May weather forecast
Sulphur, OK

Weather in May

May, the last month of the spring in Sulphur, is a warm month, with an average temperature varying between 60.3°F (15.7°C) and 77.5°F (25.3°C).

Temperature

In Sulphur, the average high-temperature in May marginally rises from an agreeable 71.1°F (21.7°C) in April to a warm 77.5°F (25.3°C). In May, the average low-temperature is 60.3°F (15.7°C).

Humidity

With an average relative humidity of 78%, May is the most humid month.

Rainfall

May is the month with the most rainfall. Rain falls for 14.7 days and accumulates 4.37" (111mm) of precipitation.

Snowfall

In Sulphur, snow does not fall in May through October.

Daylight

In Sulphur, the average length of the day in May is 13h and 59min.
On the first day of May in Sulphur, sunrise is at 6:37 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 8:34 pm CDT.

Sunshine

In May, the average sunshine is 8.5h.

UV index

In May, the average daily maximum UV index in Sulphur is 6. 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: In May, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the most humid month in Sulphur?

The most humid month in Sulphur, Oklahoma, is May, with an average relative humidity of 78%.

What is the average humidity in May in Sulphur?

In Sulphur, the average relative humidity in May is 78%.

What is the rainiest month in Sulphur?

May is the month with the most rainfall. Rain falls for 14.7 days and accumulates 4.37" (111mm) of precipitation.

How many days does it rain in May in Sulphur?

In Sulphur, in May, during 14.7 rainfall days, 4.37" (111mm) of precipitation is typically accumulated.

When it does not snow in Sulphur?

In Sulphur, Oklahoma, snow does not fall in May through October.

Does it snow in Sulphur in May?

In May, in Sulphur, Oklahoma, it doesn't snow. April is the latest month when it typically snows.

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

In May, the average day length in Sulphur, Oklahoma, is 13h and 59min.

What time are sunrise and sunset in May in Sulphur?

In May, on the first day of the month, sunrise is at 6:37 am and sunset at 8:12 pm. On the last day of the month, in Sulphur, Oklahoma, sunrise is at 6:16 am and sunset at 8:34 pm CDT.

How many hours of sunshine does Sulphur have in May?

In May, the average sunshine duration in Sulphur is 8.5h.

What is the UV index reading in May in Sulphur?

In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Sulphur, OK

Average temperature in May - Sulphur, OK
  • Average high temperature in May: 77.5°F

The warmest month (with the highest average high temperature) is August (93.4°F).
The month with the lowest average high temperature is January (50.2°F).

  • Average low temperature in May: 60.3°F

The month with the highest average low temperature is July (72.7°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

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Average pressure in May
Sulphur, OK

Average pressure in May - Sulphur, OK
  • Average pressure in May: 29.91"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
Sulphur, OK

Average wind speed in May - Sulphur, OK
  • Average wind speed in May: 9.7mph

The windiest months (with the highest average wind speed) are March and April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).

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Average humidity in May
Sulphur, OK

Average humidity in May - Sulphur, OK
  • Average humidity in May: 78%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (61%).

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Average rainfall in May
Sulphur, OK

Average rainfall in May - Sulphur, OK
  • Average rainfall in May: 4.37"

The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is January (1.34").

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Average rainfall days in May
Sulphur, OK

Average rainfall days in May - Sulphur, OK
  • Average rainfall days in May: 14.7 days

The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is January (6.3 days).

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Average snowfall in May
Sulphur, OK

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

The month with the highest snowfall is February (1.3").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Sulphur, OK

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

The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in May / Average sunshine in May - Sulphur, OK
  • Average daylight in May: 13h and 59min

The month with the longest days is June (Average daylight: 14h and 26min).
The month with the shortest days is December (Average daylight: 9h and 53min).

  • Average sunshine in May: 8h and 30min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in May
Sulphur, OK

Average sunshine days in May - Sulphur, OK
  • Average sunshine days in May: 14.3 days

The month with the most sunshine days is January (22.9 days).
The month with the least sunshine days is May (14.3 days).

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Average UV index in May
Sulphur, OK

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

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

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Average cloud cover in May
Sulphur, OK

Average cloud cover in May - Sulphur, OK
  • Average cloud cover in May: 37

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 21).

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Average visibility in May
Sulphur, OK

Average visibility in May - Sulphur, 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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