May weather forecast
Willow, OK

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Weather in May

May, the last month of the spring in Willow, is a moderately hot month, with an average temperature varying between 81.7°F (27.6°C) and 60.4°F (15.8°C).

Temperature

The commencement of May sees a minor shift in the average high-temperature, moving from an agreeable 73°F (22.8°C) in April to a moderately hot 81.7°F (27.6°C). An average temperature of 60.4°F (15.8°C) is recorded during the nights in May.

Heat index

The heat index in May is estimated at 84.2°F (29°C). Persistent activity under exposure might lead to a feeling of weariness, with subsequent heat cramps.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

May and December, with an average relative humidity of 61%, are the most humid months in Willow.

Rainfall

The month with the most rainfall is May, when the rain falls for 11.8 days and typically aggregates up to 2.91" (74mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in May is 14h and 1min.
On the first day of the month, sunrise is at 6:46 am and sunset at 8:23 pm. On the last day of May, sunrise is at 6:25 am and sunset at 8:46 pm CDT.

Sunshine

In Willow, the average sunshine in May is 10.1h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In May, the maximum UV index of 7 translates into these guidelines:
Take precautions against overexposure. Protection against sun damage is needed. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

The high-temperature, in May, in Willow, is 81.7°F (27.6°C), while the low-temperature averages to 60.4°F (15.8°C). In May, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 84.2°F (29°C).

What is the most humid month?

The months with the highest humidity are May and December, with an average relative humidity of 61%.

What is the average humidity in May?

In May, the average relative humidity is 61%.

What is the rainiest month?

The month with the most rainfall is May, when the rain falls for 11.8 days and typically aggregates up to 2.91" (74mm) of precipitation.

How many days does it rain in May in Willow?

In Willow, during May, the rain falls for 11.8 days and regularly aggregates up to 2.91" (74mm) of precipitation.

When it does not snow in Willow?

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 Willow have in May?

The average day length in May in Willow is 14h and 1min.

When are sunrise and sunset in May?

On the first day of May, sunrise is at 6:46 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 8:46 pm CDT.

How long on average sun shines in May?

In Willow, the average sunshine duration in May is 10.1h.

What are the months with the highest UV index?

May through August, with an average maximum UV index of 7, are months with the highest UV index in Willow.

What is the UV index intensity in May?

The average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Willow, OK

Average temperature in May - Willow, OK
  • Average high temperature in May: 81.7°F

The warmest month (with the highest average high temperature) is July (96.1°F).
The month with the lowest average high temperature is December (50.9°F).

  • Average low temperature in May: 60.4°F

The month with the highest average low temperature is July (75°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).

Average pressure in May
Willow, OK

Average pressure in May - Willow, OK
  • Average pressure in May: 29.88"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in May
Willow, OK

Average wind speed in May - Willow, OK
  • Average wind speed in May: 11.6mph

The windiest month (with the highest average wind speed) is April (12.7mph).
The calmest month (with the lowest average wind speed) is August (9.1mph).

Average humidity in May
Willow, OK

Average humidity in May - Willow, OK
  • Average humidity in May: 61%

The months with the highest relative humidity are May and December (61%).
The months with the lowest relative humidity are July and August (50%).

Average rainfall in May
Willow, OK

Average rainfall in May - Willow, OK
  • Average rainfall in May: 2.91"

The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is February (0.67").

Average rainfall days in May
Willow, OK

Average rainfall days in May - Willow, OK
  • Average rainfall days in May: 11.8 days

The month with the highest number of rainy days is May (11.8 days).
The month with the least rainy days is January (2.5 days).

Average snowfall in May
Willow, OK

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

The month with the highest snowfall is January (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Willow, OK

Average snowfall days in May - Willow, 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 May, June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Willow, OK
  • Average daylight in May: 14h and 0min

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: 10h and 1min

The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in May
Willow, OK

Average sunshine days in May - Willow, OK
  • Average sunshine days in May: 16.9 days

The month with the most sunshine days is January (26.3 days).
The month with the least sunshine days is August (16 days).

Average UV index in May
Willow, OK

Average UV index in May - Willow, OK
  • Average UV index in May: 7

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

Average cloud cover in May
Willow, OK

Average cloud cover in May - Willow, OK
  • Average cloud cover in May: 26

The months with the most cloud cover are March and April (Cloud cover 29).
The month with the least cloud cover is June (Cloud cover 17).

Average visibility in May
Willow, OK

Average visibility in May - Willow, 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).

Willow, Oklahoma, USA

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