May weather forecast
Napoleon, IN

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Weather in May

May, the last month of the spring in Napoleon, is a pleasant month, with an average temperature ranging between min 55.2°F (12.9°C) and max 72.5°F (22.5°C).

Temperature

The shift into May is marked by a rise in the average high-temperature, moving from April's comfortable 63°F (17.2°C) to an agreeable 72.5°F (22.5°C). Napoleon's temperature drops to an average low of 55.2°F (12.9°C) during the nights of May.

Humidity

The average relative humidity in May in Napoleon is 81%.

Rainfall

In May, the rain falls for 20.3 days. Throughout May, 3.86" (98mm) of precipitation is accumulated. In Napoleon, during the entire year, the rain falls for 169.3 days and collects up to 36.18" (919mm) of precipitation.

Snowfall

May through September are months without snowfall in Napoleon.

Daylight

In Napoleon, the average length of the day in May is 14h and 20min.
On the first day of the month, sunrise is at 6:41 am and sunset at 8:34 pm. On the last day of May, in Napoleon, Indiana, sunrise is at 6:16 am and sunset at 9:01 pm EDT.

Sunshine

In May, the average sunshine is 8.8h.

UV index

In Napoleon, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In May, the UV index of 5 transforms into the following advice:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What are the temperatures in Napoleon in May?

In Napoleon, 72.5°F (22.5°C) is the average high-temperature and 55.2°F (12.9°C) is the average low-temperature during May.

What is the average humidity in May in Napoleon?

In May, the average relative humidity in Napoleon is 81%.

How much does it rain in Napoleon in May?

In Napoleon, Indiana, during May, the rain falls for 20.3 days and regularly aggregates up to 3.86" (98mm) of precipitation.

When it does not snow in Napoleon?

May through September are months without snowfall in Napoleon, Indiana.

Does it snow in Napoleon in May?

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

How many hours of daylight does Napoleon have in May?

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

When is the sunrise / sunset in May in Napoleon?

On the first day of May in Napoleon, sunrise is at 6:41 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 9:01 pm EDT.

How many hours of sunshine does Napoleon have in May?

The average sunshine duration in May in Napoleon is 8.8h.

What is the UV index intensity in May in Napoleon?

The average daily maximum UV index in May in Napoleon is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
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
Napoleon, IN

Average temperature in May - Napoleon, IN
  • Average high temperature in May: 72.5°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in May: 55.2°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

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Average pressure in May
Napoleon, IN

Average pressure in May - Napoleon, IN
  • Average pressure in May: 29.98"Hg

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

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Average wind speed in May
Napoleon, IN

Average wind speed in May - Napoleon, IN
  • Average wind speed in May: 7.1mph

The windiest months (with the highest average wind speed) are January and February (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in May
Napoleon, IN

Average humidity in May - Napoleon, IN
  • Average humidity in May: 81%

The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in May
Napoleon, IN

Average rainfall in May - Napoleon, IN
  • Average rainfall in May: 3.86"

The wettest month (with the highest rainfall) is April (4.09").
The driest month (with the least rainfall) is September (2.24").

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Average rainfall days in May
Napoleon, IN

Average rainfall days in May - Napoleon, IN
  • Average rainfall days in May: 20.3 days

The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is February (8.9 days).

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Average snowfall in May
Napoleon, IN

Average snowfall in May - Napoleon, IN
  • Average snowfall in May: 0"

The month with the highest snowfall is February (2.83").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Napoleon, IN

Average snowfall days in May - Napoleon, IN
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (8.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Napoleon, IN

Average daylight in May / Average sunshine in May - Napoleon, IN
  • 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 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in May
Napoleon, IN

Average sunshine days in May - Napoleon, IN
  • Average sunshine days in May: 8.8 days

The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (8.8 days).

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Average UV index in May
Napoleon, IN

Average UV index in May - Napoleon, IN
  • Average UV index in May: 5

The months with the highest UV index are June, 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
Napoleon, IN

Average cloud cover in May - Napoleon, IN
  • Average cloud cover in May: 42

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in May
Napoleon, IN

Average visibility in May - Napoleon, IN
  • Average visibility in May: 5mi

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

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Napoleon, Indiana, USA

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