May weather forecastGuy, TX
May
Weather in May
May, the last month of the spring in Guy, is also a moderately hot month, with an average temperature fluctuating between 68.7°F (20.4°C) and 85.1°F (29.5°C).Temperature
Guy's weather in May shows a minor rise in the average high-temperature, moving slightly up from April's moderately hot 78.3°F (25.7°C) to a still warm 85.1°F (29.5°C). May brings with it a nighttime average temperature of 68.7°F (20.4°C).Heat index
For most parts of May, the heat index is appraised at a very hot 96.8°F (36°C). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.The metrics for the heat index are tailored for both shady environments and light winds. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'feels like', binds temperature metrics with humidity values to give a sense of the actual warmth. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. When relative humidity increases, the body's capacity to evaporate heat decreases, leading to a heightened sense of warmth. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.
Humidity
In May, the average relative humidity is 78%.Rainfall
The month with the most rainfall is May, when the rain falls for 9.2 days and typically aggregates up to 1.22" (31mm) of precipitation.Snowfall
In Guy, snow does not fall in March through November.Daylight
In May, the average length of the day is 13h and 38min.On the first day of May, sunrise is at 6:40 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:17 pm CDT.
Sunshine
In Guy, the average sunshine in May is 9.1h.UV index
May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.Note: A daily high UV index of 7 in May leads to these guidelines:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Guy, TX
- Average high temperature in May: 85.1°F
The warmest month (with the highest average high temperature) is August (93.2°F).
The month with the lowest average high temperature is January (61.3°F).
- Average low temperature in May: 68.7°F
The month with the highest average low temperature is August (76.3°F).
The coldest month (with the lowest average low temperature) is January (45.9°F).
Average pressure in May
Guy, TX
- Average pressure in May: 29.94"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Guy, TX
- Average wind speed in May: 8.1mph
The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is September (5.8mph).
Average humidity in May
Guy, TX
- Average humidity in May: 78%
The months with the highest relative humidity are February and March (79%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Guy, TX
- Average rainfall in May: 1.22"
The wettest month (with the highest rainfall) is May (1.22").
The driest month (with the least rainfall) is February (0.35").
Average rainfall days in May
Guy, TX
- Average rainfall days in May: 9.2 days
The month with the highest number of rainy days is September (13.5 days).
The month with the least rainy days is February (5.7 days).
Average snowfall days in May
Guy, TX
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
Guy, TX
- Average daylight in May: 13h and 36min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in May: 9h and 6min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).
Average sunshine days in May
Guy, TX
- Average sunshine days in May: 19.4 days
The month with the most sunshine days is January (22.8 days).
The month with the least sunshine days is September (14.1 days).
Average UV index in May
Guy, TX
- Average UV index in May: 7
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in May
Guy, TX
- Average cloud cover in May: 40
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in May
Guy, TX
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).





