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
In May, the meteorological conditions subtly change with the average high-temperature edging from a warm 73.9°F (23.3°C) in April to a still moderately hot 81°F (27.2°C). In Terrell, the expected average low-temperature for May is a refreshing 63.5°F (17.5°C).Heat index
The heat index value for May is evaluated at a tropical 86°F (30°C). If exposure and ongoing activity persist, they might induce a state of tiredness and heat cramps.Heat index guidelines indicate values are for light wind scenarios and shaded regions. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a value derived by merging air temperature with the humidity to convey how the climate feels. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
Humidity
The most humid month is May, with an average relative humidity of 77%.Rainfall
In May, the rain falls for 8.8 days. Throughout May, 1.06" (27mm) of precipitation is accumulated. In Terrell, during the entire year, the rain falls for 88.2 days and collects up to 8.43" (214mm) of precipitation.Snowfall
January, March through December are months without snowfall.Daylight
In May, the average length of the day is 13h and 52min.On the first day of May, sunrise is at 6:37 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 8:27 pm CDT.
Sunshine
The average sunshine in May is 8.8h.UV index
In Terrell, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 6 in May translates into the following instructions:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the most humid month in Terrell?
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 Terrell have in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
What is the UV index intensity in May?
Average temperature in May
Terrell, TX
- Average high temperature in May: 81°F
The warmest month (with the highest average high temperature) is August (95°F).
The month with the lowest average high temperature is January (54.1°F).
- Average low temperature in May: 63.5°F
The month with the highest average low temperature is July (74.7°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).
Average pressure in May
Terrell, TX
- Average pressure in May: 29.93"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Terrell, TX
- Average wind speed in May: 8.2mph
The windiest month (with the highest average wind speed) is March (9.3mph).
The calmest month (with the lowest average wind speed) is September (6.3mph).
Average humidity in May
Terrell, TX
- Average humidity in May: 77%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (61%).
Average rainfall in May
Terrell, TX
- Average rainfall in May: 1.06"
The wettest month (with the highest rainfall) is October (1.38").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in May
Terrell, TX
- Average rainfall days in May: 8.8 days
The month with the highest number of rainy days is September (9.5 days).
The month with the least rainy days is January (4.7 days).
Average snowfall in May
Terrell, TX
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.08").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in May
Terrell, TX
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1.1 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
Terrell, TX
- 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: 8h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in May
Terrell, TX
- Average sunshine days in May: 20 days
The month with the most sunshine days is January (23.8 days).
The month with the least sunshine days is September (17.1 days).
Average UV index in May
Terrell, TX
- Average UV index in May: 6
The months with the highest UV index are 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
Terrell, TX
- Average cloud cover in May: 36
The months with the most cloud cover are February and March (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in May
Terrell, 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).
Terrell, Texas, USA
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