May weather forecast
Fort Gibson, OK

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Weather in May

The last month of the spring, May, is a warm month in Fort Gibson, Oklahoma, with an average temperature ranging between min 59.4°F (15.2°C) and max 77.2°F (25.1°C).

Temperature

The arrival of May witnesses a small shift in the average high-temperature, moving from a pleasant 69.6°F (20.9°C) in April to a moderately hot 77.2°F (25.1°C). An average temperature of 59.4°F (15.2°C) is recorded during the nights in May.

Humidity

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

Rainfall

May is the month with the most rainfall. Rain falls for 15.3 days and accumulates 4.69" (119mm) of precipitation.

Snowfall

In Fort Gibson, snow does not fall in May through October.

Daylight

In Fort Gibson, the average length of the day in May is 14h and 4min.
On the first day of May, sunrise is at 6:27 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:31 pm CDT.

Sunshine

In May, the average sunshine is 8.9h.

UV index

The average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.
Note: In May, a daily maximum UV index of 6 leads to the following instructions:
Resist overexposure. Safeguarding from solar damage is indispensable. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

May temperatures in Fort Gibson vary between a high-temperature of 77.2°F (25.1°C) and a low-temperature of 59.4°F (15.2°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?

In May, the average relative humidity is 80%.

What is the rainiest month?

The month with the most rainfall is May, when the rain falls for 15.3 days and typically aggregates up to 4.69" (119mm) of precipitation.

How much does it rain in May?

In Fort Gibson, in May, it is raining for 15.3 days, with typically 4.69" (119mm) of accumulated precipitation.

When it does not snow?

May through October are months without snowfall.

Does it snow in May?

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

How many hours of daylight does Fort Gibson have in May?

In May, the average day length is 14h and 4min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 6:27 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:31 pm CDT.

How many hours of sunshine does Fort Gibson have in May?

The average sunshine duration in May is 8.9h.

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 risk from 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
Fort Gibson, OK

Average temperature in May - Fort Gibson, OK
  • Average high temperature in May: 77.2°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (46.9°F).

  • Average low temperature in May: 59.4°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).

Average pressure in May
Fort Gibson, OK

Average pressure in May - Fort Gibson, OK
  • Average pressure in May: 29.93"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in May
Fort Gibson, OK

Average wind speed in May - Fort Gibson, OK
  • Average wind speed in May: 8.4mph

The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

Average humidity in May
Fort Gibson, OK

Average humidity in May - Fort Gibson, OK
  • Average humidity in May: 80%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is August (68%).

Average rainfall in May
Fort Gibson, OK

Average rainfall in May - Fort Gibson, OK
  • Average rainfall in May: 4.69"

The wettest month (with the highest rainfall) is May (4.69").
The driest month (with the least rainfall) is February (1.65").

Average rainfall days in May
Fort Gibson, OK

Average rainfall days in May - Fort Gibson, OK
  • Average rainfall days in May: 15.3 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (7.1 days).

Average snowfall in May
Fort Gibson, OK

Average snowfall in May - Fort Gibson, OK
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Fort Gibson, OK

Average snowfall days in May - Fort Gibson, OK
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Fort Gibson, OK

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

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

Average sunshine days in May
Fort Gibson, OK

Average sunshine days in May - Fort Gibson, OK
  • Average sunshine days in May: 13.4 days

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is April (13.2 days).

Average UV index in May
Fort Gibson, OK

Average UV index in May - Fort Gibson, OK
  • Average UV index in May: 6

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

Average cloud cover in May
Fort Gibson, OK

Average cloud cover in May - Fort Gibson, OK
  • Average cloud cover in May: 36

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 21).

Average visibility in May
Fort Gibson, OK

Average visibility in May - Fort Gibson, 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).

Fort Gibson, Oklahoma, USA

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