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's onset brings a rise in the average high-temperature, moving from a fresh 53.1°F (11.7°C) in April to a refreshing 63.1°F (17.3°C). An average nighttime temperature of 45.1°F (7.3°C) is recorded during May.Humidity
The average relative humidity in May is 54%.Rainfall
In Tiber, in May, it is raining for 14.9 days, with typically 1.73" (44mm) of accumulated precipitation. In Tiber, during the entire year, the rain falls for 113.8 days and collects up to 11.89" (302mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. May is the last month it regularly snows. During 0.8 snowfall days, in May, Tiber aggregates 0.87" (22mm) of snow. In Tiber, during the entire year, snow falls for 65.1 days and aggregates up to 24.69" (627mm) of snow.Daylight
The average length of the day in May is 15h and 16min.On the first day of the month, sunrise is at 6:03 am and sunset at 8:39 pm. On the last day of May, sunrise is at 5:26 am and sunset at 9:17 pm MDT.
Sunshine
The average sunshine in May is 10.3h.UV index
In Tiber, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: In May, the average maximum UV index of 4 translates into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly 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 many days 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 many hours of sunshine does Tiber have in May?
What is the UV index reading in May?
Average temperature in May
Tiber, MT
- Average high temperature in May: 63.1°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is December (28.2°F).
- Average low temperature in May: 45.1°F
The month with the highest average low temperature is August (60.4°F).
The coldest month (with the lowest average low temperature) is February (16.3°F).
Average pressure in May
Tiber, MT
- Average pressure in May: 29.93"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in May
Tiber, MT
- Average wind speed in May: 9.9mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in May
Tiber, MT
- Average humidity in May: 54%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (39%).
Average rainfall in May
Tiber, MT
- Average rainfall in May: 1.73"
The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is December (0.59").
Average rainfall days in May
Tiber, MT
- Average rainfall days in May: 14.9 days
The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is January (5 days).
Average snowfall in May
Tiber, MT
- Average snowfall in May: 0.87"
The month with the highest snowfall is February (5").
The months with the least snowfall are June, July and August (0").
Average snowfall days in May
Tiber, MT
- Average snowfall days in May: 0.8 days
The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Tiber, MT
- Average daylight in May: 15h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in May: 10h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 5h and 18min).
Average sunshine days in May
Tiber, MT
- Average sunshine days in May: 13.5 days
The month with the most sunshine days is September (19.5 days).
The month with the least sunshine days is April (11.7 days).
Average UV index in May
Tiber, MT
- Average UV index in May: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in May
Tiber, MT
- Average cloud cover in May: 33
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 15).
Average visibility in May
Tiber, 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).
Tiber, Montana, USA
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