Water Temperature of the Chattahoochee River in Alpharetta, GA
Current Water Temperature
Measurement Time: Saturday, April 18, 2026, 4:00 PM EDT
Temperature Locations
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Local Points of Interest
Garrard Landing Park; Atlanta, GAStation Name: CHATTAHOOCHEE R 0.39 MI DS GA140, ALPHARETTA, GA
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 892 feet
Nearest Address:
Garrard Landing Park
Alpharetta, GA 30022
Fulton County
GPS Coordinates: 33.97305556, -84.26888889
Nearby Water Temperatures
Peachtree Creek, Brookhaven, GA (10.7 mi)Chattahoochee River, Suwanee, GA (10.8 mi)
Suwanee Creek, Suwanee, GA (11.1 mi)
Level Creek, Suwanee, GA (13.9 mi)
Richland Creek, Sugar Hill, GA (15.8 mi)
Pole Bridge Creek, Lithonia, GA (22.1 mi)
Etowah River, Cartersville, GA (30 mi)
Chattahoochee River, Helen, GA (59 mi)
Falling Creek, Juliette, GA (68 mi)
Hiwassee River , Reliance, TN (85 mi)
Richard B. Russell Lake, Calhoun Falls, SC (94.9 mi)
Cheoah River, Tapoco, NC (103.2 mi)
Lake Strom Thurmond, McCormick, SC (110.7 mi)
Saluda River, Williamston, SC (113.2 mi)
Oconaluftee River, Birdtown, NC (115.2 mi)
Weather for Alpharetta, Georgia
Current Weather

Five Day Weather Forecast

Sat
H: 89°F
L: 60°F

Sun
H: 68°F
L: 51°F

Mon
H: 75°F
L: 49°F

Tue
H: 78°F
L: 54°F

Wed
H: 82°F
L: 61°F
Air Quality
Nitrogen Dioxide: 10.95 μg/m3
Sulphur Dioxide: 3.95 μg/m3
Ozone: 89 μg/m3
Astronomical
Sun Transit: 1:36 PM
Sunset: 8:11 PM
Daylight: 13 hrs 9 mins
Moon Transit: 2:39 PM
Moonset: 10:02 PM
Moon Phase: New
Moon Illumination: 1.2%
Best Times for Fishing or Hunting
Major Periods
2:28 AM - 4:58 AM2:09 PM - 4:39 PM
Minor Periods
9:32 PM - 11:02 PM6:57 AM - 8:27 AM
Action Rating: 4 out of 5
Special Weather Statement issued April 18 at 2:14AM EDT by NWS Peachtree City GA
Effective: Sat April 18, 2026, 2:14 AM
Expires: Sat April 18, 2026, 8:00 PM
Relative Humidities of 30 percent or less can be expected for 4 or more hours this afternoon into the evening. Winds will be southwest at 8 to 12 MPH with gusts to 20 MPH. With dry fuels, high fire danger conditions can be expected. Please refer to your local burn permitting authorities whether you may burn outdoors. If you do burn outside, use extreme caution.
Fire Weather Watch issued April 18 at 1:49PM EDT until April 19 at 8:00PM EDT by NWS Peachtree City GA
Effective: Sat April 18, 2026, 1:49 PM
Expires: Sat April 18, 2026, 11:00 PM
The National Weather Service in Peachtree City has issued a Fire Weather Watch for low relative humidity and gusty winds, which is in effect from Sunday afternoon through Sunday evening. * Affected Area...Most of north and central Georgia. * Timing...Noon to 8PM Sunday. * Winds...Northwest at 10 to 18 mph with gusts up to 30 mph. Gusts up to 40 mph are possible along the ridgelines and peaks in northeast Georgia. * Relative Humidity...In the low-to-mid 20 percent range. * Temperatures...Between 65 and 70 degrees along and north of Interstate 85, and between 70 to 80 degrees for areas further south. * Impacts...With elevated winds and low relative humidity, extremely dangerous fire weather conditions are possible. Outdoor burning is strongly discouraged.
This watch includes the Chattahoochee and Oconee National Forests. A Fire Weather Watch means that there is high potential for the development of critical fire weather conditions in 12 to 96 hours. Listen for later forecasts and possible Red Flag Warnings. Please refer to the local burn permitting authorities on whether you may burn outdoors. If you do burn outside...use extreme caution. Please advise the appropriate officials or fire crews in the field of the Fire Weather Watch.
Weather Forecast
Air Quality
Nitrogen Dioxide: 18.43 μg/m3
Sulphur Dioxide: 3.87 μg/m3
Ozone: 92 μg/m3
Astronomical
Sun Transit: 1:36 PM
Sunset: 8:11 PM
Daylight: 13 hrs 9 mins
Moon Transit: 2:39 PM
Moonset: 10:02 PM
Moon Phase: New
Moon Illumination: 1.2%
Best Times for Fishing or Hunting
Major Periods
2:28 AM - 4:58 AM2:09 PM - 4:39 PM
Minor Periods
9:32 PM - 11:02 PM6:57 AM - 8:27 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.59 μg/m3
Sulphur Dioxide: 2.63 μg/m3
Ozone: 100.4 μg/m3
Astronomical
Sun Transit: 1:36 PM
Sunset: 8:12 PM
Daylight: 13 hrs 11 mins
Moon Transit: 3:40 PM
Moonset: 11:18 PM
Moon Phase: Waxing Crescent
Moon Illumination: 4.9%
Best Times for Fishing or Hunting
Major Periods
3:27 AM - 5:57 AM3:10 PM - 5:40 PM
Minor Periods
12:00 AM - 12:00 AM7:42 AM - 9:12 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 7.87 μg/m3
Sulphur Dioxide: 3.12 μg/m3
Ozone: 97.16 μg/m3
Astronomical
Sun Transit: 1:35 PM
Sunset: 8:13 PM
Daylight: 13 hrs 13 mins
Moon Transit: 4:45 PM
Moonset: 12:18 AM
Moon Phase: Waxing Crescent
Moon Illumination: 10.8%
Best Times for Fishing or Hunting
Major Periods
4:30 AM - 7:00 AM4:15 PM - 6:45 PM
Minor Periods
8:34 AM - 10:04 AM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 15.76 μg/m3
Sulphur Dioxide: 3.75 μg/m3
Ozone: 95.4 μg/m3
Astronomical
Sun Transit: 1:35 PM
Sunset: 8:13 PM
Daylight: 13 hrs 14 mins
Moon Transit: 5:50 PM
Moonset: 12:29 AM
Moon Phase: Waxing Crescent
Moon Illumination: 18.8%
Best Times for Fishing or Hunting
Major Periods
5:35 AM - 8:05 AM5:20 PM - 7:50 PM
Minor Periods
9:36 AM - 11:06 AM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 12.45 μg/m3
Sulphur Dioxide: 3.97 μg/m3
Ozone: 95.69 μg/m3
Astronomical
Sun Transit: 1:35 PM
Sunset: 8:14 PM
Daylight: 13 hrs 16 mins
Moon Transit: 6:52 PM
Moonset: 1:31 AM
Moon Phase: Waxing Crescent
Moon Illumination: 28.4%
Best Times for Fishing or Hunting
Major Periods
6:39 AM - 9:09 AM6:22 PM - 8:52 PM
Minor Periods
10:45 AM - 12:15 AM1:01 AM - 2:31 AM
Action Rating: 3 out of 5
