May weather forecast and climate
Forest Park, OH

May, the last month of the spring, in Forest Park, is an agreeable month, with temperature in the range of an average low of 55.9°F (13.3°C) and an average high of 73.2°F (22.9°C).

Temperature

In Forest Park, the average high-temperature in May rises, from an enjoyable 63.1°F (17.3°C) in April, to a pleasant 73.2°F (22.9°C). In Forest Park, the average low-temperature is 55.9°F (13.3°C).

Humidity

In May, the average relative humidity is 78%.

Rainfall

May is the month with the most rainfall. Rain falls for 13.8 days and accumulates 1.42" (36mm) of precipitation.

Snowfall

May through October are months without snowfall in Forest Park.

Daylight

In Forest Park, the average length of the day in May is 14.4h.

Sunshine

In May, the average sunshine is 8.9h.

UV index

Months with the highest UV index in Forest Park are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in May in Forest Park?

The average high-temperature, in May, in Forest Park, Ohio, is 73.2°F (22.9°C), while the average low-temperature is 55.9°F (13.3°C).

What is the average humidity in May in Forest Park?

In May, the average relative humidity is 78%.

How much does it rain in Forest Park in May?

In Forest Park, during May, the rain falls for 13.8 days and regularly aggregates up to 1.42" (36mm) of precipitation.

What is the rainiest month in Forest Park?

The month with the most rainfall in Forest Park is May when the rain falls for 13.8 days and typically aggregates up to 1.42" (36mm) of precipitation.

Does it snow in Forest Park in May?

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

When it does not snow in Forest Park?

In Forest Park snow does not fall in May through October.

What is the average length of the day in May in Forest Park?

The average length of the day in May in Forest Park is 14.4h.

How long on average sun shines in May in Forest Park?

In May, the average sunshine in Forest Park, Ohio, is 8.9h.

What are the months with the highest UV index in Forest Park?

Months with the highest UV index in Forest Park are May through August, with an average maximum UV index of 6.

What is the UV index intensity in May in Forest Park?

In Forest Park, Ohio, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health risk from the exposure to the Sun's UV radiation.
Average temperature in May - Forest Park, OH
  • Average high temperature in May: 22.9°C

The warmest month (with the highest average high temperature) is July (28.9°C).
The month with the lowest average high temperature is January (1.8°C).

  • Average low temperature in May: 13.3°C

The month with the highest average low temperature is July (19.1°C).
The coldest month (with the lowest average low temperature) is January (-4.9°C).

Average pressure in May - Forest Park, OH
  • Average pressure in May: 1015.2mbar

The month with the highest atmospheric pressure is January (1020.7mbar).
The month with the lowest atmospheric pressure is June (1013.9mbar).

Average wind speed in May - Forest Park, OH
  • Average wind speed in May: 11.1km/h

The windiest month (with the highest average wind speed) is January (14.3km/h).
The calmest months (with the lowest average wind speed) are July and August (8.4km/h).

Average humidity in May - Forest Park, OH
  • Average humidity in May: 78%

The month with the highest relative humidity is December (81%).
Months with the lowest relative humidity are August, September and October (74%).

Average rainfall in May - Forest Park, OH
  • Average rainfall in May: 36mm

The wettest month (with the highest rainfall) is May (36mm).
The driest month (with the least rainfall) is September (16mm).

Average rainfall days in May - Forest Park, OH
  • Average rainfall days in May: 13.8 days

The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is November (6.5 days).

Average snowfall in May - Forest Park, OH
  • Average snowfall in May: 0mm

The month with the highest snowfall is January (24mm).
Months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in May - Forest Park, OH
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (6.1 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in May / Average sunshine in May - Forest Park, OH
  • Average daylight in May: 14.4h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in May: 8.9h

The month with the most sunshine is July (Average sunshine: 10.4h).
The month with the least sunshine is January (Average sunshine: 4h).

Average sunshine days in May - Forest Park, OH
  • Average sunshine days in May: 14.5 days

The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is June (14 days).

Average UV index in May - Forest Park, OH
  • Average UV index in May: 6

Months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in May - Forest Park, OH
  • Average cloud cover in May: 41

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in May - Forest Park, OH
  • Average visibility in May: 9km

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).