May weather forecastBluffton, TX
May
Weather in May
The last month of the spring, May, is also a moderately hot month in Bluffton, Texas, with an average temperature varying between 64.4°F (18°C) and 83.1°F (28.4°C).Temperature
Bluffton's May weather indicates a minor increase in high-temperatures, edging from April's moderately hot 77.2°F (25.1°C) to a still warm 83.1°F (28.4°C). In Bluffton, an average nighttime temperature of 64.4°F (18°C) is expected during May.Heat index
For most parts of May, the heat index is evaluated at a tropical 89.6°F (32°C). Prolonged exposure and physical activity might induce exhaustion, potentially causing heat cramps.In the scope of the heat index, its values resonate with shade and light wind conditions. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a single figure representing how weather conditions feel when combining temperature and humidity. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.
Humidity
May is the most humid month, with an average relative humidity of 72%.Rainfall
The month with the most rainfall in Bluffton is May, when the rain falls for 15.1 days and typically aggregates up to 3.98" (101mm) of precipitation.Snowfall
March through November are months without snowfall in Bluffton.Daylight
In Bluffton, the average length of the day in May is 13h and 44min.On the first day of the month, sunrise is at 6:48 am and sunset at 8:12 pm. On the last day of May, sunrise is at 6:31 am and sunset at 8:32 pm CDT.
Sunshine
In May, the average sunshine is 8.6h.UV index
In Bluffton, Texas, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.Note: A daily maximum UV index of 6 in May translates into the following instructions:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Bluffton, TX
- Average high temperature in May: 83.1°F
The warmest month (with the highest average high temperature) is August (95°F).
The months with the lowest average high temperature are January and December (59°F).
- Average low temperature in May: 64.4°F
The month with the highest average low temperature is August (74.5°F).
The coldest month (with the lowest average low temperature) is January (40.8°F).
Average pressure in May
Bluffton, TX
- Average pressure in May: 29.91"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in May
Bluffton, TX
- Average wind speed in May: 9.8mph
The windiest months (with the highest average wind speed) are March and April (10.3mph).
The calmest month (with the lowest average wind speed) is September (7mph).
Average humidity in May
Bluffton, TX
- Average humidity in May: 72%
The month with the highest relative humidity is May (72%).
The month with the lowest relative humidity is August (56%).
Average rainfall in May
Bluffton, TX
- Average rainfall in May: 3.98"
The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is November (0.98").
Average rainfall days in May
Bluffton, TX
- 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 January (6.9 days).
Average snowfall in May
Bluffton, TX
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Bluffton, TX
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Bluffton, TX
- 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: 8h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in May
Bluffton, TX
- Average sunshine days in May: 13.4 days
The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is May (13.4 days).
Average UV index in May
Bluffton, TX
- Average UV index in May: 6
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in May
Bluffton, TX
- Average cloud cover in May: 41
The month with the most cloud cover is May (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in May
Bluffton, TX
- 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).





