Monthly weather forecast and climate
Round Mountain, CA

Weather in January

January, the same as December, in Round Mountain, California, is another chilly winter month, with temperature in the range of an average low of 29.7°F (-1.3°C) and an average high of 45.1°F (7.3°C). In January, the average high-temperature is relatively the same as in December - a still frosty 45.1°F (7.3°C). Weather in January »

Weather in February

February, the last month of the winter, in Round Mountain, is also a frosty month, with temperature in the range of an average low of 30°F (-1.1°C) and an average high of 46.8°F (8.2°C). In February, the average high-temperature is essentially the same as in January - a still chilly 46.8°F (8.2°C). Weather in February »

Weather in March

The first month of the spring, March, is still a chilly month in Round Mountain, California, with average temperature varying between 49.3°F (9.6°C) and 31.6°F (-0.2°C). In March, the average high-temperature is relatively the same as in February - a still frosty 49.3°F (9.6°C). Weather in March »

Weather in April

April in Round Mountain, California, is a mild spring month, with average temperature ranging between min 35.1°F (1.7°C) and max 57.7°F (14.3°C). In April, the average high-temperature slightly increases, from a chilly 49.3°F (9.6°C) in March, to a moderate 57.7°F (14.3°C). Weather in April »

Weather in May

May, the last month of the spring, in Round Mountain, is a comfortable month, with average temperature ranging between max 66.9°F (19.4°C) and min 40.6°F (4.8°C). In May, the average high-temperature rises, from a mild 57.7°F (14.3°C) in April, to a comfortable 66.9°F (19.4°C). Weather in May »

Weather in June

June, the first month of the summer, in Round Mountain, is a moderately hot month, with average temperature ranging between min 47.8°F (8.8°C) and max 77.4°F (25.2°C). In Round Mountain, California, the average high-temperature increases, from an enjoyable 66.9°F (19.4°C) in May, to a moderately hot 77.4°F (25.2°C). Weather in June »

Weather in July

July is a tropical summer month in Round Mountain, California, with average temperature fluctuating between 86.7°F (30.4°C) and 53.1°F (11.7°C). With an average high-temperature of 86.7°F (30.4°C) and an average low-temperature of 53.1°F (11.7°C), July is the warmest month. In July, the average heat index is estimated at a hot 86.4°F (30.2°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Round Mountain, California, with average temperature varying between 52.3°F (11.3°C) and 85.8°F (29.9°C). In August, the average high-temperature is essentially the same as in July - a warm 85.8°F (29.9°C). Weather in August »

Weather in September

September, the first month of the autumn, in Round Mountain, is still a warm month, with average temperature ranging between min 48°F (8.9°C) and max 78.8°F (26°C). In September, the average high-temperature marginally drops, from 85.8°F (29.9°C) in August, to a still moderately hot 78.8°F (26°C). Weather in September »

Weather in October

October, like September, in Round Mountain, California, is another comfortable autumn month, with temperature in the range of an average high of 65.5°F (18.6°C) and an average low of 40.1°F (4.5°C). In October, the average high-temperature drops, from a warm 78.8°F (26°C) in September, to a comfortable 65.5°F (18.6°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Round Mountain, California, with average temperature ranging between min 32.7°F (0.4°C) and max 52.7°F (11.5°C). In November, the average high-temperature drops, from a comfortable 65.5°F (18.6°C) in October, to a fresh 52.7°F (11.5°C). Weather in November »

Weather in December

December, the first month of the winter, in Round Mountain, is still a chilly month, with average temperature varying between 43.3°F (6.3°C) and 27.9°F (-2.3°C). With an average high-temperature of 43.3°F (6.3°C) and an average low-temperature of 27.9°F (-2.3°C), December is the coldest month. Weather in December »
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FAQ

What are the most humid months in Round Mountain?

Months with the highest humidity in Round Mountain, California, are January and March, with an average relative humidity of 79%.

How many days does it rain in Round Mountain?

Throughout the year, there are 105 rainfall days, and 24.69" (627mm) of precipitation is accumulated.

