May weather forecast
Oak Forest, MD

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Weather in May

May, the last month of the spring in Oak Forest, is an agreeable month, with temperature in the range of an average high of 72.5°F (22.5°C) and an average low of 55.2°F (12.9°C).

Temperature

With the onset of May, the average high-temperature slightly shifts from April's refreshing 63.1°F (17.3°C) to a pleasant 72.5°F (22.5°C). Oak Forest experiences a mean low-temperature of 55.2°F (12.9°C) during May.

Humidity

May and October, with an average relative humidity of 77%, are the most humid months.

Rainfall

In May, the rain falls for 18.2 days. Throughout May, 3.11" (79mm) of precipitation is accumulated. In Oak Forest, during the entire year, the rain falls for 165.5 days and collects up to 31.65" (804mm) of precipitation.

Snowfall

In Oak Forest, snow does not fall in May through October.

Daylight

In May, the average length of the day is 14h and 20min.
On the first day of May, sunrise is at 6:07 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:27 pm EDT.

Sunshine

The average sunshine in May is 8.9h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 6 during May leads to these advisories:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

During May, Oak Forest experiences an average high-temperature of 72.5°F (22.5°C) and a low-temperature of 55.2°F (12.9°C).

What are the most humid months?

The months with the highest humidity are May and October, with an average relative humidity of 77%.

What is the average humidity in May?

The average relative humidity in May is 77%.

How many days does it rain in May?

In May, the rain falls for 18.2 days. Throughout May, 3.11" (79mm) of precipitation is accumulated.

When it does not snow in Oak Forest?

In Oak Forest, snow does not fall in May through October.

Does it snow in May?

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

What is the average length of the day in May?

The average day length in May is 14h and 20min.

When is the sunrise / sunset in May in Oak Forest?

In May, on the first day of the month, sunrise is at 6:07 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:27 pm EDT.

How many hours of sunshine does Oak Forest have in May?

The average sunshine duration in May is 8.9h.

When is the highest UV index?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

How high is the UV index in May in Oak Forest?

In Oak Forest, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
Oak Forest, MD

Average temperature in May - Oak Forest, MD
  • Average high temperature in May: 72.5°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.1°F).

  • Average low temperature in May: 55.2°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

Average pressure in May
Oak Forest, MD

Average pressure in May - Oak Forest, MD
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in May
Oak Forest, MD

Average wind speed in May - Oak Forest, MD
  • Average wind speed in May: 6.9mph

The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in May
Oak Forest, MD

Average humidity in May - Oak Forest, MD
  • Average humidity in May: 77%

The months with the highest relative humidity are May and October (77%).
The month with the lowest relative humidity is July (71%).

Average rainfall in May
Oak Forest, MD

Average rainfall in May - Oak Forest, MD
  • Average rainfall in May: 3.11"

The wettest month (with the highest rainfall) is August (3.74").
The driest month (with the least rainfall) is January (2.05").

Average rainfall days in May
Oak Forest, MD

Average rainfall days in May - Oak Forest, MD
  • Average rainfall days in May: 18.2 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (9.7 days).

Average snowfall in May
Oak Forest, MD

Average snowfall in May - Oak Forest, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Oak Forest, MD

Average snowfall days in May - Oak Forest, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (4.9 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
Oak Forest, MD

Average daylight in May / Average sunshine in May - Oak Forest, MD
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in May
Oak Forest, MD

Average sunshine days in May - Oak Forest, MD
  • Average sunshine days in May: 10.4 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.4 days).

Average UV index in May
Oak Forest, MD

Average UV index in May - Oak Forest, MD
  • Average UV index in May: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
Oak Forest, MD

Average cloud cover in May - Oak Forest, MD
  • Average cloud cover in May: 44

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in May
Oak Forest, MD

Average visibility in May - Oak Forest, MD
  • 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).

Oak Forest, Maryland, USA

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