May weather forecast
Round Mountain, CA

Weather in May

The last month of the spring, May, is an enjoyable month in Round Mountain, California, with an average temperature ranging between max 66.9°F (19.4°C) and min 40.6°F (4.8°C).

Temperature

In Round Mountain, the average high-temperature in May rises from a moderate 57.7°F (14.3°C) in April to a comfortable 66.9°F (19.4°C). The average low-temperature, in May, is 40.6°F (4.8°C).

Humidity

In May, the average relative humidity in Round Mountain is 60%.

Rainfall

In May, in Round Mountain, the rain falls for 11.5 days. Throughout May, 2.2" (56mm) of precipitation is accumulated. In Round Mountain, California, during the entire year, the rain falls for 105 days and collects up to 24.69" (627mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Round Mountain. During 0.4 snowfall days, Round Mountain aggregates 0.2" (5mm) of snow. In Round Mountain, during the entire year, snow falls for 36.7 days and aggregates up to 43.62" (1108mm) of snow.

Daylight

The average length of the day in May in Round Mountain is 14h and 29min.
On the first day of the month, sunrise is at 6:05 am and sunset at 8:03 pm. On the last day of May, in Round Mountain, sunrise is at 5:38 am and sunset at 8:32 pm PDT.

Sunshine

In Round Mountain, the average sunshine in May is 11.1h.

UV index

The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: In May, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in May in Round Mountain?

In May, in Round Mountain, the average high-temperature is 66.9°F (19.4°C), and the average low-temperature is 40.6°F (4.8°C).

What is the average humidity in May in Round Mountain?

The average relative humidity in May is 60%.

How many days does it rain in May in Round Mountain?

In Round Mountain, California, during May, the rain falls for 11.5 days and regularly aggregates up to 2.2" (56mm) of precipitation.

What is the last month it snows in Round Mountain?

May is the last month it regularly snows in Round Mountain, California. During 0.4 snowfall days, in May, Round Mountain aggregates 0.2" (5mm) of snow.

How many hours of daylight does Round Mountain have in May?

In Round Mountain, the average day length in May is 14h and 29min.

When are sunrise and sunset in May in Round Mountain?

On the first day of May in Round Mountain, sunrise is at 6:05 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:32 pm PDT.

How many hours of sunshine does Round Mountain have in May?

The average sunshine duration in May is 11.1h.

How high is the UV index in May in Round Mountain?

The average daily maximum UV index in May in Round Mountain is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Round Mountain, CA

Average temperature in May - Round Mountain, CA
  • Average high temperature in May: 66.9°F

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).

  • Average low temperature in May: 40.6°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 in May
Round Mountain, CA

Average pressure in May - Round Mountain, CA
  • Average pressure in May: 29.95"Hg

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

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Average wind speed in May
Round Mountain, CA

Average wind speed in May - Round Mountain, CA
  • Average wind speed in May: 5.4mph

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 in May
Round Mountain, CA

Average humidity in May - Round Mountain, CA
  • Average humidity in May: 60%

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

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Average rainfall in May
Round Mountain, CA

Average rainfall in May - Round Mountain, CA
  • Average rainfall in May: 2.2"

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 in May
Round Mountain, CA

Average rainfall days in May - Round Mountain, CA
  • Average rainfall days in May: 11.5 days

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 in May
Round Mountain, CA

Average snowfall in May - Round Mountain, CA
  • Average snowfall in May: 0.2"

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

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Average snowfall days in May
Round Mountain, CA

Average snowfall days in May - Round Mountain, CA
  • Average snowfall days in May: 0.4 days

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

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Average daylight in May /
Average sunshine in May
Round Mountain, CA

Average daylight in May / Average sunshine in May - Round Mountain, CA
  • Average daylight in May: 14h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in May: 11h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in May
Round Mountain, CA

Average sunshine days in May - Round Mountain, CA
  • Average sunshine days in May: 16.8 days

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 in May
Round Mountain, CA

Average UV index in May - Round Mountain, CA
  • Average UV index in May: 4

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

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Average cloud cover in May
Round Mountain, CA

Average cloud cover in May - Round Mountain, CA
  • Average cloud cover in May: 24

The month with the most cloud cover is March (Cloud cover 42).
The months with the least cloud cover are July and August (Cloud cover 6).

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Average visibility in May
Round Mountain, CA

Average visibility in May - Round Mountain, CA
  • Average visibility in May: 6mi

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

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