64.8°F (18.2°C). The onset of July marks a slight increase in the average high-temperature, moving from a moderately hot 84.7°F (29.3°C) in June to a tropical 90.5°F (32.5°C). Weather in July »

Weather in August

The last month of the summer, August, is another tropical month in Etiwanda, California, with temperature in the range of an average high of 91.8°F (33.2°C) and an average low of 66.6°F (19.2°C). August is the warmest month, with the temperature often reaching an average high of 91.8°F (33.2°C) and an average low of 66.6°F (19.2°C). In August, the average 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 Etiwanda, is also a hot month, with an average temperature ranging between min 63.7°F (17.6°C) and max 88.3°F (31.3°C). With the transition into September, Etiwanda notes an average high-temperature of a still hot 88.3°F (31.3°C), closely resembling August. Weather in September »

Weather in October

October, like September, in Etiwanda, California, is another warm autumn month, with an average temperature ranging between max 79.2°F (26.2°C) and min 57.6°F (14.2°C). Arrival of October comes with a reduction in the average high-temperature, falling from a hot 88.3°F (31.3°C) in September to a moderately hot 79.2°F (26.2°C). Weather in October »

Weather in November

The last month of the autumn, November, is another pleasant month in Etiwanda, California, with an average temperature varying between 70.7°F (21.5°C) and 50.9°F (10.5°C). In November, the average high-temperature marginally decreases from a moderately hot 79.2°F (26.2°C) in October to a pleasant 70.7°F (21.5°C). Weather in November »

Weather in December

December, the first month of the winter in Etiwanda, is still a refreshing month, with temperature in the range of an average low of 45.3°F (7.4°C) and an average high of 61.7°F (16.5°C). December is the coldest month, with an average high-temperature of 61.7°F (16.5°C) and an average low-temperature of 45.3°F (7.4°C). Weather in December »
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Frequently asked questions

How many days does it rain in Etiwanda?

In Etiwanda, California, during the entire year, the rain falls for 42.3 days and collects up to 4.53" (115mm) of precipitation.

When it does not snow in Etiwanda?

January, March through December are months without snowfall in Etiwanda.

How many days does it snow in Etiwanda?

Throughout the year, in Etiwanda, there are 0.1 snowfall days.

What are the most humid months in Etiwanda?

February, March and May, with an average relative humidity of 53%, are most humid months.

What is the wettest month in Etiwanda?

February is the month with the most rainfall. Rain falls for 4.5 days and accumulates 0.98" (25mm) of precipitation.

When does it snow in Etiwanda?

The only month with snowfall in Etiwanda is February.

When does it snow the most in Etiwanda?

February has the most snowfall days of the year in Etiwanda, California. Snow falls for 0.1 days.

What is the month with the least sunshine in Etiwanda?

The months with the least sunshine in Etiwanda are February and December, with an average of 6.9h of sunshine.

When is Daylight Saving Time (DST) in Etiwanda?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Etiwanda, California, 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 driest month in Etiwanda?

The month with the least rainfall in Etiwanda, California, is June, when the rain falls for 0.9 days and typically collects 0.04" (1mm) of precipitation.

When are the longest days in Etiwanda?

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

What month has the most sunshine in Etiwanda?

July has the most sunshine of the year in Etiwanda, with an average of 12.1h of sunshine.

When is the highest UV index in Etiwanda?

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

What is the hottest time of year in Etiwanda?

With average temperatures fluctuating between a high of 91.8°F (33.2°C) and a low of 66.6°F (19.2°C), August stands out as the warmest month in Etiwanda.

What is the least humid month in Etiwanda?

The least humid month is August, with an average relative humidity of 41%.

What time of the year is the coldest in Etiwanda?

The coldest period tends to be December, when average temperatures fluctuate between a high of 61.7°F (16.5°C) and a low of 45.3°F (7.4°C).

What is the month with the shortest days in Etiwanda?

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

When is the lowest UV index in Etiwanda?

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

Average temperature
Etiwanda, CA

Average temperature - Etiwanda, CA

The warmest month (with the highest average high temperature) is August (91.8°F).
The month with the lowest average high temperature is December (61.7°F).

The month with the highest average low temperature is August (66.6°F).
The coldest months (with the lowest average low temperature) are February and December (45.3°F).

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Average pressure
Etiwanda, CA

Average pressure - Etiwanda, 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).

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Average wind speed
Etiwanda, CA

Average wind speed - Etiwanda, CA

The windiest month (with the highest average wind speed) is May (5.9mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).

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Average humidity
Etiwanda, CA

Average humidity - Etiwanda, CA

The months with the highest relative humidity are February, March and May (53%).
The month with the lowest relative humidity is August (41%).

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Average rainfall
Etiwanda, CA

Average rainfall - Etiwanda, CA

The wettest month (with the highest rainfall) is February (0.98").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days
Etiwanda, CA

Average rainfall days - Etiwanda, CA

The month with the highest number of rainy days is March (6.3 days).
The month with the least rainy days is June (0.9 days).

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Average snowfall days
Etiwanda, CA

Average snowfall days - Etiwanda, 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).

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Average daylight / Average sunshine
Etiwanda, CA

Average daylight / Average sunshine - Etiwanda, 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 month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 54min).

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Average sunshine days
Etiwanda, CA

Average sunshine days - Etiwanda, CA

The month with the most sunshine days is June (28.3 days).
The month with the least sunshine days is February (22.8 days).

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Average visibility
Etiwanda, CA

Average visibility - Etiwanda, 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).

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Etiwanda, California, USA

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