May weather forecast
Fairfax, OK

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Weather in May

The last month of the spring, May, is a moderately hot month in Fairfax, Oklahoma, with temperature in the range of an average low of 57.9°F (14.4°C) and an average high of 75.6°F (24.2°C).

Temperature

With the onset of May, the average high-temperature subtly transitions from a pleasant 68°F (20°C) in April to a warm 75.6°F (24.2°C). In Fairfax, an average low-temperature of 57.9°F (14.4°C) is recorded during May nights.

Humidity

May is the most humid month in Fairfax, with an average relative humidity of 77%.

Rainfall

The month with the most rainfall in Fairfax is May, when the rain falls for 12.3 days and typically aggregates up to 2.17" (55mm) of precipitation.

Snowfall

April through October are months without snowfall in Fairfax.

Daylight

The average length of the day in May is 14h and 8min.
On the first day of the month, sunrise is at 6:32 am and sunset at 8:15 pm. On the last day of May, sunrise is at 6:09 am and sunset at 8:39 pm CDT.

Sunshine

The average sunshine in May in Fairfax is 9.2h.

UV index

In May, the average daily maximum UV index in Fairfax is 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 6 in May interprets into the following advice:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

What is the usual temperature for Fairfax in May?

During May, Fairfax experiences an average high-temperature of 75.6°F (24.2°C) and a low-temperature of 57.9°F (14.4°C).

What is the most humid month in Fairfax?

The most humid month in Fairfax is May, with an average relative humidity of 77%.

What is the average humidity in May in Fairfax?

The average relative humidity in May in Fairfax is 77%.

What is the wettest month in Fairfax?

May is the month with the most rainfall in Fairfax, Oklahoma. Rain falls for 12.3 days and accumulates 2.17" (55mm) of precipitation.

How much does it rain in Fairfax in May?

In Fairfax, in May, it is raining for 12.3 days, with typically 2.17" (55mm) of accumulated precipitation.

When it does not snow in Fairfax?

April through October are months without snowfall.

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

In Fairfax, the average day length in May is 14h and 8min.

When is the sunrise / sunset in May in Fairfax?

In May, on the first day of the month, sunrise is at 6:32 am and sunset at 8:15 pm. On the last day of the month, in Fairfax, Oklahoma, sunrise is at 6:09 am and sunset at 8:39 pm CDT.

How long on average sun shines in May in Fairfax?

In May, the average sunshine duration is 9.2h.

What is the UV index intensity in May in Fairfax?

In Fairfax, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health risk 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
Fairfax, OK

Average temperature in May - Fairfax, OK
  • Average high temperature in May: 75.6°F

The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is January (45°F).

  • Average low temperature in May: 57.9°F

The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).

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Average pressure in May
Fairfax, OK

Average pressure in May - Fairfax, OK
  • Average pressure in May: 29.9"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in May
Fairfax, OK

Average wind speed in May - Fairfax, OK
  • Average wind speed in May: 9.8mph

The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest months (with the lowest average wind speed) are July and August (8.1mph).

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Average humidity in May
Fairfax, OK

Average humidity in May - Fairfax, OK
  • Average humidity in May: 77%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is October (65%).

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Average rainfall in May
Fairfax, OK

Average rainfall in May - Fairfax, OK
  • Average rainfall in May: 2.17"

The wettest month (with the highest rainfall) is May (2.17").
The driest month (with the least rainfall) is December (0.24").

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Average rainfall days in May
Fairfax, OK

Average rainfall days in May - Fairfax, OK
  • Average rainfall days in May: 12.3 days

The month with the highest number of rainy days is May (12.3 days).
The months with the least rainy days are January and December (3.6 days).

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Average snowfall in May
Fairfax, OK

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

The months with the highest snowfall are January, February and March (0.2").
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
Fairfax, OK

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

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Fairfax, 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: 9h and 1min

The month with the most sunshine is August (Average sunshine: 11h and 12min).
The months with the least sunshine are January and December (Average sunshine: 6h and 6min).

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Average sunshine days in May
Fairfax, OK

Average sunshine days in May - Fairfax, OK
  • Average sunshine days in May: 15.8 days

The month with the most sunshine days is January (26.2 days).
The month with the least sunshine days is May (15.8 days).

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Average UV index in May
Fairfax, OK

Average UV index in May - Fairfax, 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).

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Average cloud cover in May
Fairfax, OK

Average cloud cover in May - Fairfax, OK
  • Average cloud cover in May: 35

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 20).

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Average visibility in May
Fairfax, OK

Average visibility in May - Fairfax, 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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Fairfax, Oklahoma, USA

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