May weather forecast
Prescott, WA

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Weather in May

The last month of the spring, May, is an enjoyable month in Prescott, Washington, with an average temperature fluctuating between 65.8°F (18.8°C) and 45°F (7.2°C).

Temperature

May sees a temperature increase, moving from a mild 56.5°F (13.6°C) in April to an enjoyable 65.8°F (18.8°C). Prescott's average low-temperature in May is measured at a frosty 45°F (7.2°C).

Humidity

The average relative humidity in May is 62%.

Rainfall

In Prescott, during May, the rain falls for 15 days and regularly aggregates up to 1.77" (45mm) of precipitation. In Prescott, during the entire year, the rain falls for 142.4 days and collects up to 15.39" (391mm) of precipitation.

Snowfall

Months with snowfall in Prescott are January through May, September, November and December. May is the last month it regularly snows in Prescott. During 0.1 snowfall days, in May, Prescott aggregates 0.04" (1mm) of snow. Throughout the year, there are 29 snowfall days, and 13.7" (348mm) of snow is accumulated.

Daylight

In May, the average length of the day in Prescott is 15h and 1min.
On the first day of May, sunrise is at 5:37 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 5:04 am and sunset at 8:37 pm PDT.

Sunshine

In Prescott, the average sunshine in May is 10.7h.

UV index

The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 4 during May translates into the following guidance:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Prescott in May?

In May, the average high-temperature and low-temperature in Prescott are 65.8°F (18.8°C) and 45°F (7.2°C) respectively.

What is the average humidity in May in Prescott?

The average relative humidity in May in Prescott is 62%.

How much does it rain in Prescott in May?

In May, the rain falls for 15 days. Throughout May, 1.77" (45mm) of precipitation is accumulated.

What is the last month it snows in Prescott?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Prescott aggregates 0.04" (1mm) of snow.

How many hours of daylight does Prescott have in May?

In Prescott, the average day length in May is 15h and 1min.

What time are sunrise and sunset in May in Prescott?

On the first day of May in Prescott, Washington, sunrise is at 5:37 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 5:04 am and sunset at 8:37 pm PDT.

How long on average sun shines in May in Prescott?

The average sunshine duration in May in Prescott, Washington, is 10.7h.

What is the UV index intensity in May in Prescott?

The average daily maximum UV index in May in Prescott, Washington, is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Prescott, WA

Average temperature in May - Prescott, WA
  • Average high temperature in May: 65.8°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is December (36.5°F).

  • Average low temperature in May: 45°F

The month with the highest average low temperature is August (61°F).
The coldest month (with the lowest average low temperature) is December (26.2°F).

Average pressure in May
Prescott, WA

Average pressure in May - Prescott, WA
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.9"Hg).

Average wind speed in May
Prescott, WA

Average wind speed in May - Prescott, WA
  • Average wind speed in May: 7.1mph

The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is September (6.3mph).

Average humidity in May
Prescott, WA

Average humidity in May - Prescott, WA
  • Average humidity in May: 62%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (38%).

Average rainfall in May
Prescott, WA

Average rainfall in May - Prescott, WA
  • Average rainfall in May: 1.77"

The wettest month (with the highest rainfall) is December (1.97").
The driest months (with the least rainfall) are July and August (0.35").

Average rainfall days in May
Prescott, WA

Average rainfall days in May - Prescott, WA
  • Average rainfall days in May: 15 days

The month with the highest number of rainy days is March (17.6 days).
The month with the least rainy days is July (5.1 days).

Average snowfall in May
Prescott, WA

Average snowfall in May - Prescott, WA
  • Average snowfall in May: 0.04"

The month with the highest snowfall is February (4.45").
The months with the least snowfall are June, July, August and October (0").

Average snowfall days in May
Prescott, WA

Average snowfall days in May - Prescott, WA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (8.2 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in May /
Average sunshine in May
Prescott, WA

Average daylight in May / Average sunshine in May - Prescott, WA
  • Average daylight in May: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in May: 10h and 4min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).

Average sunshine days in May
Prescott, WA

Average sunshine days in May - Prescott, WA
  • Average sunshine days in May: 12.4 days

The month with the most sunshine days is July (24.1 days).
The month with the least sunshine days is February (10 days).

Average UV index in May
Prescott, WA

Average UV index in May - Prescott, WA
  • Average UV index in May: 4

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
Prescott, WA

Average cloud cover in May - Prescott, WA
  • Average cloud cover in May: 29

The months with the most cloud cover are January and February (Cloud cover 45).
The months with the least cloud cover are July and August (Cloud cover 10).

Average visibility in May
Prescott, WA

Average visibility in May - Prescott, WA
  • 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).

Prescott, Washington, USA

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