May weather forecast
Greenwich, OH

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Weather in May

May, the last month of the spring in Greenwich, is a refreshing month, with an average temperature varying between 67.6°F (19.8°C) and 51.3°F (10.7°C).

Temperature

The average high-temperature increases in May, moving from a moderate 55.9°F (13.3°C) in April to a still refreshing 67.6°F (19.8°C). May brings an average low-temperature of 51.3°F (10.7°C) to Greenwich.

Humidity

In May, the average relative humidity in Greenwich is 79%.

Rainfall

In Greenwich, in May, during 18.8 rainfall days, 3.31" (84mm) of precipitation is typically accumulated. Throughout the year, there are 178.7 rainfall days, and 32.6" (828mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Greenwich aggregates 0.16" (4mm) of snow. Throughout the year, there are 61.8 snowfall days, and 20.16" (512mm) of snow is accumulated.

Daylight

The average length of the day in May in Greenwich, Ohio, is 14h and 30min.
On the first day of the month, sunrise is at 6:26 am and sunset at 8:27 pm. On the last day of May, in Greenwich, sunrise is at 6:00 am and sunset at 8:55 pm EDT.

Sunshine

The average sunshine in May in Greenwich is 8.8h.

UV index

In Greenwich, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In May, an average UV index of 5 transforms into the following instructions:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the average May temperature in Greenwich?

The average high-temperature and low-temperature in Greenwich during May are 67.6°F (19.8°C) and 51.3°F (10.7°C) respectively.

What is the average humidity in May in Greenwich?

In May, the average relative humidity in Greenwich is 79%.

How much does it rain in Greenwich in May?

In Greenwich, during May, the rain falls for 18.8 days and regularly aggregates up to 3.31" (84mm) of precipitation.

What is the last month it snows in Greenwich?

May is the last month it regularly snows in Greenwich, Ohio. During 0.3 snowfall days, in May, Greenwich aggregates 0.16" (4mm) of snow.

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

In May, the average day length in Greenwich is 14h and 30min.

When is the sunrise / sunset in May in Greenwich?

On the first day of May in Greenwich, Ohio, sunrise is at 6:26 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:55 pm EDT.

How many hours of sunshine does Greenwich have in May?

In May, the average sunshine duration is 8.8h.

What is the UV index reading in May in Greenwich?

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Greenwich, OH

Average temperature in May - Greenwich, OH
  • Average high temperature in May: 67.6°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in May: 51.3°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

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Average pressure in May
Greenwich, OH

Average pressure in May - Greenwich, OH
  • Average pressure in May: 29.98"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in May
Greenwich, OH

Average wind speed in May - Greenwich, OH
  • Average wind speed in May: 7.8mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

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Average humidity in May
Greenwich, OH

Average humidity in May - Greenwich, OH
  • Average humidity in May: 79%

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are October and November (77%).

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Average rainfall in May
Greenwich, OH

Average rainfall in May - Greenwich, OH
  • Average rainfall in May: 3.31"

The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is February (2.17").

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Average rainfall days in May
Greenwich, OH

Average rainfall days in May - Greenwich, OH
  • Average rainfall days in May: 18.8 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (9.2 days).

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Average snowfall in May
Greenwich, OH

Average snowfall in May - Greenwich, OH
  • Average snowfall in May: 0.16"

The month with the highest snowfall is February (5.24").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Greenwich, OH

Average snowfall days in May - Greenwich, OH
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (16.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Greenwich, OH

Average daylight in May / Average sunshine in May - Greenwich, OH
  • Average daylight in May: 14h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in May
Greenwich, OH

Average sunshine days in May - Greenwich, OH
  • Average sunshine days in May: 10.5 days

The month with the most sunshine days is November (13 days).
The month with the least sunshine days is February (8.4 days).

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Average UV index in May
Greenwich, OH

Average UV index in May - Greenwich, OH
  • Average UV index in May: 5

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in May
Greenwich, OH

Average cloud cover in May - Greenwich, OH
  • Average cloud cover in May: 41

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in May
Greenwich, OH

Average visibility in May - Greenwich, OH
  • Average visibility in May: 6mi

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

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Greenwich, Ohio, USA

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