When does it snow in Round Mountain?

January through May, October through December are months with snowfall.

How much does it snow in Round Mountain?

In Round Mountain, during the entire year, snow falls for 36.7 days, and aggregates up to 43.62" (1108mm) of snow.

What is the month with the lowest UV index in Round Mountain?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the rainiest month in Round Mountain?

March is the month with the most rainfall in Round Mountain, California. Rain falls for 14.2 days and accumulates 4.45" (113mm) of precipitation.

What is the snowiest month in Round Mountain?

March is the month with the most snowfall in Round Mountain. Snow falls for 8 days and accumulates 10.43" (265mm) of snow.

When it does not snow in Round Mountain?

June through September are months without snowfall in Round Mountain, California.

When are the longest days in Round Mountain?

June has the longest days of the year, with an average of 15.1h of daylight.

When is the highest UV index in Round Mountain?

June and July, with an average maximum UV index of 6, are months with the highest UV index in Round Mountain.

What is the warmest month in Round Mountain?

July is the warmest month, with an average high-temperature of 86.7°F (30.4°C) and an average low-temperature of 53.1°F (11.7°C).

What is the least humid month in Round Mountain?

July and August, with an average relative humidity of 40%, are the least humid months in Round Mountain.

What is the driest month in Round Mountain?

July is the month with the least rainfall in Round Mountain. Rain falls for 3.2 days and accumulates 0.16" (4mm) of precipitation.

What month has the most sunshine in Round Mountain?

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

What is the coldest month in Round Mountain?

With an average high-temperature of 43.3°F (6.3°C) and an average low-temperature of 27.9°F (-2.3°C), December is the coldest month in Round Mountain, California.

What is the month with the shortest days in Round Mountain?

The month with the shortest days in Round Mountain is December, with an average of 9.3h of daylight.

What is the month with the least sunshine in Round Mountain?

December has the least sunshine of the year in Round Mountain, with an average of 5.7h of sunshine.

Average temperature
Round Mountain, CA

Average temperature - Round Mountain, CA

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is December (43.3°F).

The month with the highest average low temperature is July (53.1°F).
The coldest month (with the lowest average low temperature) is December (27.9°F).

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Average pressure
Round Mountain, CA

Average pressure - Round Mountain, CA

The month with the highest atmospheric pressure is January (30.18").
Months with the lowest atmospheric pressure are June and August (29.92").

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Average wind speed
Round Mountain, CA

Average wind speed - Round Mountain, CA

The windiest month (with the highest average wind speed) is March (5.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity
Round Mountain, CA

Average humidity - Round Mountain, CA

Months with the highest relative humidity are January and March (79%).
Months with the lowest relative humidity are July and August (40%).

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Average rainfall
Round Mountain, CA

Average rainfall - Round Mountain, CA

The wettest month (with the highest rainfall) is March (4.45").
The driest month (with the least rainfall) is July (0.16").

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Average rainfall days
Round Mountain, CA

Average rainfall days - Round Mountain, CA

The month with the highest number of rainy days is April (14.5 days).
The month with the least rainy days is August (2.3 days).

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Average snowfall
Round Mountain, CA

Average snowfall - Round Mountain, CA

The month with the highest snowfall is March (10.43").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Round Mountain, CA

Average snowfall days - Round Mountain, CA

The month with the highest number of snowfall days is March (8 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Round Mountain, CA

Average daylight / Average sunshine - Round Mountain, CA

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 5.7h).

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Average sunshine days
Round Mountain, CA

Average sunshine days - Round Mountain, CA

The month with the most sunshine days is August (26 days).
The month with the least sunshine days is March (11.3 days).

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Average UV index
Round Mountain, CA

Average UV index - Round Mountain, CA

Months with the highest UV index are June and July (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average visibility
Round Mountain, CA

Average visibility - Round Mountain, CA

Months with the highest visibility are February, April, May, June, July, August, September, October and November (6mi).
Months with the lowest visibility are January, March and December (5mi).

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