Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
An escalation in the average high-temperature is seen with the onset of May, moving from a moderate 60.1°F (15.6°C) in April to an agreeable 70.2°F (21.2°C). Holt's nights in May cool down to an average low-temperature of 53.1°F (11.7°C).Humidity
In May, the average relative humidity is 78%.Rainfall
In Holt, in May, it is raining for 16.5 days, with typically 3.19" (81mm) of accumulated precipitation. In Holt, Iowa, during the entire year, the rain falls for 115.1 days and collects up to 19.21" (488mm) of precipitation.Snowfall
In Holt, snow does not fall in May through September.Daylight
In May, the average length of the day 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 5:49 am and sunset at 8:44 pm CDT.
Sunshine
The average sunshine in May is 8.5h.UV index
In Holt, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index of 5 during May translates into these guidelines:
Take precautions - Protection against sunburn is recommended. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
How much does it rain in May?
When it does not snow?
Does it snow in May?
What is the average length of the day in May in Holt?
What time are sunrise and sunset in May?
How many hours of sunshine does Holt have in May?
What is the UV index reading in May?
Average temperature in May
Holt, 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
Holt, 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
Holt, 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
Holt, 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
Holt, 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
Holt, 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
Holt, 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
Holt, 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
Holt, 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
Holt, 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
Holt, 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
Holt, 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
Holt, 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).
Holt, Iowa, USA
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