Monthly weather forecast and climate
North Fontana, CA

Weather in January

January, like December, in North Fontana, California, is another comfortable winter month, with average temperature ranging between min 45.3°F (7.4°C) and max 63.1°F (17.3°C). In North Fontana, the average high-temperature in January is essentially the same as in December - a still enjoyable 63.1°F (17.3°C). Weather in January »

Weather in February

February, the last month of the winter, in North Fontana, is also an enjoyable month, with average temperature varying between 44.2°F (6.8°C) and 63.3°F (17.4°C). In February, the average high-temperature is essentially the same as in January - a still enjoyable 63.3°F (17.4°C). Weather in February »

Weather in March

The first month of the spring, March, is still a comfortable month in North Fontana, California, with average temperature fluctuating between 46°F (7.8°C) and 66.7°F (19.3°C). In March, the average high-temperature is relatively the same as in February - a still comfortable 66.7°F (19.3°C). Weather in March »

Weather in April

April is an agreeable spring month in North Fontana, California, with average temperature ranging between max 72°F (22.2°C) and min 49.6°F (9.8°C). In North Fontana, the average high-temperature is relatively the same as in March - an agreeable 72°F (22.2°C). Weather in April »

Weather in May

May, the last month of the spring, in North Fontana, is a moderately hot month, with average temperature fluctuating between 76.6°F (24.8°C) and 54°F (12.2°C). In May, the average high-temperature is practically the same as in April - a warm 76.6°F (24.8°C). Weather in May »

Weather in June

The first month of the summer, June, is also a moderately hot month in North Fontana, California, with average temperature ranging between max 85.3°F (29.6°C) and min 59.2°F (15.1°C). In June, the average high-temperature marginally rises, from a warm 76.6°F (24.8°C) in May, to a still moderately hot 85.3°F (29.6°C). Weather in June »

Weather in July

July is a tropical summer month in North Fontana, California, with temperature in the range of an average low of 65.8°F (18.8°C) and an average high of 91°F (32.8°C). In July, the average high-temperature marginally rises, from a moderately hot 85.3°F (29.6°C) in June, to a tropical 91°F (32.8°C). Weather in July »

Weather in August

August, the last month of the summer, in North Fontana, is also a hot month, with temperature in the range of an average high of 92.1°F (33.4°C) and an average low of 67.3°F (19.6°C). With an average high-temperature of 92.1°F (33.4°C) and an average low-temperature of 67.3°F (19.6°C), August is the warmest month. Weather in August »

Weather in September

The first month of the autumn, September, is still a hot month in North Fontana, California, with average temperature ranging between max 88.3°F (31.3°C) and min 63.9°F (17.7°C). In North Fontana, California, the average high-temperature in September is essentially the same as in August - a still hot 88.3°F (31.3°C). Weather in September »

Weather in October

October, the same as September, is a moderately hot autumn month in North Fontana, California, with average temperature ranging between max 78.8°F (26°C) and min 57.2°F (14°C). In October, the average high-temperature drops, from a hot 88.3°F (31.3°C) in September, to a moderately hot 78.8°F (26°C). Weather in October »

Weather in November

November, the last month of the autumn, in North Fontana, is also an agreeable month, with average temperature fluctuating between 69.3°F (20.7°C) and 50.5°F (10.3°C). In November, the average high-temperature drops, from a moderately hot 78.8°F (26°C) in October, to a pleasant 69.3°F (20.7°C). Weather in November »

Weather in December

December, the first month of the winter, in North Fontana, is also an enjoyable month, with temperature in the range of an average high of 60.8°F (16°C) and an average low of 44.2°F (6.8°C). The coldest month is December, with an average high-temperature of 60.8°F (16°C) and an average low-temperature of 44.2°F (6.8°C). Weather in December »
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FAQ

How many days does it rain in North Fontana?

In North Fontana, during the entire year, the rain falls for 48.1 days and collects up to 6.89" (175mm) of precipitation.

How many days does it snow in North Fontana?

Throughout the year, there are 0.1 snowfall days.

When it does not snow in North Fontana?

January, March through December are months without snowfall in North Fontana.

What is the most humid month in North Fontana?

February, March and May, with an average relative humidity of 52%, are most humid months.

What is the wettest month in North Fontana?

The month with the most rainfall is February when the rain falls for 6.2 days and typically aggregates up to 1.57" (40mm) of precipitation.

When does it snow in North Fontana?

The only month with snowfall is February.

When does it snow the most in North Fontana?

The month with the most snowfall days is February when snow falls for 0.1 days.

What is the driest month in North Fontana?

The month with the least rainfall is June when the rain falls for 1.2 days and typically collects 0.04" (1mm) of precipitation.

When are the longest days in North Fontana?

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

What are the months with the most sunshine in North Fontana?

June through August, with an average of 12.1h of sunshine, are months with the most sunshine.

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

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

What is the warmest month in North Fontana?

August is the warmest month, with an average high-temperature of 92.1°F (33.4°C) and an average low-temperature of 67.3°F (19.6°C).

What is the least humid month in North Fontana?

With an average relative humidity of 39%, August is the least humid month in North Fontana, California.

What is the coldest month in North Fontana?

With an average high-temperature of 60.8°F (16°C) and an average low-temperature of 44.2°F (6.8°C), December is the coldest month.

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

The month with the shortest days is December, with an average of 9.9h of daylight.

What is the month with the least sunshine in North Fontana?

With an average of 6.9h of sunshine, December has the least sunshine of the year.

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

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

Average temperature
North Fontana, CA

Average temperature - North Fontana, CA

The warmest month (with the highest average high temperature) is August (92.1°F).
The month with the lowest average high temperature is December (60.8°F).

The month with the highest average low temperature is August (67.3°F).
The coldest months (with the lowest average low temperature) are February and December (44.2°F).

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Average pressure
North Fontana, CA

Average pressure - North Fontana, CA

The month with the highest atmospheric pressure is January (30.1").
The month with the lowest atmospheric pressure is June (29.85").

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Average wind speed
North Fontana, CA

Average wind speed - North Fontana, CA

The windiest months (with the highest average wind speed) are April and May (6mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).

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Average humidity
North Fontana, CA

Average humidity - North Fontana, CA

Months with the highest relative humidity are February, March and May (52%).
The month with the lowest relative humidity is August (39%).

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Average rainfall
North Fontana, CA

Average rainfall - North Fontana, CA

The wettest month (with the highest rainfall) is February (1.57").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days
North Fontana, CA

Average rainfall days - North Fontana, CA

The month with the highest number of rainy days is March (7.5 days).
The month with the least rainy days is June (1.2 days).

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Average snowfall days
North Fontana, CA

Average snowfall days - North Fontana, CA

The month with the highest number of snowfall days is February (0.1 days).
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 Fontana, CA

Average daylight / Average sunshine - North Fontana, 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, July and August (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6.9h).

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Average sunshine days
North Fontana, CA

Average sunshine days - North Fontana, CA

The month with the most sunshine days is June (28.3 days).
The month with the least sunshine days is February (21.1 days).

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Average visibility
North Fontana, CA

Average visibility - North Fontana, 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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