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 arrival signals an increase in average high-temperatures, moving from April's comfortable 65.7°F (18.7°C) to a warm 75.6°F (24.2°C). The average low-temperature of 56.1°F (13.4°C) is witnessed during May.Humidity
The most humid month is May, with an average relative humidity of 79%.Rainfall
May is the month with the most rainfall. Rain falls for 16.6 days and accumulates 3.7" (94mm) of precipitation.Snowfall
In Tiff, snow does not fall in April through October.Daylight
The average length of the day in May is 14h and 14min.On the first day of the month, sunrise is at 6:05 am and sunset at 7:53 pm. On the last day of May, sunrise is at 5:41 am and sunset at 8:19 pm CDT.
Sunshine
In Tiff, the average sunshine in May is 9.1h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the ordinary person.Note: In May, a regular UV index of 6 translates into these guidelines:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the most humid month?
What is the average humidity in May?
What is the rainiest month?
How many days does it rain in May?
When it does not snow?
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 are the months with the highest UV index?
How high is the UV index in May?
Average temperature in May
Tiff, MO
- Average high temperature in May: 75.6°F
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (39.6°F).
- Average low temperature in May: 56.1°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in May
Tiff, MO
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Tiff, MO
- Average wind speed in May: 7mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in May
Tiff, MO
- Average humidity in May: 79%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (73%).
Average rainfall in May
Tiff, MO
- Average rainfall in May: 3.7"
The wettest month (with the highest rainfall) is May (3.7").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in May
Tiff, MO
- Average rainfall days in May: 16.6 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is December (7.7 days).
Average snowfall in May
Tiff, MO
- Average snowfall in May: 0"
The month with the highest snowfall is February (2.72").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Tiff, MO
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Tiff, MO
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in May: 9h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 42min).
Average sunshine days in May
Tiff, MO
- Average sunshine days in May: 11.9 days
The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in May
Tiff, MO
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Tiff, MO
- Average cloud cover in May: 39
The months with the most cloud cover are January and February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in May
Tiff, MO
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).
Tiff, Missouri, USA
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