May weather forecast
Woolstock, IA

Share

Weather in May

May, the last month of the spring in Woolstock, is a pleasant month, with an average temperature varying between 68.5°F (20.3°C) and 52.5°F (11.4°C).

Temperature

May's arrival coincides with a temperature rise, moving from April's refreshing 56.8°F (13.8°C) to a pleasant 68.5°F (20.3°C). Nighttime temperature dips to a mean of 52.5°F (11.4°C) during May.

Humidity

In May, the average relative humidity is 72%.

Rainfall

In Woolstock, during May, the rain falls for 16.8 days and regularly aggregates up to 3.5" (89mm) of precipitation. In Woolstock, during the entire year, the rain falls for 129.4 days and collects up to 25.04" (636mm) of precipitation.

Snowfall

Months with snowfall in Woolstock are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Woolstock aggregates 0.16" (4mm) of snow. Throughout the year, in Woolstock, Iowa, there are 44 snowfall days, and 17.44" (443mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 38min.
On the first day of the month, sunrise is at 6:08 am and sunset at 8:15 pm. On the last day of May, sunrise is at 5:40 am and sunset at 8:45 pm CDT.

Sunshine

In May, the average sunshine is 8.6h.

UV index

In Woolstock, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 5 in May converts into the following recommendations:
Guard yourself - Avoiding sunburn is suggested. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Remember to consider! The UV radiation from the Sun can be intensified nearly twice 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 usual temperature for Woolstock in May?

The average high-temperature and low-temperature during May are 68.5°F (20.3°C) and 52.5°F (11.4°C) respectively.

What is the average humidity in May?

In May, the average relative humidity is 72%.

How much does it rain in May?

In Woolstock, in May, during 16.8 rainfall days, 3.5" (89mm) of precipitation is typically accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Woolstock aggregates 0.16" (4mm) of snow.

How many hours of daylight does Woolstock have in May?

The average day length in May is 14h and 38min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:08 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:45 pm CDT.

How long on average sun shines in May?

In May, the average sunshine duration is 8.6h.

What is the UV index intensity in May?

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes 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
Woolstock, IA

Average temperature in May - Woolstock, IA
  • Average high temperature in May: 68.5°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in May: 52.5°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (11.5°F).

Average pressure in May
Woolstock, IA

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in May
Woolstock, IA

Average wind speed in May - Woolstock, IA
  • Average wind speed in May: 9.4mph

The windiest month (with the highest average wind speed) is April (11mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).

Average humidity in May
Woolstock, IA

Average humidity in May - Woolstock, IA
  • Average humidity in May: 72%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (69%).

Average rainfall in May
Woolstock, IA

Average rainfall in May - Woolstock, IA
  • Average rainfall in May: 3.5"

The wettest month (with the highest rainfall) is June (3.7").
The driest month (with the least rainfall) is January (0.94").

Average rainfall days in May
Woolstock, IA

Average rainfall days in May - Woolstock, IA
  • Average rainfall days in May: 16.8 days

The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in May
Woolstock, IA

Average snowfall in May - Woolstock, IA
  • Average snowfall in May: 0.16"

The month with the highest snowfall is February (4.76").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Woolstock, IA

Average snowfall days in May - Woolstock, IA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Woolstock, 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 4min

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 48min).

Average sunshine days in May
Woolstock, IA

Average sunshine days in May - Woolstock, IA
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is November (18.1 days).
The month with the least sunshine days is June (10.4 days).

Average UV index in May
Woolstock, IA

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

Average cloud cover in May
Woolstock, IA

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

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 31).

Average visibility in May
Woolstock, IA

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

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

Woolstock, Iowa, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location