May weather forecast
Sapulpa, OK

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Weather in May

May in Sapulpa witnesses a sharp rise in temperatures, rainfall, and a concomitant increase in humidity levels. The most significant characteristic of May weather is its high rainfall, with the precipitation levels hitting a high of 5.08" (129mm). It is distinctively more humid and wetter than the preceding months and serves as a harbinger to the approaching hotter months. Despite the frequent downpours, May is less rainy than June. The lengthening hours of daylight and relative warmth create an ideal clime for outdoor activities, barring rainy periods.

Temperature

The average high-temperature mildly increases in May, edging from a pleasant 69.4°F (20.8°C) in April to a moderately hot 75.9°F (24.4°C). In May, the nighttime temperature lowers to an average of 59.5°F (15.3°C).

Humidity

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

Rainfall

The month with the most rainfall is May, when the rain falls for 15.8 days and typically aggregates up to 5.08" (129mm) of precipitation.

Snowfall

In Sapulpa, snow does not fall in March through October.

Daylight

In Sapulpa, the average length of the day in May is 14h and 5min.
On the first day of the month, sunrise is at 6:30 am and sunset at 8:12 pm. On the last day of May, sunrise is at 6:09 am and sunset at 8:35 pm CDT.

Sunshine

In May, the average sunshine is 8.5h.

UV index

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 rays for ordinary individuals.
Note: A maximum high daily UV index of 6 during May translates into the following directions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

During May, Sapulpa experiences an average high-temperature of 75.9°F (24.4°C) and a low-temperature of 59.5°F (15.3°C).

What is the most humid month?

May is the most humid month, with an average relative humidity of 80%.

What is the average humidity in May?

The average relative humidity in May is 80%.

What is the wettest month?

The month with the most rainfall is May, when the rain falls for 15.8 days and typically aggregates up to 5.08" (129mm) of precipitation.

How many days does it rain in May?

In Sapulpa, in May, during 15.8 rainfall days, 5.08" (129mm) of precipitation is typically accumulated.

When it does not snow?

In Sapulpa, snow does not fall in March through October.

How many hours of daylight does Sapulpa have in May?

In May, the average day length is 14h and 5min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:30 am and sunset at 8:12 pm. On the last day of the month, in Sapulpa, sunrise is at 6:09 am and sunset at 8:35 pm CDT.

How many hours of sunshine does Sapulpa have in May?

In May, the average sunshine duration is 8.5h.

How high is the UV index in May?

In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability 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
Sapulpa, OK

Average temperature in May - Sapulpa, OK
  • Average high temperature in May: 75.9°F

The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (46.6°F).

  • Average low temperature in May: 59.5°F

The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).

Average pressure in May
Sapulpa, OK

Average pressure in May - Sapulpa, 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).

Average wind speed in May
Sapulpa, OK

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

The windiest month (with the highest average wind speed) is March (10.8mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).

Average humidity in May
Sapulpa, OK

Average humidity in May - Sapulpa, 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, August and October (67%).

Average rainfall in May
Sapulpa, OK

Average rainfall in May - Sapulpa, 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 January (1.26").

Average rainfall days in May
Sapulpa, OK

Average rainfall days in May - Sapulpa, OK
  • Average rainfall days in May: 15.8 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (6 days).

Average snowfall in May
Sapulpa, OK

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

The month with the highest snowfall is February (1.18").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

Average snowfall days in May
Sapulpa, OK

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

The month with the highest number of snowfall days is February (2.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in May / Average sunshine in May - Sapulpa, 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 48min).

  • Average sunshine in May: 8h and 3min

The months with the most sunshine are July and August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

Average sunshine days in May
Sapulpa, OK

Average sunshine days in May - Sapulpa, OK
  • Average sunshine days in May: 14.2 days

The month with the most sunshine days is January (22.2 days).
The month with the least sunshine days is May (14.2 days).

Average UV index in May
Sapulpa, OK

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

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

Average cloud cover in May
Sapulpa, OK

Average cloud cover in May - Sapulpa, 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 21).

Average visibility in May
Sapulpa, OK

Average visibility in May - Sapulpa, 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).

Sapulpa, Oklahoma, USA

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