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
The shift into May is accompanied by a temperature increase, with the average high-temperature rising from a chilly 46.2°F (7.9°C) in April to a mild 57.9°F (14.4°C). Despite drastic daytime highs, Toston logs an average low-temperature reading of 35.8°F (2.1°C) throughout May.Humidity
The average relative humidity in May in Toston is 65%.Rainfall
The month with the most rainfall in Toston is May, when the rain falls for 15.1 days and typically aggregates up to 2.05" (52mm) of precipitation.Snowfall
January through June, September through December are months with snowfall. In May, it is snowing for 6.2 days. Throughout May, 4.37" (111mm) of snow is accumulated. Throughout the year, in Toston, there are 97.8 snowfall days, and 52.68" (1338mm) of snow is accumulated.Daylight
In May, the average length of the day is 15h and 0min.On the first day of the month, sunrise is at 6:10 am and sunset at 8:34 pm. On the last day of May, sunrise is at 5:37 am and sunset at 9:09 pm MDT.
Sunshine
In Toston, the average sunshine in May is 10.5h.UV index
The average daily maximum UV index in May in Toston, Montana, is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index of 4 during May translates into these guidelines:
Take precautions - Protection against skin and eye damage is obliged. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Toston in May?
What is the average humidity in May in Toston?
What is the rainiest month in Toston?
How much does it rain in Toston in May?
How many days does it snow in May in Toston?
How many hours of daylight does Toston have in May?
When is the sunrise / sunset in May in Toston?
How long on average sun shines in May in Toston?
How high is the UV index in May in Toston?
Average temperature in May
Toston, MT
- Average high temperature in May: 57.9°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is December (25.3°F).
- Average low temperature in May: 35.8°F
The month with the highest average low temperature is July (48.7°F).
The coldest month (with the lowest average low temperature) is December (10.9°F).
Average pressure in May
Toston, MT
- Average pressure in May: 29.94"Hg
The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in May
Toston, MT
- Average wind speed in May: 5.4mph
The windiest month (with the highest average wind speed) is April (5.9mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in May
Toston, MT
- Average humidity in May: 65%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (48%).
Average rainfall in May
Toston, MT
- Average rainfall in May: 2.05"
The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in May
Toston, MT
- Average rainfall days in May: 15.1 days
The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is November (3.8 days).
Average snowfall in May
Toston, MT
- Average snowfall in May: 4.37"
The month with the highest snowfall is February (9.61").
The months with the least snowfall are July and August (0").
Average snowfall days in May
Toston, MT
- Average snowfall days in May: 6.2 days
The month with the highest number of snowfall days is February (16.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in May /
Average sunshine in May
Toston, MT
- Average daylight in May: 15h and 0min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in May: 10h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).
Average sunshine days in May
Toston, MT
- Average sunshine days in May: 11.1 days
The month with the most sunshine days is September (18.4 days).
The month with the least sunshine days is April (10.6 days).
Average UV index in May
Toston, MT
- Average UV index in May: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in May
Toston, MT
- Average cloud cover in May: 32
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in May
Toston, MT
- Average visibility in May: 6mi
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).
Toston, Montana, USA
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