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 from April to May introduces a subtle increase in the average high-temperature, moving from 73.9°F (23.3°C) to a still warm 81.9°F (27.7°C). During May, Fairfield's temperature falls to a steady low-temperature average of 61.2°F (16.2°C).Heat index
The average heat index in May is computed to be a hot 86°F (30°C). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.Data suggests that the heat index is set for environments in shade and with a light wind. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is the outcome of merging air's temperature and its humidity metrics. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
Humidity
In Fairfield, the average relative humidity in May is 73%.Rainfall
In Fairfield, in May, during 14.5 rainfall days, 3.07" (78mm) of precipitation is typically accumulated. Throughout the year, there are 172.1 rainfall days, and 39.69" (1008mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In May, the average length of the day is 13h and 55min.On the first day of May in Fairfield, Alabama, sunrise is at 5:58 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 7:52 pm CDT.
Sunshine
In May, the average sunshine is 10.1h.UV index
The months with the highest UV index are April through September, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index, 6 during May, leads to the following recommendations:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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?
How many days does it rain in May?
When it does not snow?
How many hours of daylight does Fairfield have in May?
When are sunrise and 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
Fairfield, AL
- Average high temperature in May: 81.9°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (51.3°F).
- Average low temperature in May: 61.2°F
The month with the highest average low temperature is August (71.6°F).
The coldest month (with the lowest average low temperature) is January (36°F).
Average pressure in May
Fairfield, AL
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).
Average wind speed in May
Fairfield, AL
- Average wind speed in May: 5.7mph
The windiest months (with the highest average wind speed) are February and March (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in May
Fairfield, AL
- Average humidity in May: 73%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (70%).
Average rainfall in May
Fairfield, AL
- Average rainfall in May: 3.07"
The wettest month (with the highest rainfall) is December (4.13").
The driest month (with the least rainfall) is October (2.24").
Average rainfall days in May
Fairfield, AL
- Average rainfall days in May: 14.5 days
The month with the highest number of rainy days is July (21 days).
The month with the least rainy days is November (8.6 days).
Average snowfall in May
Fairfield, AL
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Fairfield, AL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1.3 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
Fairfield, AL
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in May: 10h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in May
Fairfield, AL
- Average sunshine days in May: 14.3 days
The month with the most sunshine days is October (19.7 days).
The month with the least sunshine days is July (8.3 days).
Average UV index in May
Fairfield, AL
- Average UV index in May: 6
The months with the highest UV index are April, May, June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in May
Fairfield, AL
- Average cloud cover in May: 33
The months with the most cloud cover are February and December (Cloud cover 48).
The months with the least cloud cover are June, September and October (Cloud cover 30).
Average visibility in May
Fairfield, AL
- 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).
Fairfield, Alabama, USA
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