Water Temperature of the Pecos River in Grandfalls, TX

Current Water Temperature

88.3°F

Measurement Time: Monday, September 7, 2026, 1:45 PM CDT

Temperature Locations

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Local Points of Interest

Coyanosa, TX

Pecos River

Station Name: Pecos Rv at RR 1776 nr Grandfalls, TX
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 2,454 feet

Nearest Address:
Ranch Rd 1776
Grandfalls, TX 79730
Pecos County

GPS Coordinates: 31.3668055, -103.0059908

Nearby Water Temperatures

Pecos River, Girvin, TX (38.9 mi)
Pecos River, Orla, TX (59.8 mi)
Pecos River, Red Bluff, NM (78 mi)
Pecos River, Malaga, NM (83.4 mi)
Pecos River, Sheffield, TX (88 mi)
Black River, Malaga, NM (92.2 mi)
Caroline Springs, Sheffield, TX (94.5 mi)
Pecos River, Carlsbad, NM (101.1 mi)
Pecos River, Pandale, TX (104.5 mi)
Rio Grande, Langtry, TX (132.4 mi)
Pecos River, Langtry, TX (142.4 mi)
Devils River, Juno, TX (147.1 mi)
Rio Grande, Presidio, TX (148.7 mi)
Rio Grande River, Ojinaga, MX (149.2 mi)
Rio Grande, Big Bend National Park, TX (150.9 mi)

Weather for Grandfalls, Texas

Current Weather

93°F
Clear
Clear
36%
SE 15 mph
62°F

Weather Forecast

Clear
Tonight
73°F - Clear
Sunny
Tuesday
99°F - Sunny
Mostly Clear
Tuesday Night
74°F - Mostly Clear
Sunny
Wednesday
100°F - Sunny
Mostly Clear
Wednesday Night
74°F - Mostly Clear
Sunny
Thursday
100°F - Sunny
Mostly Clear
Thursday Night
74°F - Mostly Clear
Sunny
Friday
102°F - Sunny
Mostly Clear
Friday Night
75°F - Mostly Clear
Sunny
Saturday
104°F - Sunny
Mostly Clear
Saturday Night
74°F - Mostly Clear
Sunny
Sunday
100°F - Sunny
Mostly Clear
Sunday Night
72°F - Mostly Clear
Sunny then Slight Chance Showers And Thunderstorms
Monday
97°F - Sunny then Slight Chance Showers And Thunderstorms

Astronomical

Sunrise: 7:31 AM
Sun Transit: 1:49 PM
Sunset: 8:08 PM
Daylight: 12 hrs 37 mins
Moonrise: 3:34 AM
Moon Transit: 10:53 AM
Moonset: 6:05 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%

Best Times for Fishing or Hunting

Major Periods

9:03 PM - 11:33 PM
10:23 AM - 12:53 AM

Minor Periods

5:35 PM - 7:05 PM
3:04 AM - 4:34 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:31 AM
Sun Transit: 1:49 PM
Sunset: 8:08 PM
Daylight: 12 hrs 37 mins
Moonrise: 3:34 AM
Moon Transit: 10:53 AM
Moonset: 6:05 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%

Best Times for Fishing or Hunting

Major Periods

9:03 PM - 11:33 PM
10:23 AM - 12:53 AM

Minor Periods

5:35 PM - 7:05 PM
3:04 AM - 4:34 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:32 AM
Sun Transit: 1:49 PM
Sunset: 8:07 PM
Daylight: 12 hrs 35 mins
Moonrise: 4:45 AM
Moon Transit: 11:49 AM
Moonset: 6:45 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
11:19 AM - 1:49 PM

Minor Periods

6:15 PM - 7:45 PM
4:15 AM - 5:45 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:32 AM
Sun Transit: 1:49 PM
Sunset: 8:07 PM
Daylight: 12 hrs 35 mins
Moonrise: 4:45 AM
Moon Transit: 11:49 AM
Moonset: 6:45 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
11:19 AM - 1:49 PM

Minor Periods

6:15 PM - 7:45 PM
4:15 AM - 5:45 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:32 AM
Sun Transit: 1:49 PM
Sunset: 8:05 PM
Daylight: 12 hrs 33 mins
Moonrise: 5:54 AM
Moon Transit: 12:41 AM
Moonset: 7:19 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:11 AM - 2:41 PM

