May weather forecast
Big River, CA

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Weather in May

The last month of the spring, May, is a hot month in Big River, California, with an average temperature ranging between min 68.4°F (20.2°C) and max 90.1°F (32.3°C).

Temperature

As April transitions into May, Big River notices a gentle rise in the average high-temperature, transitioning from a moderately hot 82.8°F (28.2°C) to a hot 90.1°F (32.3°C). Big River endures a clear shift from daytime heat to a mean low-temperature of 68.4°F (20.2°C) during May nights.

Humidity

In May, the average relative humidity is 19%.

Rainfall

The months with the least rainfall in Big River are May and June Rain falls for 1.2 days and accumulates 0.04" (1mm) of rain.

Daylight

The average length of the day in May is 13h and 57min.
On the first day of May in Big River, sunrise is at 5:47 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 7:43 pm PDT.

Sunshine

In Big River, the average sunshine in May is 11.9h.

UV index

In May, the average daily maximum UV index in Big River is 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum UV index of 7 in May translates into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
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Frequently asked questions

How hot does it get in Big River in May?

The high-temperature, in May, in Big River, is 90.1°F (32.3°C), while the low-temperature averages to 68.4°F (20.2°C).

What is the average humidity in May in Big River?

In May, the average relative humidity in Big River is 19%.

What is the driest month in Big River?

The months with the least rainfall are May and June Rain falls for 1.2 days and accumulates 0.04" (1mm) of rain.

How much does it rain in Big River in May?

In Big River, California, in May, during 1.2 rainfall days, 0.04" (1mm) of precipitation is typically accumulated.

How many hours of daylight does Big River have in May?

In May, the average day length in Big River is 13h and 57min.

When are sunrise and sunset in May in Big River?

On the first day of May, sunrise is at 5:47 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 7:43 pm PDT.

How many hours of sunshine does Big River have in May?

In May, the average sunshine duration in Big River, California, is 11.9h.

How high is the UV index in May in Big River?

In Big River, California, the average daily maximum UV index in May is 7. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Big River, CA

Average temperature in May - Big River, CA
  • Average high temperature in May: 90.1°F

The warmest month (with the highest average high temperature) is July (104.2°F).
The month with the lowest average high temperature is December (61.2°F).

  • Average low temperature in May: 68.4°F

The month with the highest average low temperature is August (85.6°F).
The coldest month (with the lowest average low temperature) is December (47.1°F).

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Average pressure in May
Big River, CA

Average pressure in May - Big River, CA
  • Average pressure in May: 29.8"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.74"Hg).

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Average wind speed in May
Big River, CA

Average wind speed in May - Big River, CA
  • Average wind speed in May: 8.4mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is November (5.8mph).

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Average humidity in May
Big River, CA

Average humidity in May - Big River, CA
  • Average humidity in May: 19%

The months with the highest relative humidity are January and December (39%).
The month with the lowest relative humidity is June (15%).

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Average rainfall in May
Big River, CA

Average rainfall in May - Big River, CA
  • Average rainfall in May: 0.04"

The wettest month (with the highest rainfall) is July (0.59").
The driest months (with the least rainfall) are May and June (0.04").

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Average rainfall days in May
Big River, CA

Average rainfall days in May - Big River, CA
  • Average rainfall days in May: 1.2 days

The month with the highest number of rainy days is July (7.8 days).
The month with the least rainy days is May (1.2 days).

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Average daylight in May /
Average sunshine in May
Big River, CA

Average daylight in May / Average sunshine in May - Big River, CA
  • Average daylight in May: 14h and 0min

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).

  • Average sunshine in May: 11h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

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Average sunshine days in May
Big River, CA

Average sunshine days in May - Big River, CA
  • Average sunshine days in May: 29.3 days

The month with the most sunshine days is May (29.3 days).
The month with the least sunshine days is July (20.2 days).

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Average UV index in May
Big River, CA

Average UV index in May - Big River, CA
  • Average UV index in May: 7

The month with the highest UV index is July (UV index 9).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in May
Big River, CA

Average cloud cover in May - Big River, CA
  • Average cloud cover in May: 8

The month with the most cloud cover is December (Cloud cover 19).
The month with the least cloud cover is June (Cloud cover 5).

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Average visibility in May
Big River, CA

Average visibility in May - Big River, 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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Big River, California, USA

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