May weather forecast
Lenox, IA

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Weather in May

The last month of the spring, May, is a pleasant month in Lenox, Iowa, with an average temperature fluctuating between 53.1°F (11.7°C) and 70.2°F (21.2°C).

Temperature

May brings a temperature change, with average high-temperatures moving from April's moderate 60.1°F (15.6°C) to an agreeable 70.2°F (21.2°C). During May, the average low-temperature is a fresh 53.1°F (11.7°C).

Humidity

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

Rainfall

In Lenox, in May, during 16.5 rainfall days, 3.19" (81mm) of precipitation is typically accumulated. In Lenox, during the entire year, the rain falls for 115.1 days and collects up to 19.21" (488mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In May, the average length of the day in Lenox is 14h and 29min.
On the first day of May, sunrise is at 6:15 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 8:43 pm CDT.

Sunshine

In Lenox, Iowa, the average sunshine in May is 8.5h.

UV index

In Lenox, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 5 during May translates into the following directions:
Undertake precautions - It is suggested to shield oneself from sunburn. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

The high-temperature during May is 70.2°F (21.2°C) and the low-temperature is 53.1°F (11.7°C).

What is the average humidity in May?

In May, the average relative humidity is 78%.

How much does it rain in May?

In May, in Lenox, the rain falls for 16.5 days. Throughout May, 3.19" (81mm) of precipitation is accumulated.

When it does not snow?

May through September are months without snowfall.

Does it snow in May?

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

What is the average length of the day in May?

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

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:15 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 8:43 pm CDT.

How many hours of sunshine does Lenox have in May?

In May, the average sunshine duration is 8.5h.

What is the UV index reading in May?

The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Lenox, IA

Average temperature in May - Lenox, IA
  • Average high temperature in May: 70.2°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (29.3°F).

  • Average low temperature in May: 53.1°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (16°F).

Average pressure in May
Lenox, IA

Average pressure in May - Lenox, IA
  • Average pressure in May: 29.93"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in May
Lenox, IA

Average wind speed in May - Lenox, IA
  • Average wind speed in May: 8.8mph

The windiest months (with the highest average wind speed) are March and April (10.5mph).
The calmest month (with the lowest average wind speed) is July (7mph).

Average humidity in May
Lenox, IA

Average humidity in May - Lenox, IA
  • Average humidity in May: 78%

The months with the highest relative humidity are January and June (81%).
The month with the lowest relative humidity is October (70%).

Average rainfall in May
Lenox, IA

Average rainfall in May - Lenox, IA
  • Average rainfall in May: 3.19"

The wettest month (with the highest rainfall) is June (3.74").
The driest month (with the least rainfall) is February (0.51").

Average rainfall days in May
Lenox, IA

Average rainfall days in May - Lenox, IA
  • Average rainfall days in May: 16.5 days

The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is February (3 days).

Average snowfall in May
Lenox, IA

Average snowfall in May - Lenox, IA
  • Average snowfall in May: 0"

The month with the highest snowfall is January (2.28").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Lenox, IA

Average snowfall days in May - Lenox, IA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Lenox, IA

Average daylight in May / Average sunshine in May - Lenox, IA
  • 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 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in May
Lenox, IA

Average sunshine days in May - Lenox, IA
  • Average sunshine days in May: 12 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is May (12 days).

Average UV index in May
Lenox, IA

Average UV index in May - Lenox, IA
  • 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 January (UV index 1).

Average cloud cover in May
Lenox, IA

Average cloud cover in May - Lenox, IA
  • Average cloud cover in May: 42

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are July and September (Cloud cover 29).

Average visibility in May
Lenox, IA

Average visibility in May - Lenox, IA
  • Average visibility in May: 6mi

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

Lenox, Iowa, USA

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