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
May brings a rise in the average high-temperature, transitioning from April's cool 53.8°F (12.1°C) to an enjoyable 65.3°F (18.5°C). In May, the average low-temperature records at a chilly 47.1°F (8.4°C) during the nights.Humidity
In Wibaux, the average relative humidity in May is 56%.Rainfall
The month with the most rainfall is May, when the rain falls for 11.3 days and typically aggregates up to 1.73" (44mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.6 snowfall days, in May, Wibaux aggregates 0.2" (5mm) of snow. Throughout the year, there are 45.2 snowfall days, and 10.55" (268mm) of snow is accumulated.Daylight
The average length of the day in May is 15h and 5min.On the first day of May, sunrise is at 5:39 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 5:05 am and sunset at 8:43 pm MDT.
Sunshine
In May, the average sunshine in Wibaux is 10h.UV index
In Wibaux, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high UV index of 5 in May translates into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the average humidity in May?
What is the wettest month?
How much does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
What is the UV index reading in May?
Average temperature in May
Wibaux, MT
- Average high temperature in May: 65.3°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (25.9°F).
- Average low temperature in May: 47.1°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).
Average pressure in May
Wibaux, MT
- Average pressure in May: 29.91"Hg
The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).
Average wind speed in May
Wibaux, MT
- Average wind speed in May: 10.5mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).
Average humidity in May
Wibaux, MT
- Average humidity in May: 56%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (43%).
Average rainfall in May
Wibaux, MT
- Average rainfall in May: 1.73"
The wettest month (with the highest rainfall) is May (1.73").
The driest months (with the least rainfall) are January, March and November (0.35").
Average rainfall days in May
Wibaux, MT
- Average rainfall days in May: 11.3 days
The month with the highest number of rainy days is June (12.1 days).
The month with the least rainy days is February (3.1 days).
Average snowfall in May
Wibaux, MT
- Average snowfall in May: 0.2"
The month with the highest snowfall is February (2.68").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Wibaux, MT
- Average snowfall days in May: 0.6 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Wibaux, MT
- Average daylight in May: 15h and 1min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in May: 10h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in May
Wibaux, MT
- Average sunshine days in May: 16.8 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (14.9 days).
Average UV index in May
Wibaux, MT
- Average UV index in May: 5
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in May
Wibaux, MT
- Average cloud cover in May: 34
The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 17).
Average visibility in May
Wibaux, MT
- 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).
Wibaux, Montana, USA
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