May weather forecastGreenhead, FL
May
Weather in May
The last month of the spring, May, is also a moderately hot month in Greenhead, Florida, with an average temperature fluctuating between 84.2°F (29°C) and 66°F (18.9°C).Temperature
Observing a slight rise in May, the average high-temperature shifts from April's 77.5°F (25.3°C) to a still moderately hot 84.2°F (29°C). Greenhead cools down to an average low-temperature of 66°F (18.9°C) throughout the month of May.Heat index
May's average heat index is computed to be a tropical 91.4°F (33°C). Greater preventive actions are needed, heat exhaustion and heat cramps are likely. Persistent activity could provoke heatstroke.When referencing the heat index, its values are suitable for shady environments and light breezes. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', evaluates the perceived heat by adding the effect of moisture in the air. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. 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 extremely vital to babies and toddlers. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
Humidity
With an average relative humidity of 71%, May is the least humid month.Rainfall
In Greenhead, during May, the rain falls for 14.5 days and regularly aggregates up to 2.91" (74mm) of precipitation. In Greenhead, during the entire year, the rain falls for 185.4 days and collects up to 39.13" (994mm) of precipitation.Snowfall
In Greenhead, snow does not fall in February through December.Daylight
In Greenhead, the average length of the day in May is 13h and 43min.On the first day of May in Greenhead, sunrise is at 5:58 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 7:40 pm CDT.
Sunshine
The months with the most sunshine are May and July, with an average of 10.9h of sunshine.UV index
May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.Note: In May, a daily UV index of 7 turns into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Greenhead, FL
- Average high temperature in May: 84.2°F
The warmest month (with the highest average high temperature) is August (90.1°F).
The month with the lowest average high temperature is January (59.5°F).
- Average low temperature in May: 66°F
The month with the highest average low temperature is August (75°F).
The coldest month (with the lowest average low temperature) is January (43.3°F).
Average pressure in May
Greenhead, FL
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).
Average wind speed in May
Greenhead, FL
- Average wind speed in May: 5.9mph
The windiest month (with the highest average wind speed) is March (7mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in May
Greenhead, FL
- Average humidity in May: 71%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is May (71%).
Average rainfall in May
Greenhead, FL
- Average rainfall in May: 2.91"
The wettest month (with the highest rainfall) is August (5.94").
The driest month (with the least rainfall) is November (1.85").
Average rainfall days in May
Greenhead, FL
- Average rainfall days in May: 14.5 days
The month with the highest number of rainy days is August (25.6 days).
The month with the least rainy days is November (8.9 days).
Average snowfall in May
Greenhead, FL
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in May
Greenhead, FL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
Greenhead, FL
- Average daylight in May: 13h and 42min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in May: 10h and 54min
The months with the most sunshine are May and July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).
Average sunshine days in May
Greenhead, FL
- Average sunshine days in May: 14.3 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is August (3.9 days).
Average UV index in May
Greenhead, FL
- 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
Greenhead, FL
- Average cloud cover in May: 26
The month with the most cloud cover is December (Cloud cover 43).
The months with the least cloud cover are May and October (Cloud cover 26).
Average visibility in May
Greenhead, FL
- 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).





