May weather forecast and climate
Santa Rosa, AZ

Weather in May

May, the last month of the spring, in Santa Rosa, is a tropical month, with average temperature fluctuating between 61.9°F (16.6°C) and 86.5°F (30.3°C).

Temperature

In Santa Rosa, the average high-temperature slightly increases, from a warm 79.5°F (26.4°C) in April, to a tropical 86.5°F (30.3°C). In May, the average low-temperature is 61.9°F (16.6°C).

Humidity

In Santa Rosa, the average relative humidity in May is 22%.

Rainfall

May is the month with the least rainfall in Santa Rosa. Rain falls for 1 days and accumulates 0.04" (1mm) of precipitation.

Daylight

In Santa Rosa, Arizona, the average length of the day is 13.8h.

Sunshine

The average sunshine in May is 12h.

UV index

The average daily maximum UV index in Santa Rosa is 7. A UV Index of 6 to 7 symbolizes a high health hazard from the exposure to the Sun's UV radiation for average individuals.
Note: In May, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in May in Santa Rosa?

In May, in Santa Rosa, Arizona, the average high-temperature is 86.5°F (30.3°C), and the average low-temperature is 61.9°F (16.6°C).

What is the average humidity in May in Santa Rosa?

The average relative humidity in May in Santa Rosa, Arizona, is 22%.

How much does it rain in Santa Rosa in May?

In Santa Rosa, in May, it is raining for 1 days, with typically 0.04" (1mm) of accumulated precipitation.

What is the driest month in Santa Rosa?

The month with the least rainfall in Santa Rosa is May when the rain falls for 1 days and typically collects 0.04" (1mm) of precipitation.

How many hours of daylight does Santa Rosa have in May?

In May, the average length of the day in Santa Rosa, Arizona, is 13.8h.

How many hours of sunshine does Santa Rosa have in May?

The average sunshine in May in Santa Rosa is 12h.

How high is the UV index in May in Santa Rosa?

The average daily maximum UV index in May in Santa Rosa is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in May
Santa Rosa, AZ

Average temperature in May - Santa Rosa, AZ
  • Average high temperature in May: 86.5°F

The warmest month (with the highest average high temperature) is June (97.3°F).
The month with the lowest average high temperature is December (62.4°F).

  • Average low temperature in May: 61.9°F

The month with the highest average low temperature is July (78.6°F).
The coldest month (with the lowest average low temperature) is December (45.5°F).

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Average pressure in May
Santa Rosa, AZ

Average pressure in May - Santa Rosa, AZ
  • Average pressure in May: 29.82"

The month with the highest atmospheric pressure is January (30.06").
The month with the lowest atmospheric pressure is June (29.78").

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Average wind speed in May
Santa Rosa, AZ

Average wind speed in May - Santa Rosa, AZ
  • Average wind speed in May: 9.3mph

The windiest month (with the highest average wind speed) is May (9.3mph).
The calmest month (with the lowest average wind speed) is January (6.3mph).

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Average humidity in May
Santa Rosa, AZ

Average humidity in May - Santa Rosa, AZ
  • Average humidity in May: 22%

The month with the highest relative humidity is December (44%).
The month with the lowest relative humidity is June (20%).

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Average rainfall in May
Santa Rosa, AZ

Average rainfall in May - Santa Rosa, AZ
  • Average rainfall in May: 0.04"

The wettest month (with the highest rainfall) is August (1.38").
The driest month (with the least rainfall) is May (0.04").

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Average rainfall days in May
Santa Rosa, AZ

Average rainfall days in May - Santa Rosa, AZ
  • Average rainfall days in May: 1 days

The month with the highest number of rainy days is July (11.5 days).
The month with the least rainy days is May (1 days).

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Average daylight in May /
Average sunshine in May
Santa Rosa, AZ

Average daylight in May / Average sunshine in May - Santa Rosa, AZ
  • Average daylight in May: 13.8h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10.1h).

  • Average sunshine in May: 12h

The month with the most sunshine is June (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6.9h).

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Average sunshine days in May
Santa Rosa, AZ

Average sunshine days in May - Santa Rosa, AZ
  • Average sunshine days in May: 29.8 days

The month with the most sunshine days is May (29.8 days).
The month with the least sunshine days is August (17.2 days).

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Average UV index in May
Santa Rosa, AZ

Average UV index in May - Santa Rosa, AZ
  • Average UV index in May: 7

Months with the highest UV index are July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in May
Santa Rosa, AZ

Average cloud cover in May - Santa Rosa, AZ
  • Average cloud cover in May: 7

The month with the most cloud cover is December (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 6).

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Average visibility in May
Santa Rosa, AZ

Average visibility in May - Santa Rosa, AZ
  • Average visibility in May: 6mi

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

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