Atlanta weather in October: Atlanta, Georgia: normal highs, lows, rain and records for October
Atlanta in October has a normal high of 74°F and a normal low of 55°F, a daily mean of 65°F, falling from 80°F on the 1st to 69°F by the 31st. Measurable precipitation falls on 7 days in a normal October, 3.28 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 24°C and low of 13°C, 83 mm of precipitation in October.
- NOAA stationAtlanta Hartsfield International Airport
- Station IDUSW00013874
- Location33.63°N 84.44°W
- Elevation1,010 ft (308 m)
- From the center9 miles
- Population520,070
- Jan 54° 36°
- Feb 58° 39°
- Mar 66° 45°
- Apr 74° 53°
- May 81° 61°
- Jun 87° 69°
- Jul 90° 72°
- Aug 89° 71°
- Sep 84° 66°
- Oct 74° 55°
- Nov 64° 44°
- Dec 56° 38°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Atlanta in October?
The normal high is 74°F and the normal low 55°F, for a daily mean of 64.7°F. October is 10.2°F cooler than September and 10.5°F warmer than November. October is the 6th warmest month of the year in Atlanta and the 12th wettest. Across the month the normal high falls 11°F, from 80°F on October 1 to 69°F on October 31. From one year to the next October's mean temperature typically moves about 2.2°F either way (NOAA's standard deviation), so roughly two Octobers in three average between 63°F and 67°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 24%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 80°F | 61°F | 23% | 15% |
| October 8 | 77°F | 58°F | 23% | 15% |
| October 15 | 75°F | 55°F | 23% | 15% |
| October 22 | 72°F | 52°F | 23% | 15% |
| October 31 | 69°F | 49°F | 24% | 17% |
Every day of October: normal high, low and chance of precipitation (warmest afternoon October 1, coldest night October 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| October 1 | 80°F | 61°F | 23% | 15% | 11 h 50 min |
| October 2 | 79°F | 61°F | 23% | 15% | 11 h 50 min |
| October 3 | 79°F | 60°F | 23% | 15% | 11 h 50 min |
| October 4 | 79°F | 60°F | 23% | 15% | 11 h 50 min |
| October 5 | 78°F | 59°F | 23% | 15% | 11 h 40 min |
| October 6 | 78°F | 59°F | 23% | 15% | 11 h 40 min |
| October 7 | 78°F | 59°F | 23% | 15% | 11 h 40 min |
| October 8 | 77°F | 58°F | 23% | 15% | 11 h 40 min |
| October 9 | 77°F | 58°F | 23% | 15% | 11 h 40 min |
| October 10 | 77°F | 57°F | 23% | 15% | 11 h 30 min |
| October 11 | 76°F | 57°F | 23% | 15% | 11 h 30 min |
| October 12 | 76°F | 57°F | 23% | 15% | 11 h 30 min |
| October 13 | 76°F | 56°F | 23% | 15% | 11 h 30 min |
| October 14 | 75°F | 56°F | 23% | 15% | 11 h 30 min |
| October 15 | 75°F | 55°F | 23% | 15% | 11 h 20 min |
| October 16 | 74°F | 55°F | 23% | 15% | 11 h 20 min |
| October 17 | 74°F | 55°F | 23% | 15% | 11 h 20 min |
| October 18 | 74°F | 54°F | 23% | 15% | 11 h 20 min |
| October 19 | 73°F | 54°F | 23% | 15% | 11 h 20 min |
| October 20 | 73°F | 53°F | 23% | 15% | 11 h 10 min |
| October 21 | 73°F | 53°F | 23% | 15% | 11 h 10 min |
| October 22 | 72°F | 52°F | 23% | 15% | 11 h 10 min |
| October 23 | 72°F | 52°F | 23% | 15% | 11 h 10 min |
| October 24 | 72°F | 52°F | 23% | 16% | 11 h 10 min |
| October 25 | 71°F | 51°F | 23% | 16% | 11 h |
| October 26 | 71°F | 51°F | 24% | 16% | 11 h |
| October 27 | 71°F | 50°F | 24% | 16% | 11 h |
| October 28 | 70°F | 50°F | 24% | 16% | 11 h |
| October 29 | 70°F | 50°F | 24% | 16% | 11 h |
| October 30 | 70°F | 49°F | 24% | 16% | 10 h 50 min |
| October 31 | 69°F | 49°F | 24% | 17% | 10 h 50 min |
- Normal high
- 74°FOctober average
- Normal low
- 55°FOctober average
- Precipitation
- 3.28 inmonth total
- Days with precipitation
- 70.01 inch or more
- Daylight
- 11 h 50 min to 10 h 50 minOctober 1 to October 31
- Days at 70°F or more
- 23
- Days at 80°F or more
- 8
- Sunshine
- 78%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00013874; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Atlanta in October?
On a given October day the chance of 0.01 inch or more is 23% on average, highest around October 31 (24%). In all, 3.28 in falls on 7 days of a normal October, 1 of them with an inch or more.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00013874.
How humid and windy is Atlanta in October?
At 3 p.m. the normal temperature is 67°F with 47% relative humidity and a dew point of 46°F; at 6 a.m. it is 52°F with 82% humidity. The wind averages 7.7 mph, most often from the northwest in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 52°F | 47°F | 82% | 7.0 mph | 58% |
| 9 a.m. | 56°F | 47°F | 73% | 8.7 mph | 50% |
| noon | 64°F | 47°F | 54% | 9.1 mph | 44% |
| 3 p.m. | 67°F | 46°F | 47% | 9.3 mph | 46% |
| 6 p.m. | 63°F | 47°F | 55% | 7.2 mph | 51% |
| 9 p.m. | 58°F | 47°F | 68% | 6.8 mph | 59% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00013874. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for October in Atlanta?
The warmest October temperature on Atlanta's official record (since 1878) is 98°F, on October 3, 2019; the coldest is 28°F, on October 24, 1917. The wettest October brought 11.04 in (1995).
The October mean against the 1991-2020 normal of 64.7°F: 2021 67.2°F (+2.5), 2022 62.4°F (−2.3), 2023 65.7°F (+1.0), 2024 68.1°F (+3.4), 2025 66.0°F (+1.3). 4 of 5 ran warmer than normal.
| October | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 67.2°F | +2.5°F | 3.52 in |
| 2022 | 62.4°F | −2.3°F | 1.71 in |
| 2023 | 65.7°F | +1.0°F | 1.78 in |
| 2024 | 68.1°F | +3.4°F | 0.00 in |
| 2025 | 66.0°F | +1.3°F | 2.66 in |
Source: records: ACIS, NWS threaded record ATLthr; recent months: ACIS, station USW00013874. Records and recent months use complete months only.
How does October in Atlanta compare across Georgia?
Across the 101 places PlainClimate covers in Georgia, October normal highs run from 65°F in Mountain City to 83°F in Folkston; Atlanta's is 74°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.