May weather forecast
Peru, IN

Weather in May

The last month of the spring, May, is an agreeable month in Peru, Indiana, with average temperature ranging between max 71.1°F (21.7°C) and min 54.5°F (12.5°C).

Temperature

In May, the average high-temperature rises, from a mild 59.5°F (15.3°C) in April, to an agreeable 71.1°F (21.7°C). The average low-temperature, in May, is 54.5°F (12.5°C).

Humidity

The average relative humidity in May is 78%.

Rainfall

The wettest months in Peru are April and May, with an average 3.58" (91mm) of rainfall.

Snowfall

May through September are months without snowfall in Peru.

Daylight

In May, the average length of the day in Peru, Indiana, is 14.5h.

Sunshine

In Peru, the average sunshine is 8.6h.

UV index

In Peru, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 5 in May transform into the following instructions:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in May in Peru?

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

What is the wettest month in Peru?

The wettest months in Peru are April and May, with an average 3.58" (91mm) of rainfall.

How much does it rain in Peru in May?

In May, in Peru, the rain falls for 19.4 days. Throughout May, 3.58" (91mm) of precipitation is accumulated.

When it does not snow in Peru?

May through September are months without snowfall in Peru.

Does it snow in Peru in May?

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

How many hours of daylight does Peru have in May?

The average length of the day in May is 14.5h.

How long on average sun shines in May in Peru?

The average sunshine in May is 8.6h.

How high is the UV index in May in Peru?

In May, the average daily maximum UV index in Peru is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to the UV radiation.

Average temperature in May
Peru, IN

Average temperature in May - Peru, IN
  • Average high temperature in May: 71.1°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in May: 54.5°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 (19.2°F).

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Average pressure in May
Peru, IN

Average pressure in May - Peru, IN
  • Average pressure in May: 29.97"

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

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Average wind speed in May
Peru, IN

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

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

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Average humidity in May
Peru, IN

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

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in May
Peru, IN

Average rainfall in May - Peru, IN
  • Average rainfall in May: 3.58"

The wettest months (with the highest rainfall) are April and May (3.58").
The driest month (with the least rainfall) is September (1.77").

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Average rainfall days in May
Peru, IN

Average rainfall days in May - Peru, IN
  • 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 January (7.7 days).

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Average snowfall in May
Peru, IN

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

The month with the highest snowfall is February (4.25").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Peru, IN

Average snowfall days in May - Peru, IN
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (13.3 days).
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
Peru, IN

Average daylight in May / Average sunshine in May - Peru, IN
  • Average daylight in May: 14.5h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in May: 8.6h

Months with the most sunshine are June and July (Average sunshine: 10.1h).
The month with the least sunshine is January (Average sunshine: 3.6h).

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Average sunshine days in May
Peru, IN

Average sunshine days in May - Peru, IN
  • Average sunshine days in May: 9.4 days

The month with the most sunshine days is November (15.8 days).
The month with the least sunshine days is May (9.4 days).

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Average UV index in May
Peru, IN

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

Months with the highest UV index are June 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
Peru, IN

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

The month with the most cloud cover is January (Cloud cover 63).
Months with the least cloud cover are June and July (Cloud cover 33).

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Average visibility in May
Peru, IN

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

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

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