Climate and monthly weather forecast
North Cucamonga, CA

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Weather in January

January, the same as December, is another comfortable winter month in North Cucamonga, California, with an average temperature fluctuating between 46.2°F (7.9°C) and 64°F (17.8°C). The beginning of January reveals an average high-temperature of a still comfortable 64°F (17.8°C), showing minimal deviation from the previous month. Weather in January »

Weather in February

The last month of the winter, February, is also an enjoyable month in North Cucamonga, California, with an average temperature fluctuating between 45.3°F (7.4°C) and 64°F (17.8°C). February's onset corresponds to a marginal change in the average high-temperature to a still enjoyable 64°F (17.8°C), matching January's readings. Weather in February »

Weather in March

The first month of the spring, March, is a pleasant month in North Cucamonga, California, with temperature in the range of an average high of 68.4°F (20.2°C) and an average low of 46.9°F (8.3°C). The average high-temperature for March is a pleasant 68.4°F (20.2°C), closely aligning with the temperature of the preceding month. Weather in March »

Weather in April

April, like March, is another pleasant spring month in North Cucamonga, California, with an average temperature varying between 50.5°F (10.3°C) and 72.9°F (22.7°C). In April, North Cucamonga experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 68.4°F (20.2°C) in March to a still agreeable 72.9°F (22.7°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderately hot month in North Cucamonga, California, with an average temperature varying between 76.6°F (24.8°C) and 53.6°F (12°C). As April transitions into May, the average high-temperature rests at a moderately hot 76.6°F (24.8°C), maintaining a close resemblance to the previous month. Weather in May »

Weather in June

The first month of the summer, June, is still a warm month in North Cucamonga, California, with an average temperature ranging between min 58.6°F (14.8°C) and max 84.7°F (29.3°C). North Cucamonga perceives a slight temperature ascent during June, with average high-temperatures adjusting from a moderately hot 76.6°F (24.8°C) in May to a still warm 84.7°F (29.3°C). Weather in June »

Weather in July

July is a tropical summer month in North Cucamonga, California, with temperature in the range of an average low of 64.8°F (18.2°C) and an average high of 90.5°F (32.5°C). As July arrives, North Cucamonga's weather shows a minor increase in high-temperatures, edging from June's warm 84.7°F (29.3°C) to a hot 90.5°F (32.5°C). Weather in July »

Weather in August

The last month of the summer, August, is another hot month in North Cucamonga, California, with an average temperature ranging between max 91.8°F (33.2°C) and min 66.6°F (19.2°C). 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. The heat index in August is evaluated at a hot 93.2°F (34°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a tropical month in North Cucamonga, California, with an average temperature ranging between min 63.7°F (17.6°C) and max 88.3°F (31.3°C). September brings a marginal elevation to a still tropical 88.3°F (31.3°C) from August's 91.8°F (33.2°C) in North Cucamonga's average high-temperatures. Weather in September »

Weather in October

October, the same as September, is another warm autumn month in North Cucamonga, California, with an average temperature ranging between max 79.2°F (26.2°C) and min 57.6°F (14.2°C). October is characterized by a reduction in the average high-temperature, from a tropical 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 also an agreeable month in North Cucamonga, California, with an average temperature ranging between max 70.7°F (21.5°C) and min 50.9°F (10.5°C). The beginning of November brings a slight decrease in the average high-temperature, transitioning from a moderately hot 79.2°F (26.2°C) in October to an agreeable 70.7°F (21.5°C). Weather in November »

Weather in December

December, the first month of the winter in North Cucamonga, is also an enjoyable month, with temperature in the range of an average high of 61.7°F (16.5°C) and an average low of 45.3°F (7.4°C). December is the coldest month of the year, registering average temperatures as high as 61.7°F (16.5°C) and as low as 45.3°F (7.4°C). Weather in December »
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Frequently asked questions

How many days does it rain in North Cucamonga?

Throughout the year, in North Cucamonga, there are 42.3 rainfall days, and 4.53" (115mm) of precipitation is accumulated.

When it does not snow in North Cucamonga?

In North Cucamonga, California, snow does not fall in January, March through December.

How many days does it snow in North Cucamonga?

Throughout the year, in North Cucamonga, there are 0.1 snowfall days.

What is the most humid month in North Cucamonga?

The months with the highest humidity are February, March and May, with an average relative humidity of 53%.

What is the rainiest month in North Cucamonga?

The month with the most rainfall in North Cucamonga is February, when the rain falls for 4.5 days and typically aggregates up to 0.98" (25mm) of precipitation.

When does it snow in North Cucamonga?

February is the only month when snow falls in North Cucamonga, California.

What is the snowiest month in North Cucamonga?

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

What are the months with the least sunshine in North Cucamonga?

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

When is Daylight Saving Time (DST) in North Cucamonga?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in North Cucamonga, 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 North Cucamonga?

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

When are the longest days in North Cucamonga?

With an average of 14h and 24min of daylight, June has the longest days of the year.

What month has the most sunshine in North Cucamonga?

With an average of 12.1h of sunshine, July has the most sunshine of the year in North Cucamonga.

What are the months with the highest UV index in North Cucamonga?

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 North Cucamonga?

August is the warmest month of the year in North Cucamonga, California, registering average temperatures as high as 91.8°F (33.2°C) and as low as 66.6°F (19.2°C).

What is the least humid month in North Cucamonga?

With an average relative humidity of 41%, August is the least humid month.

What time of the year is the coldest in North Cucamonga?

In North Cucamonga, December records the average lowest temperatures, peaking at 61.7°F (16.5°C) and reaching a low of 45.3°F (7.4°C).

What is the month with the shortest days in North Cucamonga?

The month with the shortest days in North Cucamonga, California, is December, with an average of 9h and 54min of daylight.

What is the month with the lowest UV index in North Cucamonga?

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

Average temperature
North Cucamonga, CA

Average temperature - North Cucamonga, 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
North Cucamonga, CA

Average pressure - North Cucamonga, 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
North Cucamonga, CA

Average wind speed - North Cucamonga, 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
North Cucamonga, CA

Average humidity - North Cucamonga, 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
North Cucamonga, CA

Average rainfall - North Cucamonga, 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
North Cucamonga, CA

Average rainfall days - North Cucamonga, 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
North Cucamonga, CA

Average snowfall days - North Cucamonga, 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
North Cucamonga, CA

Average daylight / Average sunshine - North Cucamonga, 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
North Cucamonga, CA

Average sunshine days - North Cucamonga, 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
North Cucamonga, CA

Average visibility - North Cucamonga, 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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North Cucamonga, California, USA

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