May weather forecast
Dewey, OK

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Weather in May

The last month of the spring, May, is a warm month in Dewey, Oklahoma, with temperature in the range of an average high of 75.2°F (24°C) and an average low of 58.3°F (14.6°C).

Temperature

The shift from April to May sees a slight increase in the average high-temperature, transitioning from a pleasant 68.2°F (20.1°C) to a moderately hot 75.2°F (24°C). Throughout the nights in May, Dewey experiences an average low-temperature of 58.3°F (14.6°C).

Humidity

With an average relative humidity of 80%, May is the most humid month in Dewey.

Rainfall

May is the month with the most rainfall in Dewey. Rain falls for 15.6 days and accumulates 5.08" (129mm) of precipitation.

Snowfall

In Dewey, snow does not fall in April through October.

Daylight

In Dewey, the average length of the day in May is 14h and 9min.
On the first day of May, sunrise is at 6:28 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:36 pm CDT.

Sunshine

In May, the average sunshine in Dewey is 8.7h.

UV index

In Dewey, Oklahoma, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In May, the maximum UV index of 6 translates into these guidelines:
Guard against overexposure. Protection from sun-induced harm is essential. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Opt for tightly woven and loose clothing to enhance protection from the Sun.
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Frequently asked questions

What is the average May temperature in Dewey?

The average high-temperature and low-temperature in Dewey, Oklahoma, during May are 75.2°F (24°C) and 58.3°F (14.6°C) respectively.

What is the most humid month in Dewey?

With an average relative humidity of 80%, May is the most humid month in Dewey.

What is the average humidity in May in Dewey?

The average relative humidity in May in Dewey is 80%.

What is the wettest month in Dewey?

May is the month with the most rainfall in Dewey. Rain falls for 15.6 days and accumulates 5.08" (129mm) of precipitation.

How much does it rain in Dewey in May?

In Dewey, Oklahoma, in May, during 15.6 rainfall days, 5.08" (129mm) of precipitation is typically accumulated.

When it does not snow in Dewey?

In Dewey, Oklahoma, snow does not fall in April through October.

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

In May, the average day length is 14h and 9min.

When are sunrise and sunset in May in Dewey?

On the first day of May in Dewey, Oklahoma, sunrise is at 6:28 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:36 pm CDT.

How long on average sun shines in May in Dewey?

In Dewey, Oklahoma, the average sunshine duration in May is 8.7h.

How high is the UV index in May in Dewey?

In Dewey, Oklahoma, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
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
Dewey, OK

Average temperature in May - Dewey, OK
  • Average high temperature in May: 75.2°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in May: 58.3°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (29.3°F).

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Average pressure in May
Dewey, OK

Average pressure in May - Dewey, OK
  • Average pressure in May: 29.92"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in May
Dewey, OK

Average wind speed in May - Dewey, OK
  • Average wind speed in May: 9.1mph

The windiest month (with the highest average wind speed) is March (10.9mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

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Average humidity in May
Dewey, OK

Average humidity in May - Dewey, OK
  • Average humidity in May: 80%

The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January, October and November (68%).

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Average rainfall in May
Dewey, OK

Average rainfall in May - Dewey, OK
  • Average rainfall in May: 5.08"

The wettest month (with the highest rainfall) is May (5.08").
The driest month (with the least rainfall) is November (1.02").

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Average rainfall days in May
Dewey, OK

Average rainfall days in May - Dewey, OK
  • Average rainfall days in May: 15.6 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (5.8 days).

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Average snowfall in May
Dewey, OK

Average snowfall in May - Dewey, OK
  • Average snowfall in May: 0"

The month with the highest snowfall is February (1.34").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in May
Dewey, OK

Average snowfall days in May - Dewey, OK
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Dewey, OK

Average daylight in May / Average sunshine in May - Dewey, OK
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in May: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 48min).

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Average sunshine days in May
Dewey, OK

Average sunshine days in May - Dewey, OK
  • Average sunshine days in May: 13.3 days

The month with the most sunshine days is January (22.5 days).
The month with the least sunshine days is May (13.3 days).

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Average UV index in May
Dewey, OK

Average UV index in May - Dewey, OK
  • Average UV index in May: 6

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in May
Dewey, OK

Average cloud cover in May - Dewey, OK
  • Average cloud cover in May: 38

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 22).

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Average visibility in May
Dewey, OK

Average visibility in May - Dewey, OK
  • 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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Dewey, Oklahoma, USA

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