May weather forecast
Riviera, AZ

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Weather in May

The last month of the spring, May, is a hot month in Riviera, Arizona, with an average temperature fluctuating between 64.6°F (18.1°C) and 86.2°F (30.1°C).

Temperature

The arrival of May introduces a minor uplift in high-temperatures, adjusting from a moderately hot 77.9°F (25.5°C) in April to a hot 86.2°F (30.1°C). In the face of high daytime temperatures, Riviera witnesses a consistent average nighttime low of 64.6°F (18.1°C) during May.

Humidity

In May, the average relative humidity is 19%.

Rainfall

In Riviera, in May, during 2.3 rainfall days, 0.12" (3mm) of precipitation is typically accumulated. Throughout the year, there are 44 rainfall days, and 4.21" (107mm) of precipitation is accumulated.

Snowfall

January through November are months without snowfall in Riviera.

Daylight

In Riviera, the average length of the day in May is 14h and 1min.
On the first day of May, sunrise is at 5:46 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 7:47 pm MST.

Sunshine

In Riviera, the average sunshine in May is 11.9h.

UV index

In Riviera, the average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In May, the maximum UV index of 7 translates into these guidelines:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

How hot is it in Riviera in May?

In May, in Riviera, the average high-temperature is 86.2°F (30.1°C), and the average low-temperature is 64.6°F (18.1°C).

What is the average humidity in May in Riviera?

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

How much does it rain in Riviera in May?

In May, in Riviera, Arizona, the rain falls for 2.3 days. Throughout May, 0.12" (3mm) of precipitation is accumulated.

When it does not snow in Riviera?

In Riviera, Arizona, snow does not fall in January through November.

What is the average length of the day in May in Riviera?

The average day length in May in Riviera is 14h and 1min.

What time are sunrise and sunset in May in Riviera?

In May, on the first day of the month, sunrise is at 5:46 am and sunset at 7:24 pm. On the last day of the month, in Riviera, Arizona, sunrise is at 5:25 am and sunset at 7:47 pm MST.

How long on average sun shines in May in Riviera?

The average sunshine duration in May in Riviera is 11.9h.

What is the UV index intensity in May in Riviera?

In Riviera, Arizona, the average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Riviera, AZ

Average temperature in May - Riviera, AZ
  • Average high temperature in May: 86.2°F

The warmest month (with the highest average high temperature) is July (100.8°F).
The month with the lowest average high temperature is December (56.3°F).

  • Average low temperature in May: 64.6°F

The month with the highest average low temperature is August (81.5°F).
The coldest month (with the lowest average low temperature) is December (43.5°F).

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Average pressure in May
Riviera, AZ

Average pressure in May - Riviera, AZ
  • Average pressure in May: 29.8"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.76"Hg).

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Average wind speed in May
Riviera, AZ

Average wind speed in May - Riviera, AZ
  • Average wind speed in May: 9.9mph

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is September (7.6mph).

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Average humidity in May
Riviera, AZ

Average humidity in May - Riviera, AZ
  • Average humidity in May: 19%

The month with the highest relative humidity is January (42%).
The month with the lowest relative humidity is June (14%).

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Average rainfall in May
Riviera, AZ

Average rainfall in May - Riviera, AZ
  • Average rainfall in May: 0.12"

The wettest month (with the highest rainfall) is December (0.67").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in May
Riviera, AZ

Average rainfall days in May - Riviera, AZ
  • Average rainfall days in May: 2.3 days

The month with the highest number of rainy days is July (5.9 days).
The month with the least rainy days is June (1.1 days).

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Average snowfall days in May
Riviera, AZ

Average snowfall days in May - Riviera, AZ
  • 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
Riviera, AZ

Average daylight in May / Average sunshine in May - Riviera, AZ
  • Average daylight in May: 14h and 0min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in May: 11h and 5min

The months with the most sunshine are June and July (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
Riviera, AZ

Average sunshine days in May - Riviera, AZ
  • Average sunshine days in May: 28.2 days

The month with the most sunshine days is June (28.3 days).
The month with the least sunshine days is July (20.3 days).

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Average UV index in May
Riviera, AZ

Average UV index in May - Riviera, AZ
  • Average UV index in May: 7

The months with the highest UV index are June, 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
Riviera, AZ

Average cloud cover in May - Riviera, AZ
  • Average cloud cover in May: 9

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
Riviera, AZ

Average visibility in May - Riviera, AZ
  • 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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Riviera, Arizona, USA

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