Updated October 2026
Sweetwater Creek State Park: Weather by Month and When to Go
Sweetwater Creek State Park is a state park in Georgia. Average highs range from 54°F in January to 90°F in July.
Average highs sit between 60°F and 80°F in March through April and October through November. They run above 80°F in May through September and below 60°F in December through February. The figures are NOAA climate normals for 1991–2020, measured at a weather station 6.2 miles from the park.
Warmest average high
90°F
July
Coldest average low
34°F
January
Most precipitation
5.0 in
July
Longest days
14.2 h
June
Sweetwater Creek State Park weather by month
| Month | Average high | Average low | Precipitation | Daylight |
|---|---|---|---|---|
| January | 54°F | 34°F | 4.3 in | 10.0 h |
| February | 58°F | 37°F | 4.3 in | 10.8 h |
| March | 66°F | 43°F | 4.5 in | 11.8 h |
| April | 74°F | 50°F | 3.6 in | 12.8 h |
| May | 81°F | 58°F | 3.6 in | 13.8 h |
| June | 87°F | 67°F | 3.8 in | 14.2 h |
| July | 90°F | 70°F | 5.0 in | 14.0 h |
| August | 89°F | 69°F | 4.0 in | 13.3 h |
| September | 84°F | 63°F | 3.4 in | 12.2 h |
| October | 75°F | 51°F | 3.6 in | 11.1 h |
| November | 64°F | 41°F | 3.8 in | 10.2 h |
| December | 56°F | 36°F | 4.2 in | 9.8 h |
Temperature and precipitation figures are NOAA climate normals for 1991–2020 from station USW00003888, the nearest station with a complete set of temperature normals, 6.2 miles from the park. Conditions in the park can differ from the station's, most of all where the two sit at different elevations. Daylight is calculated for the park's latitude at the middle of each month.
What the averages show
- Temperature. July is the warmest month, with an average high of 90°F and an average low of 70°F. January is the coldest month, with an average low of 34°F and an average high of 54°F.
- Precipitation. July is the wettest month, averaging 5.0 inches of precipitation, and September is the driest, at 3.4 inches. An average year brings about 48.1 inches in total.
- Snowfall. The station has no snowfall normal, so snowfall is left out of the table. That is a gap in the station's record, not a sign that it never snows here.
- Daylight. Days run from about 9.8 hours of daylight in December to 14.2 hours in June.
Camping, trails, maps and fees
Whether Sweetwater Creek State Park has camping or cabins, where its trails run, when it opens and what it charges are all published by the agency that runs the park. Its official page is the place to check before a trip.
Official Sweetwater Creek State Park page
For the forecast rather than the averages, the National Weather Service issues a point forecast for the park's location.
National Weather Service forecast for Sweetwater Creek State Park
Where to stay near Sweetwater Creek State Park
Hotels, cabins and vacation rentals near Sweetwater Creek State Park, with live availability and prices.
Top-rated places to stay near Sweetwater Creek State Park
Prices for Oct 16–18, 4 adults. Change dates on the map below.
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Frequently Asked Questions
July is the warmest month, with an average high of 90°F and an average low of 70°F. January is the coldest month, with an average low of 34°F and an average high of 54°F. These are NOAA 1991–2020 climate normals from a weather station 6.2 miles from the park.
Average highs sit between 60°F and 80°F in March through April and October through November. They run above 80°F in May through September and below 60°F in December through February.
July is the wettest month, averaging 5.0 inches of precipitation, and September is the driest, at 3.4 inches. An average year brings about 48.1 inches in total. The station has no snowfall normal, so no snowfall figure is available.
Days run from about 9.8 hours of daylight in December to 14.2 hours in June. The hours are calculated for the park's latitude.
Nearest National Park Service sites
- Martin Luther King, Jr. National Historical Park14 miles away
- Kennesaw Mountain National Battlefield Park15 miles away
- Chattahoochee River National Recreation Area26 miles away
Nearby state parks
- High Falls State Park51 miles away
- Indian Springs State Park52 miles away
- Fort Yargo State Park54 miles away
- Amicalola Falls State Park & Lodge61 miles away
Distances are measured in a straight line from the park, so the drive is longer.
Sources: NOAA NCEI U.S. Climate Normals 1991–2020; USGS Protected Areas Database for location; the official Georgia state park listing for the park's name.