May weather forecast
Big Bend, CA

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Weather in May

The last month of the spring, May, is a comfortable month in Big Bend, California, with an average temperature ranging between max 66°F (18.9°C) and min 39.7°F (4.3°C).

Temperature

Big Bend's weather in May presents a rise in the average high-temperature, moving from a refreshing 56.7°F (13.7°C) in April to an enjoyable 66°F (18.9°C). Big Bend documents a marked decrease from day to night, with an average low of 39.7°F (4.3°C) throughout May.

Humidity

In Big Bend, the average relative humidity in May is 63%.

Rainfall

In Big Bend, during May, the rain falls for 12.2 days and regularly aggregates up to 2.24" (57mm) of precipitation. In Big Bend, during the entire year, the rain falls for 110.4 days and collects up to 28.62" (727mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows in Big Bend. During 0.3 snowfall days, in May, Big Bend aggregates 0.04" (1mm) of snow. Throughout the year, there are 33.1 snowfall days, and 53.35" (1355mm) of snow is accumulated.

Daylight

In May, the average length of the day in Big Bend is 14h and 30min.
On the first day of the month, sunrise is at 6:04 am and sunset at 8:04 pm. On the last day of May, sunrise is at 5:37 am and sunset at 8:33 pm PDT.

Sunshine

In Big Bend, California, the average sunshine in May is 10.8h.

UV index

The average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum high UV index of 4 in May translates into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

Big Bend in May has an average high-temperature of 66°F (18.9°C) and an average low-temperature of 39.7°F (4.3°C).

What is the average humidity in May?

In May, the average relative humidity is 63%.

How many days does it rain in May?

In Big Bend, in May, during 12.2 rainfall days, 2.24" (57mm) of precipitation is typically accumulated.

What is the last month it snows in Big Bend?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Big Bend aggregates 0.04" (1mm) of snow.

What is the average length of the day in May?

The average day length in May is 14h and 30min.

When are sunrise and sunset in May in Big Bend?

On the first day of May, sunrise is at 6:04 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 8:33 pm PDT.

How long on average sun shines in May?

In May, the average sunshine duration is 10.8h.

How high is the UV index in May?

The average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium health risk 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
Big Bend, CA

Average temperature in May - Big Bend, CA
  • Average high temperature in May: 66°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is December (42.3°F).

  • Average low temperature in May: 39.7°F

The month with the highest average low temperature is July (52.3°F).
The coldest month (with the lowest average low temperature) is December (27.5°F).

Average pressure in May
Big Bend, CA

Average pressure in May - Big Bend, CA
  • Average pressure in May: 29.96"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).

Average wind speed in May
Big Bend, CA

Average wind speed in May - Big Bend, CA
  • Average wind speed in May: 5.2mph

The windiest month (with the highest average wind speed) is March (5.7mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in May
Big Bend, CA

Average humidity in May - Big Bend, CA
  • Average humidity in May: 63%

The month with the highest relative humidity is March (82%).
The month with the lowest relative humidity is August (43%).

Average rainfall in May
Big Bend, CA

Average rainfall in May - Big Bend, CA
  • Average rainfall in May: 2.24"

The wettest month (with the highest rainfall) is March (5.08").
The driest months (with the least rainfall) are July and August (0.28").

Average rainfall days in May
Big Bend, CA

Average rainfall days in May - Big Bend, CA
  • Average rainfall days in May: 12.2 days

The month with the highest number of rainy days is March (16.3 days).
The month with the least rainy days is August (2.5 days).

Average snowfall in May
Big Bend, CA

Average snowfall in May - Big Bend, CA
  • Average snowfall in May: 0.04"

The month with the highest snowfall is January (13.39").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Big Bend, CA

Average snowfall days in May - Big Bend, CA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is March (7.8 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in May / Average sunshine in May - Big Bend, 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: 10h and 5min

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 0min).

Average sunshine days in May
Big Bend, CA

Average sunshine days in May - Big Bend, CA
  • Average sunshine days in May: 15.7 days

The month with the most sunshine days is August (25.5 days).
The month with the least sunshine days is March (10.9 days).

Average UV index in May
Big Bend, CA

Average UV index in May - Big Bend, 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).

Average cloud cover in May
Big Bend, CA

Average cloud cover in May - Big Bend, CA
  • Average cloud cover in May: 27

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 6).

Average visibility in May
Big Bend, CA

Average visibility in May - Big Bend, CA
  • Average visibility in May: 6mi

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

Big Bend, California, USA

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