May weather forecast
Rock Springs, OH

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Weather in May

May, the last month of the spring in Rock Springs, is a moderately hot month, with an average temperature ranging between max 75.2°F (24°C) and min 54.5°F (12.5°C).

Temperature

The shift into May is accompanied by a temperature increase, with the average high-temperature rising from a refreshing 64.2°F (17.9°C) in April to a warm 75.2°F (24°C). During May, Rock Springs sees a mean low-temperature of 54.5°F (12.5°C).

Humidity

The average relative humidity in May in Rock Springs is 78%.

Rainfall

The month with the most rainfall is May, when the rain falls for 19.4 days and typically aggregates up to 3.78" (96mm) of precipitation.

Snowfall

In Rock Springs, snow does not fall in May through September.

Daylight

The average length of the day in May is 14h and 20min.
On the first day of May, sunrise is at 6:28 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:47 pm EDT.

Sunshine

The average sunshine in May is 8.7h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A daily high UV index of 6 in May leads to these guidelines:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. 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. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

The high-temperature, in May, in Rock Springs, is 75.2°F (24°C), while the low-temperature averages to 54.5°F (12.5°C).

What is the average humidity in May?

In May, the average relative humidity is 78%.

What is the wettest month?

The month with the most rainfall is May, when the rain falls for 19.4 days and typically aggregates up to 3.78" (96mm) of precipitation.

How much does it rain in May?

In May, the rain falls for 19.4 days. Throughout May, 3.78" (96mm) of precipitation is accumulated.

When it does not snow?

May through September 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 Rock Springs have in May?

In Rock Springs, the average day length in May is 14h and 20min.

When are sunrise and sunset in May in Rock Springs?

In May, on the first day of the month, sunrise is at 6:28 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:47 pm EDT.

How many hours of sunshine does Rock Springs have in May?

In May, the average sunshine duration is 8.7h.

What is the month with 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 Rock Springs?

The average daily maximum UV index in May is 6. A UV Index value 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
Rock Springs, OH

Average temperature in May - Rock Springs, OH
  • Average high temperature in May: 75.2°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.2°F).

  • Average low temperature in May: 54.5°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

Average pressure in May
Rock Springs, OH

Average pressure in May - Rock Springs, OH
  • Average pressure in May: 30"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in May
Rock Springs, OH

Average wind speed in May - Rock Springs, OH
  • Average wind speed in May: 5.8mph

The windiest month (with the highest average wind speed) is February (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in May
Rock Springs, OH

Average humidity in May - Rock Springs, OH
  • Average humidity in May: 78%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (74%).

Average rainfall in May
Rock Springs, OH

Average rainfall in May - Rock Springs, OH
  • Average rainfall in May: 3.78"

The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in May
Rock Springs, OH

Average rainfall days in May - Rock Springs, OH
  • Average rainfall days in May: 19.4 days

The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is November (10.6 days).

Average snowfall in May
Rock Springs, OH

Average snowfall in May - Rock Springs, OH
  • Average snowfall in May: 0"

The month with the highest snowfall is February (3.78").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Rock Springs, OH

Average snowfall days in May - Rock Springs, OH
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Rock Springs, OH

Average daylight in May / Average sunshine in May - Rock Springs, OH
  • 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 4min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in May
Rock Springs, OH

Average sunshine days in May - Rock Springs, OH
  • Average sunshine days in May: 9.9 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is February (9.1 days).

Average UV index in May
Rock Springs, OH

Average UV index in May - Rock Springs, OH
  • 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
Rock Springs, OH

Average cloud cover in May - Rock Springs, OH
  • Average cloud cover in May: 46

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in May
Rock Springs, OH

Average visibility in May - Rock Springs, OH
  • Average visibility in May: 5mi

The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).

Rock Springs, Ohio, USA

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