Minor Periods

6:49 PM - 8:19 PM
5:24 AM - 6:54 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:32 AM
Sun Transit: 1:49 PM
Sunset: 8:05 PM
Daylight: 12 hrs 33 mins
Moonrise: 5:54 AM
Moon Transit: 12:41 AM
Moonset: 7:19 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:11 AM - 2:41 PM

Minor Periods

6:49 PM - 8:19 PM
5:24 AM - 6:54 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:33 AM
Sun Transit: 1:48 PM
Sunset: 8:04 PM
Daylight: 12 hrs 31 mins
Moonrise: 7:00 AM
Moon Transit: 1:29 PM
Moonset: 7:50 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:59 AM - 3:29 PM

Minor Periods

7:20 PM - 8:50 PM
6:30 AM - 8:00 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:33 AM
Sun Transit: 1:48 PM
Sunset: 8:04 PM
Daylight: 12 hrs 31 mins
Moonrise: 7:00 AM
Moon Transit: 1:29 PM
Moonset: 7:50 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:59 AM - 3:29 PM

Minor Periods

7:20 PM - 8:50 PM
6:30 AM - 8:00 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:34 AM
Sun Transit: 1:48 PM
Sunset: 8:03 PM
Daylight: 12 hrs 29 mins
Moonrise: 8:04 AM
Moon Transit: 2:15 PM
Moonset: 8:19 PM
Moon Phase: New
Moon Illumination: 1.7%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
1:45 PM - 4:15 PM

Minor Periods

7:49 PM - 9:19 PM
7:34 AM - 9:04 AM

Action Rating: 5 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:34 AM
Sun Transit: 1:48 PM
Sunset: 8:03 PM
Daylight: 12 hrs 29 mins
Moonrise: 8:04 AM
Moon Transit: 2:15 PM
Moonset: 8:19 PM
Moon Phase: New
Moon Illumination: 1.7%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
1:45 PM - 4:15 PM

Minor Periods

7:49 PM - 9:19 PM
7:34 AM - 9:04 AM

Action Rating: 5 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:34 AM
Sun Transit: 1:48 PM
Sunset: 8:01 PM
Daylight: 12 hrs 27 mins
Moonrise: 9:05 AM
Moon Transit: 3:00 PM
Moonset: 8:48 PM
Moon Phase: New
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

12:20 AM - 2:50 AM
2:30 PM - 5:00 PM

Minor Periods

8:18 PM - 9:48 PM
8:35 AM - 10:05 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:34 AM
Sun Transit: 1:48 PM
Sunset: 8:01 PM
Daylight: 12 hrs 27 mins
Moonrise: 9:05 AM
Moon Transit: 3:00 PM
Moonset: 8:48 PM
Moon Phase: New
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

12:20 AM - 2:50 AM
2:30 PM - 5:00 PM

Minor Periods

8:18 PM - 9:48 PM
8:35 AM - 10:05 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:35 AM
Sun Transit: 1:47 PM
Sunset: 8:00 PM
Daylight: 12 hrs 25 mins
Moonrise: 10:06 AM
Moon Transit: 3:45 PM
Moonset: 9:18 PM
Moon Phase: New
Moon Illumination: 2.2%

Best Times for Fishing or Hunting

Major Periods

1:05 AM - 3:35 AM
3:15 PM - 5:45 PM

Minor Periods

8:48 PM - 10:18 PM
9:36 AM - 11:06 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:35 AM
Sun Transit: 1:47 PM
Sunset: 8:00 PM
Daylight: 12 hrs 25 mins
Moonrise: 10:06 AM
Moon Transit: 3:45 PM
Moonset: 9:18 PM
Moon Phase: New
Moon Illumination: 2.2%

Best Times for Fishing or Hunting

Major Periods

1:05 AM - 3:35 AM
3:15 PM - 5:45 PM

Minor Periods

8:48 PM - 10:18 PM
9:36 AM - 11:06 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:35 AM
Sun Transit: 1:47 PM
Sunset: 7:59 PM
Daylight: 12 hrs 23 mins
Moonrise: 11:07 AM
Moon Transit: 4:31 PM
Moonset: 9:51 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.7%

Best Times for Fishing or Hunting

Major Periods

1:51 AM - 4:21 AM
4:01 PM - 6:31 PM

Minor Periods

9:21 PM - 10:51 PM
10:37 AM - 12:07 AM

Action Rating: 2 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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