May weather forecast
Neptune, OH

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Weather in May

May, the last month of the spring in Neptune, is an agreeable month, with temperature in the range of an average low of 54.1°F (12.3°C) and an average high of 70.7°F (21.5°C).

Temperature

May's arrival signals an increase in average high-temperatures, moving from April's moderate 59.5°F (15.3°C) to an agreeable 70.7°F (21.5°C). Neptune's nighttime temperature in May drops to an average of 54.1°F (12.3°C).

Humidity

In May, the average relative humidity is 78%.

Rainfall

The month with the most rainfall in Neptune is May, when the rain falls for 16.7 days and typically aggregates up to 2.4" (61mm) of precipitation.

Snowfall

May through September are months without snowfall in Neptune.

Daylight

In Neptune, the average length of the day in May is 14h and 28min.
On the first day of May, sunrise is at 6:35 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 9:02 pm EDT.

Sunshine

The average sunshine in May is 8.6h.

UV index

In May, the average daily maximum UV index in Neptune is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In May, an average UV index of 5 transforms into the following instructions:
Guard yourself - Precautionary measures against sun damage are advocated. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

What are the temperatures in Neptune in May?

During May, Neptune experiences an average high-temperature of 70.7°F (21.5°C) and a low-temperature of 54.1°F (12.3°C).

What is the average humidity in May in Neptune?

In Neptune, the average relative humidity in May is 78%.

What is the rainiest month in Neptune?

The month with the most rainfall in Neptune is May, when the rain falls for 16.7 days and typically aggregates up to 2.4" (61mm) of precipitation.

How much does it rain in Neptune in May?

In Neptune, in May, it is raining for 16.7 days, with typically 2.4" (61mm) of accumulated precipitation.

When it does not snow in Neptune?

In Neptune, snow does not fall in May through September.

Does it snow in Neptune in May?

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

How many hours of daylight does Neptune have in May?

In May, the average day length in Neptune, Ohio, is 14h and 28min.

What time are sunrise and sunset in May in Neptune?

On the first day of May in Neptune, Ohio, sunrise is at 6:35 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 9:02 pm EDT.

How many hours of sunshine does Neptune have in May?

In May, the average sunshine duration in Neptune is 8.6h.

How high is the UV index in May in Neptune?

In Neptune, Ohio, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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
Neptune, OH

Average temperature in May - Neptune, OH
  • Average high temperature in May: 70.7°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in May: 54.1°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).

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Average pressure in May
Neptune, OH

Average pressure in May - Neptune, OH
  • Average pressure in May: 29.97"Hg

The months with the highest atmospheric pressure are January and 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
Neptune, OH

Average wind speed in May - Neptune, OH
  • Average wind speed in May: 8.3mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in May
Neptune, OH

Average humidity in May - Neptune, OH
  • Average humidity in May: 78%

The months with the highest relative humidity are January, February and December (83%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in May
Neptune, OH

Average rainfall in May - Neptune, OH
  • Average rainfall in May: 2.4"

The wettest month (with the highest rainfall) is May (2.4").
The driest month (with the least rainfall) is February (1.02").

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Average rainfall days in May
Neptune, OH

Average rainfall days in May - Neptune, OH
  • Average rainfall days in May: 16.7 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (5.8 days).

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Average snowfall in May
Neptune, OH

Average snowfall in May - Neptune, OH
  • Average snowfall in May: 0"

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

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Average snowfall days in May
Neptune, OH

Average snowfall days in May - Neptune, OH
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (10.3 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
Neptune, OH

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in May: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in May
Neptune, OH

Average sunshine days in May - Neptune, OH
  • Average sunshine days in May: 11.6 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (11.2 days).

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Average UV index in May
Neptune, OH

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

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

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Average cloud cover in May
Neptune, OH

Average cloud cover in May - Neptune, OH
  • Average cloud cover in May: 42

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in May
Neptune, OH

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

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

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Neptune, Ohio, USA

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