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
Altona's May weather brings a rise in high-temperatures, moving from a mild 58.3°F (14.6°C) in April to a pleasant 69.4°F (20.8°C). Throughout May, an average nighttime temperature of 51.4°F (10.8°C) is experienced.Humidity
In May, the average relative humidity is 70%.Rainfall
The wettest months are May and June, with an average 2.91" (74mm) of rainfall.Snowfall
January through May, October through December are months with snowfall in Altona. May is the last month it regularly snows. During 0.2 snowfall days, in May, Altona aggregates 0.2" (5mm) of snow. In Altona, during the entire year, snow falls for 36.1 days and aggregates up to 14.09" (358mm) of snow.Daylight
The average length of the day in May in Altona is 14h and 35min.On the first day of May, sunrise is at 6:22 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:57 pm CDT.
Sunshine
In May, the average sunshine is 8.8h.UV index
The average daily maximum UV index in May in Altona is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: An average UV index of 5 in May transforms into this advice:
Ensure safety - Recommendations to avert sunburn are presented. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Altona?
What is the average humidity in May in Altona?
What is the rainiest month in Altona?
How much does it rain in Altona in May?
What is the last month it snows in Altona?
What is the average length of the day in May in Altona?
What time are sunrise and sunset in May in Altona?
How many hours of sunshine does Altona have in May?
What is the UV index intensity in May in Altona?
Average temperature in May
Altona, NE
- Average high temperature in May: 69.4°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in May: 51.4°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).
Average pressure in May
Altona, NE
- Average pressure in May: 29.92"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in May
Altona, NE
- Average wind speed in May: 9.8mph
The windiest month (with the highest average wind speed) is April (11.4mph).
The calmest month (with the lowest average wind speed) is July (7.9mph).
Average humidity in May
Altona, NE
- Average humidity in May: 70%
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (65%).
Average rainfall in May
Altona, NE
- Average rainfall in May: 2.91"
The wettest months (with the highest rainfall) are May and June (2.91").
The driest months (with the least rainfall) are January and February (0.67").
Average rainfall days in May
Altona, NE
- Average rainfall days in May: 16.9 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (2.8 days).
Average snowfall in May
Altona, NE
- Average snowfall in May: 0.2"
The month with the highest snowfall is February (3.11").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Altona, NE
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Altona, NE
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in May
Altona, NE
- Average sunshine days in May: 11.8 days
The month with the most sunshine days is November (22.2 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in May
Altona, NE
- 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 December (UV index 1).
Average cloud cover in May
Altona, NE
- Average cloud cover in May: 40
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in May
Altona, NE
- 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).
Altona, Nebraska, USA
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