Río Blanco climate

Río Blanco Weather in May

NASA POWER reanalysis for the half-degree grid cell around Río Blanco, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 36°C on May 1 to 32°C on May 31, and lows from 24°C to 23°C. Normal precipitation for the month is 120 mm over about 16 wet days.

May day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at Río Blanco, in °C, with the record for each date.202530354045151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

May at a glance

Average high
34°C
Average low
24°C
Precipitation
120 mm
Reanalysis high
41°CMay 11, 1998
Reanalysis low
20°CMay 1, 1992
Daylight
12 h 36 min to 12 h 50 min
Cloud cover
75%
Humidity
69%
Dew point
21°C
Wind
10.4 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
May 136°C24°C39°C 200520°C 199225%
May 236°C24°C39°C 201321°C 199226%
May 336°C24°C39°C 199822°C 199227%
May 436°C24°C39°C 199822°C 199228%
May 536°C24°C38°C 202022°C 201530%
May 636°C24°C40°C 199822°C 199231%
May 736°C24°C39°C 199821°C 199932%
May 836°C24°C39°C 199821°C 201634%
May 936°C24°C40°C 199822°C 201836%
May 1035°C24°C40°C 199822°C 200338%
May 1135°C24°C41°C 199821°C 201240%
May 1235°C24°C41°C 199822°C 200942%
May 1335°C24°C39°C 199821°C 201445%
May 1435°C24°C40°C 199822°C 200348%
May 1534°C24°C39°C 199821°C 201350%
May 1634°C24°C39°C 202022°C 201353%
May 1734°C24°C38°C 202022°C 200056%
May 1834°C24°C39°C 199422°C 199857%
May 1934°C24°C38°C 199722°C 200859%
May 2033°C24°C39°C 200122°C 200060%
May 2133°C24°C38°C 199722°C 200061%
May 2233°C24°C37°C 199721°C 201163%
May 2333°C24°C38°C 199521°C 200065%
May 2433°C23°C38°C 201622°C 200065%
May 2533°C23°C38°C 200221°C 200465%
May 2632°C23°C38°C 199722°C 200666%
May 2732°C23°C38°C 199722°C 201467%
May 2832°C23°C37°C 199721°C 199968%
May 2932°C23°C37°C 199720°C 201768%
May 3032°C23°C38°C 199721°C 199969%
May 3132°C23°C38°C 199722°C 199968%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Río Blanco, in percent.0204060801102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (CST).

May 1
sunrise 5:20 AM, sunset 5:56 PM
May 31
sunrise 5:14 AM, sunset 6:04 PM

Every day of May: sun and moon

Other months

Sources

Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-28. Sun and moon: computed with the NOAA solar equations and Meeus.