May weather forecast
South Oroville, CA

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Weather in May

May, the last month of the spring in South Oroville, is a moderately hot month, with temperature in the range of an average high of 77.5°F (25.3°C) and an average low of 53.1°F (11.7°C).

Temperature

The shift into May brings a slight increase in the average high-temperature, moving from a pleasant 68.9°F (20.5°C) in April to a warm 77.5°F (25.3°C). In the face of high daytime temperatures, South Oroville witnesses a consistent average nighttime low of 53.1°F (11.7°C) during May.

Humidity

The average relative humidity in May is 52%.

Rainfall

In South Oroville, in May, during 5.9 rainfall days, 1.18" (30mm) of precipitation is typically accumulated. Throughout the year, in South Oroville, there are 80.4 rainfall days, and 24.21" (615mm) of precipitation is accumulated.

Snowfall

In South Oroville, snow does not fall in January through November.

Daylight

The average length of the day in May in South Oroville, California, is 14h and 22min.
On the first day of May in South Oroville, sunrise is at 6:05 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:27 pm PDT.

Sunshine

The average sunshine in May is 11.2h.

UV index

The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 5 in May interprets into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. To protect against the Sun's most potent rays, avoid direct exposure around midday. 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.
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Frequently asked questions

What are the temperatures in South Oroville in May?

In South Oroville, in May, the average high-temperature is 77.5°F (25.3°C), and the average low-temperature is 53.1°F (11.7°C).

What is the average humidity in May in South Oroville?

In May, the average relative humidity in South Oroville, California, is 52%.

How many days does it rain in May in South Oroville?

In May, in South Oroville, California, the rain falls for 5.9 days. Throughout May, 1.18" (30mm) of precipitation is accumulated.

When it does not snow in South Oroville?

In South Oroville, California, snow does not fall in January through November.

How many hours of daylight does South Oroville have in May?

In May, the average day length in South Oroville, California, is 14h and 22min.

When are sunrise and sunset in May in South Oroville?

In May, on the first day of the month, sunrise is at 6:05 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:27 pm PDT.

How long on average sun shines in May in South Oroville?

In May, the average sunshine duration in South Oroville is 11.2h.

How high is the UV index in May in South Oroville?

In May, the average daily maximum UV index in South Oroville is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
South Oroville, CA

Average temperature in May - South Oroville, CA
  • Average high temperature in May: 77.5°F

The warmest month (with the highest average high temperature) is July (95.9°F).
The month with the lowest average high temperature is December (54.5°F).

  • Average low temperature in May: 53.1°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is December (40.6°F).

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Average pressure in May
South Oroville, CA

Average pressure in May - South Oroville, CA
  • Average pressure in May: 29.95"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in May
South Oroville, CA

Average wind speed in May - South Oroville, CA
  • Average wind speed in May: 6.2mph

The windiest month (with the highest average wind speed) is March (6.3mph).
The calmest months (with the lowest average wind speed) are August and November (5.2mph).

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Average humidity in May
South Oroville, CA

Average humidity in May - South Oroville, CA
  • Average humidity in May: 52%

The month with the highest relative humidity is March (72%).
The month with the lowest relative humidity is July (33%).

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Average rainfall in May
South Oroville, CA

Average rainfall in May - South Oroville, CA
  • Average rainfall in May: 1.18"

The wettest month (with the highest rainfall) is March (4.61").
The driest month (with the least rainfall) is July (0.04").

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Average rainfall days in May
South Oroville, CA

Average rainfall days in May - South Oroville, CA
  • Average rainfall days in May: 5.9 days

The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is July (1.3 days).

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Average snowfall days in May
South Oroville, CA

Average snowfall days in May - South Oroville, CA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in May /
Average sunshine in May
South Oroville, CA

Average daylight in May / Average sunshine in May - South Oroville, CA
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • 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 48min).

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Average sunshine days in May
South Oroville, CA

Average sunshine days in May - South Oroville, CA
  • Average sunshine days in May: 23.9 days

The month with the most sunshine days is July (29.3 days).
The month with the least sunshine days is March (15.5 days).

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Average UV index in May
South Oroville, CA

Average UV index in May - South Oroville, CA
  • Average UV index in May: 5

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in May
South Oroville, CA

Average cloud cover in May - South Oroville, CA
  • Average cloud cover in May: 20

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in May
South Oroville, CA

Average visibility in May - South Oroville, CA
  • Average visibility in May: 6mi

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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South Oroville, California, USA

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