May weather forecastMarfa, TX
May
Weather in May
May brings significant warmth to Marfa, with summer clearly on the horizon. The stark difference in temperature projections from April creates a distinct change in the city's climate. With up to 0.91" (23mm) of rainfall over eight days, this month records a higher precipitation level, further enhancing the city's captivating landscape. Longer daylight hours and sky-high pressure levels contribute to the city's vibrant environment. Overall, May serves as a transitional phase from the refreshing spring to the scorching summer.Temperature
In May, the average high-temperature marginally rises from a warm 75.2°F (24°C) in April to a still moderately hot 82°F (27.8°C). Despite the hot May days, Marfa's nights see an average temperature plunge to a refreshing 59°F (15°C).Humidity
In May, the average relative humidity is 32%.Rainfall
In Marfa, during May, the rain falls for 8.1 days and regularly aggregates up to 0.91" (23mm) of precipitation. Throughout the year, in Marfa, there are 91 rainfall days, and 12.4" (315mm) of precipitation is accumulated.Snowfall
In Marfa, snow does not fall in April through September.Daylight
In May, the average length of the day is 13h and 41min.On the first day of May, sunrise is at 7:11 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 8:53 pm CDT.
Sunshine
In May, the average sunshine is 10.5h.UV index
The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In May, the maximum UV index of 6 suggests this advice:
Shun overexposure. Protection from sun ravages is indispensable. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Marfa, TX
- Average high temperature in May: 82°F
The warmest month (with the highest average high temperature) is June (88.3°F).
The month with the lowest average high temperature is January (55.2°F).
- Average low temperature in May: 59°F
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (35.8°F).
Average pressure in May
Marfa, TX
- Average pressure in May: 29.84"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).
Average wind speed in May
Marfa, TX
- Average wind speed in May: 9.7mph
The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest months (with the lowest average wind speed) are August and September (7.3mph).
Average humidity in May
Marfa, TX
- Average humidity in May: 32%
The month with the highest relative humidity is September (58%).
The month with the lowest relative humidity is April (28%).
Average rainfall in May
Marfa, TX
- Average rainfall in May: 0.91"
The wettest month (with the highest rainfall) is September (2.64").
The driest month (with the least rainfall) is February (0.2").
Average rainfall days in May
Marfa, TX
- Average rainfall days in May: 8.1 days
The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is February (2.7 days).
Average snowfall in May
Marfa, TX
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in May
Marfa, TX
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (1.5 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Marfa, 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: 10h and 30min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 7h and 48min).
Average sunshine days in May
Marfa, TX
- Average sunshine days in May: 18.9 days
The months with the most sunshine days are January and December (26.5 days).
The month with the least sunshine days is July (12.5 days).
Average UV index in May
Marfa, TX
- Average UV index in May: 6
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in May
Marfa, TX
- Average cloud cover in May: 12
The month with the most cloud cover is September (Cloud cover 24).
The month with the least cloud cover is May (Cloud cover 12).
Average visibility in May
Marfa, 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).





