May weather forecast
Roann, IN

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Weather in May

The last month of the spring, May, is an agreeable month in Roann, Indiana, with an average temperature fluctuating between 54.1°F (12.3°C) and 70.7°F (21.5°C).

Temperature

In Roann, the onset of May comes with an increased average high-temperature, moving from April's mild 58.6°F (14.8°C) to an agreeable 70.7°F (21.5°C). Throughout May nights, Roann experiences a consistent temperature average of 54.1°F (12.3°C).

Humidity

The average relative humidity in May in Roann is 78%.

Rainfall

May is the month with the most rainfall in Roann. Rain falls for 18.5 days and accumulates 3.11" (79mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Roann. May is the last month it regularly snows. During 0.2 snowfall days, in May, Roann aggregates 0.04" (1mm) of snow. In Roann, Indiana, during the entire year, snow falls for 47.4 days and aggregates up to 10.39" (264mm) of snow.

Daylight

In May, the average length of the day in Roann is 14h and 29min.
On the first day of May, sunrise is at 6:40 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 9:08 pm EDT.

Sunshine

The average sunshine in May is 8.5h.

UV index

The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 5 in May interprets into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. When the Sun is at its strongest around midday, find shade and limit exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Frequently asked questions

What is the usual temperature for Roann in May?

During May, Roann 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 Roann?

The average relative humidity in May is 78%.

What is the wettest month in Roann?

The month with the most rainfall in Roann, Indiana, is May, when the rain falls for 18.5 days and typically aggregates up to 3.11" (79mm) of precipitation.

How many days does it rain in May in Roann?

In May, the rain falls for 18.5 days. Throughout May, 3.11" (79mm) of precipitation is accumulated.

What is the last month it snows in Roann?

May is the last month it regularly snows in Roann, Indiana. During 0.2 snowfall days, in May, Roann aggregates 0.04" (1mm) of snow.

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

The average day length in May in Roann, Indiana, is 14h and 29min.

When is the sunrise / sunset in May in Roann?

On the first day of May in Roann, Indiana, sunrise is at 6:40 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 9:08 pm EDT.

How many hours of sunshine does Roann have in May?

In Roann, the average sunshine duration in May is 8.5h.

How high is the UV index in May in Roann?

In May, the average daily maximum UV index in Roann, Indiana, is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe 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
Roann, IN

Average temperature in May - Roann, IN
  • Average high temperature in May: 70.7°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in May: 54.1°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in May
Roann, IN

Average pressure in May - Roann, IN
  • Average pressure in May: 29.97"Hg

The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in May
Roann, IN

Average wind speed in May - Roann, IN
  • Average wind speed in May: 8.4mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

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Average humidity in May
Roann, IN

Average humidity in May - Roann, IN
  • Average humidity in May: 78%

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

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Average rainfall in May
Roann, IN

Average rainfall in May - Roann, IN
  • Average rainfall in May: 3.11"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is February (1.22").

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Average rainfall days in May
Roann, IN

Average rainfall days in May - Roann, IN
  • Average rainfall days in May: 18.5 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (7 days).

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Average snowfall in May
Roann, IN

Average snowfall in May - Roann, IN
  • Average snowfall in May: 0.04"

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

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Average snowfall days in May
Roann, IN

Average snowfall days in May - Roann, IN
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (13.6 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
Roann, IN

Average daylight in May / Average sunshine in May - Roann, IN
  • 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in May
Roann, IN

Average sunshine days in May - Roann, IN
  • Average sunshine days in May: 9.6 days

The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is May (9.6 days).

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Average UV index in May
Roann, IN

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

The months with the highest UV index are June and 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
Roann, IN

Average cloud cover in May - Roann, IN
  • 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 July (Cloud cover 33).

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Average visibility in May
Roann, IN

Average visibility in May - Roann, IN
  • Average visibility in May: 6mi

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

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Roann, Indiana, USA

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