May weather forecast
New Haven, IN

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Weather in May

May introduces warmer weather to New Haven, Indiana, coupling the milder temperatures with the city's burgeoning greenery. The mercury column displays a minimum of 53.1°F (11.7°C) while leaping to a maximum of 70.3°F (21.3°C). Sprinkles of rain drizzle down intermittently, keeping the city's green spaces hydrated and rich. This month capitalizes on the joyfulness of spring, adding a dash of summer-like warmth to the air. May’s longer daylight hours invite opportunities for outdoor activities, from garden parties to afternoon strolls through the city.

Temperature

Observing a rise in May, the average high-temperature goes from April's mild 58.3°F (14.6°C) to a pleasant 70.3°F (21.3°C). New Haven records a mean low-temperature of 53.1°F (11.7°C) in May.

Humidity

In May, the average relative humidity is 77%.

Rainfall

In New Haven, in May, during 17.8 rainfall days, 2.91" (74mm) of precipitation is typically accumulated. Throughout the year, in New Haven, there are 151.9 rainfall days, and 23.39" (594mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, New Haven aggregates 0.04" (1mm) of snow. In New Haven, during the entire year, snow falls for 50 days and aggregates up to 12.68" (322mm) of snow.

Daylight

The average length of the day in May is 14h and 30min.
On the first day of May, sunrise is at 6:36 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 9:05 pm EDT.

Sunshine

The average sunshine in May is 8.4h.

UV index

In May, the average daily maximum UV index in New Haven is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: A maximum UV index of 5 in May translates into the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.

Frequently asked questions

What are May temperatures in New Haven?

An average high-temperature, in May, in New Haven, is 70.3°F (21.3°C) and the average low-temperature is 53.1°F (11.7°C).

What is the average humidity in May?

The average relative humidity in May is 77%.

How much does it rain in May?

In May, the rain falls for 17.8 days. Throughout May, 2.91" (74mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.1 snowfall days, in May, New Haven aggregates 0.04" (1mm) of snow.

What is the average length of the day in May?

The average day length in May is 14h and 30min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:36 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 9:05 pm EDT.

How many hours of sunshine does New Haven have in May?

In May, the average sunshine duration is 8.4h.

What is the UV index reading in May?

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
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
New Haven, IN

Average temperature in May - New Haven, IN
  • Average high temperature in May: 70.3°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in May: 53.1°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 (19.2°F).

Average pressure in May
New Haven, IN

Average pressure in May - New Haven, 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).

Average wind speed in May
New Haven, IN

Average wind speed in May - New Haven, 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).

Average humidity in May
New Haven, IN

Average humidity in May - New Haven, IN
  • Average humidity in May: 77%

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (75%).

Average rainfall in May
New Haven, IN

Average rainfall in May - New Haven, IN
  • Average rainfall in May: 2.91"

The wettest month (with the highest rainfall) is April (2.95").
The driest month (with the least rainfall) is February (1.38").

Average rainfall days in May
New Haven, IN

Average rainfall days in May - New Haven, IN
  • Average rainfall days in May: 17.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (6.8 days).

Average snowfall in May
New Haven, IN

Average snowfall in May - New Haven, IN
  • Average snowfall in May: 0.04"

The month with the highest snowfall is February (3.58").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
New Haven, IN

Average snowfall days in May - New Haven, IN
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
New Haven, IN

Average daylight in May / Average sunshine in May - New Haven, 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 2min

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 18min).

Average sunshine days in May
New Haven, IN

Average sunshine days in May - New Haven, IN
  • Average sunshine days in May: 10.8 days

The month with the most sunshine days is November (16.1 days).
The month with the least sunshine days is February (10.4 days).

Average UV index in May
New Haven, IN

Average UV index in May - New Haven, IN
  • Average UV index in May: 5

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

Average cloud cover in May
New Haven, IN

Average cloud cover in May - New Haven, IN
  • Average cloud cover in May: 43

The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 33).

Average visibility in May
New Haven, IN

Average visibility in May - New Haven, IN
  • Average visibility in May: 6mi

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

New Haven, Indiana, USA

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