May weather forecast
Blackwater, AZ

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Weather in May

The last month of the spring, May, is a hot month in Blackwater, Arizona, with an average temperature ranging between max 90.7°F (32.6°C) and min 66.6°F (19.2°C).

Temperature

As Blackwater transitions into May, the average high-temperature is observed to slightly rise from a moderately hot 82.8°F (28.2°C) in April to a hot 90.7°F (32.6°C). Blackwater witnesses a consistent, sharp contrast from the daytime highs, with an average low-temperature of 66.6°F (19.2°C) throughout May.

Humidity

In May, the average relative humidity is 19%.

Rainfall

In Blackwater, in May, during 1.8 rainfall days, 0.16" (4mm) of precipitation is typically accumulated. Throughout the year, in Blackwater, there are 50.9 rainfall days, and 6.89" (175mm) of precipitation is accumulated.

Daylight

In Blackwater, the average length of the day in May is 13h and 53min.
On the first day of May in Blackwater, sunrise is at 5:37 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 5:18 am and sunset at 7:29 pm MST.

Sunshine

The average sunshine in May is 11.9h.

UV index

In May, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: A maximum UV index of 7 in May translates into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. 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. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in May?

An average high-temperature, in May, in Blackwater, is 90.7°F (32.6°C) and the average low-temperature is 66.6°F (19.2°C).

What is the average humidity in May?

The average relative humidity in May is 19%.

How many days does it rain in May?

In Blackwater, in May, during 1.8 rainfall days, 0.16" (4mm) of precipitation is typically accumulated.

How many hours of daylight does Blackwater have in May?

In Blackwater, the average day length in May is 13h and 53min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 5:37 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 5:18 am and sunset at 7:29 pm MST.

How long on average sun shines in May?

The average sunshine duration in May is 11.9h.

How high is the UV index in May?

In Blackwater, the average daily maximum UV index in May is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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
Blackwater, AZ

Average temperature in May - Blackwater, AZ
  • Average high temperature in May: 90.7°F

The warmest month (with the highest average high temperature) is July (102°F).
The month with the lowest average high temperature is December (63.1°F).

  • Average low temperature in May: 66.6°F

The month with the highest average low temperature is August (82.8°F).
The coldest month (with the lowest average low temperature) is January (46.8°F).

Average pressure in May
Blackwater, AZ

Average pressure in May - Blackwater, AZ
  • Average pressure in May: 29.85"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.82"Hg).

Average wind speed in May
Blackwater, AZ

Average wind speed in May - Blackwater, AZ
  • Average wind speed in May: 7.3mph

The windiest months (with the highest average wind speed) are April and May (7.3mph).
The calmest month (with the lowest average wind speed) is December (5.4mph).

Average humidity in May
Blackwater, AZ

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

The month with the highest relative humidity is December (44%).
The month with the lowest relative humidity is June (17%).

Average rainfall in May
Blackwater, AZ

Average rainfall in May - Blackwater, AZ
  • Average rainfall in May: 0.16"

The wettest month (with the highest rainfall) is February (0.91").
The driest month (with the least rainfall) is June (0.08").

Average rainfall days in May
Blackwater, AZ

Average rainfall days in May - Blackwater, AZ
  • Average rainfall days in May: 1.8 days

The month with the highest number of rainy days is July (8.3 days).
The month with the least rainy days is June (1.3 days).

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

Average daylight in May / Average sunshine in May - Blackwater, 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: 11h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

Average sunshine days in May
Blackwater, AZ

Average sunshine days in May - Blackwater, AZ
  • Average sunshine days in May: 29.2 days

The month with the most sunshine days is May (29.2 days).
The month with the least sunshine days is July (19.8 days).

Average UV index in May
Blackwater, AZ

Average UV index in May - Blackwater, 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).

Average cloud cover in May
Blackwater, AZ

Average cloud cover in May - Blackwater, 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 6).

Average visibility in May
Blackwater, AZ

Average visibility in May - Blackwater, 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).

Blackwater, Arizona, USA

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