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
Chatham's transition into May is marked by a minor temperature shift, moving from 76.1°F (24.5°C) in April to a still warm 84.6°F (29.2°C). Throughout May, Chatham registers a consistent average low-temperature of 63.3°F (17.4°C).Heat index
In May, the average heat index is estimated at a hot 93.2°F (34°C). Adopt special protective actions against heat exhaustion and heat cramps. Long-duration activity risks heatstroke.For clarity, heat index numbers account for light winds and areas under shade. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Humidity
In Chatham, the average relative humidity in May is 75%.Rainfall
In May, the rain falls for 14.8 days. Throughout May, 3.5" (89mm) of precipitation is accumulated. Throughout the year, there are 153.4 rainfall days, and 35.08" (891mm) of precipitation is accumulated.Snowfall
March through November are months without snowfall in Chatham.Daylight
In May, the average length of the day in Chatham is 13h and 50min.On the first day of the month, sunrise is at 6:22 am and sunset at 7:51 pm. On the last day of May, in Chatham, sunrise is at 6:03 am and sunset at 8:11 pm CDT.
Sunshine
In Chatham, the average sunshine in May is 9.4h.UV index
The months with the highest UV index in Chatham are May through August, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 7 in May interprets into the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
How hot is May in Chatham?
What is the average humidity in May in Chatham?
How much does it rain in Chatham in May?
When it does not snow in Chatham?
What is the average length of the day in May in Chatham?
When is the sunrise / sunset in May in Chatham?
How long on average sun shines in May in Chatham?
What is the month with the highest UV index in Chatham?
How high is the UV index in May in Chatham?
Average temperature in May
Chatham, LA
- Average high temperature in May: 84.6°F
The warmest month (with the highest average high temperature) is July (94.3°F).
The month with the lowest average high temperature is January (54.1°F).
- Average low temperature in May: 63.3°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (38.7°F).
Average pressure in May
Chatham, LA
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Chatham, LA
- Average wind speed in May: 5.9mph
The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).
Average humidity in May
Chatham, LA
- Average humidity in May: 75%
The months with the highest relative humidity are February and December (82%).
The months with the lowest relative humidity are August and October (71%).
Average rainfall in May
Chatham, LA
- Average rainfall in May: 3.5"
The wettest month (with the highest rainfall) is April (3.78").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in May
Chatham, LA
- Average rainfall days in May: 14.8 days
The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in May
Chatham, LA
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.16").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Chatham, LA
- Average snowfall days in May: 0 days
The months with the highest number of snowfall days are January and February (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Chatham, LA
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in May: 9h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in May
Chatham, LA
- Average sunshine days in May: 14.7 days
The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is July (12.9 days).
Average UV index in May
Chatham, LA
- Average UV index in May: 7
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in May
Chatham, LA
- Average cloud cover in May: 37
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in May
Chatham, LA
- Average visibility in May: 5mi
The months with the highest visibility are June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May and December (5mi).
Chatham, Louisiana, USA
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