May weather forecast
Maynard, IA

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Weather in May

The last month of the spring, May, is a refreshing month in Maynard, Iowa, with an average temperature varying between 50.4°F (10.2°C) and 66.7°F (19.3°C).

Temperature

As Maynard transitions into May, the average high-temperature shows a change, moving from a cool 54.7°F (12.6°C) in April to a comfortable 66.7°F (19.3°C). In Maynard, May nights witness a steady temperature drop to a cool 50.4°F (10.2°C).

Humidity

The average relative humidity in May is 79%.

Rainfall

In Maynard, during May, the rain falls for 18.9 days and regularly aggregates up to 3.94" (100mm) of precipitation. In Maynard, during the entire year, the rain falls for 140.2 days and collects up to 28.7" (729mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.2 snowfall days, in May, Maynard aggregates 0.12" (3mm) of snow. Throughout the year, there are 47.1 snowfall days, and 19.96" (507mm) of snow is accumulated.

Daylight

In Maynard, the average length of the day in May is 14h and 40min.
On the first day of May, sunrise is at 6:00 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 5:31 am and sunset at 8:38 pm CDT.

Sunshine

In Maynard, the average sunshine in May is 8.4h.

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 radiation for ordinary individuals.
Note: In May, a daily maximum UV index of 5 leads to the following instructions:
Take precautions - Protection against skin and eye damage is obliged. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

An average high-temperature, in May, in Maynard, is 66.7°F (19.3°C) and the average low-temperature is 50.4°F (10.2°C).

What is the average humidity in May?

In Maynard, the average relative humidity in May is 79%.

How much does it rain in May?

In May, in Maynard, the rain falls for 18.9 days. Throughout May, 3.94" (100mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.2 snowfall days, in May, Maynard aggregates 0.12" (3mm) of snow.

How many hours of daylight does Maynard have in May?

The average day length in May is 14h and 40min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:00 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 5:31 am and sunset at 8:38 pm CDT.

How many hours of sunshine does Maynard have in May?

The average sunshine duration in May is 8.4h.

What is the UV index reading in May?

In Maynard, 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 unprotected exposure to 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
Maynard, IA

Average temperature in May - Maynard, IA
  • Average high temperature in May: 66.7°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (23.7°F).

  • Average low temperature in May: 50.4°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (10.9°F).

Average pressure in May
Maynard, IA

Average pressure in May - Maynard, IA
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in May
Maynard, IA

Average wind speed in May - Maynard, IA
  • Average wind speed in May: 9.3mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

Average humidity in May
Maynard, IA

Average humidity in May - Maynard, IA
  • Average humidity in May: 79%

The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is October (74%).

Average rainfall in May
Maynard, IA

Average rainfall in May - Maynard, IA
  • Average rainfall in May: 3.94"

The wettest month (with the highest rainfall) is June (4.45").
The driest month (with the least rainfall) is January (1.06").

Average rainfall days in May
Maynard, IA

Average rainfall days in May - Maynard, IA
  • Average rainfall days in May: 18.9 days

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in May
Maynard, IA

Average snowfall in May - Maynard, IA
  • Average snowfall in May: 0.12"

The month with the highest snowfall is February (5.59").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Maynard, IA

Average snowfall days in May - Maynard, IA
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Maynard, IA
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in May: 8h and 2min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in May
Maynard, IA

Average sunshine days in May - Maynard, IA
  • Average sunshine days in May: 10.8 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (8.9 days).

Average UV index in May
Maynard, IA

Average UV index in May - Maynard, IA
  • Average UV index in May: 5

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).

Average cloud cover in May
Maynard, IA

Average cloud cover in May - Maynard, IA
  • Average cloud cover in May: 43

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in May
Maynard, IA

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

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

Maynard, Iowa, USA

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