May weather forecast
Mammoth, AZ

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Weather in May

The last month of the spring, May, is also a moderately hot month in Mammoth, Arizona, with an average temperature fluctuating between 57.6°F (14.2°C) and 82.9°F (28.3°C).

Temperature

Mammoth in May observes a minor temperature shift, with average high-temperatures adjusting from 75.7°F (24.3°C) in April to a still moderately hot 82.9°F (28.3°C). May nights bring a pronounced temperature shift, with averages hovering around a moderate 57.6°F (14.2°C).

Humidity

In May, the average relative humidity in Mammoth is 23%.

Rainfall

The months with the least rainfall are May and June Rain falls for 2 days and accumulates 0.12" (3mm) of rain.

Snowfall

In Mammoth, snow does not fall in March through December.

Daylight

In Mammoth, the average length of the day in May is 13h and 52min.
On the first day of May in Mammoth, sunrise is at 5:34 am and sunset at 7:04 pm. On the last day of the month, sunrise is at 5:15 am and sunset at 7:25 pm MST.

Sunshine

In Mammoth, the average sunshine in May is 12h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, the maximum UV index of 7 transforms into these recommendations:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Frequently asked questions

How hot is it in Mammoth in May?

The high-temperature, in May, in Mammoth, records 82.9°F (28.3°C), while the low-temperature is 57.6°F (14.2°C).

What is the average humidity in May in Mammoth?

In Mammoth, the average relative humidity in May is 23%.

What is the driest month in Mammoth?

May and June are months with the least rain in Mammoth, Arizona, when the rain falls for 2 days and typically aggregates up to 0.12" (3mm) of rain.

How many days does it rain in May in Mammoth?

In Mammoth, in May, during 2 rainfall days, 0.12" (3mm) of precipitation is typically accumulated.

When it does not snow in Mammoth?

In Mammoth, snow does not fall in March through December.

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

The average day length in May in Mammoth is 13h and 52min.

When are sunrise and sunset in May in Mammoth?

On the first day of May, sunrise is at 5:34 am and sunset at 7:04 pm. On the last day of the month, sunrise is at 5:15 am and sunset at 7:25 pm MST.

How long on average sun shines in May in Mammoth?

In May, the average sunshine duration in Mammoth is 12h.

When is the highest UV index in Mammoth?

The months with the highest UV index in Mammoth, Arizona, are May through August, with an average maximum UV index of 7.

How high is the UV index in May in Mammoth?

The average daily maximum UV index in May is 7. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Mammoth, AZ

Average temperature in May - Mammoth, AZ
  • Average high temperature in May: 82.9°F

The warmest month (with the highest average high temperature) is June (93.9°F).
The month with the lowest average high temperature is December (58.1°F).

  • Average low temperature in May: 57.6°F

The month with the highest average low temperature is July (74.8°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).

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Average pressure in May
Mammoth, AZ

Average pressure in May - Mammoth, AZ
  • Average pressure in May: 29.87"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in May
Mammoth, AZ

Average wind speed in May - Mammoth, AZ
  • Average wind speed in May: 7.6mph

The windiest months (with the highest average wind speed) are April and May (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in May
Mammoth, AZ

Average humidity in May - Mammoth, AZ
  • Average humidity in May: 23%

The month with the highest relative humidity is December (50%).
The month with the lowest relative humidity is June (20%).

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Average rainfall in May
Mammoth, AZ

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

The wettest month (with the highest rainfall) is July (1.97").
The driest months (with the least rainfall) are May and June (0.12").

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Average rainfall days in May
Mammoth, AZ

Average rainfall days in May - Mammoth, AZ
  • Average rainfall days in May: 2 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is May (2 days).

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Average snowfall in May
Mammoth, AZ

Average snowfall in May - Mammoth, AZ
  • Average snowfall in May: 0"

The months with the highest snowfall are January and February (0.04").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in May
Mammoth, AZ

Average snowfall days in May - Mammoth, AZ
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in May /
Average sunshine in May
Mammoth, AZ

Average daylight in May / Average sunshine in May - Mammoth, AZ
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in May: 12h and 0min

The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).

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Average sunshine days in May
Mammoth, AZ

Average sunshine days in May - Mammoth, AZ
  • Average sunshine days in May: 28.7 days

The month with the most sunshine days is May (28.7 days).
The month with the least sunshine days is July (10 days).

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Average UV index in May
Mammoth, AZ

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

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

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Average cloud cover in May
Mammoth, AZ

Average cloud cover in May - Mammoth, AZ
  • Average cloud cover in May: 8

The month with the most cloud cover is December (Cloud cover 21).
The month with the least cloud cover is June (Cloud cover 7).

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Average visibility in May
Mammoth, AZ

Average visibility in May - Mammoth, 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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Mammoth, Arizona, USA

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