Alto, GA
Climate overview — based on NOAA 1991-2020 normals from ALTO 4 SE, GA US.
Year-round temperatures (°F)
Avg high
Avg low
Climate summary
Alto has an annual average temperature of 59.5°F with about 0 inches of precipitation per year. The warmest month is July (average high 86.8°F), and the coldest is January (average low 30.1°F).
Pleasant months
1 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
36°F
warmest to coldest month
Best time to visit Alto
Full guide →Climate change signal
All-time records →143 of 366 (39.1%) of Alto's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1990s | 3 | |
| 2000s | 154 | |
| 2010s | 150 | |
| 2020s | 59 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 51.8°F | 30.1°F | 41.0°F | in | — | — |
| February | 56.1°F | 32.1°F | 44.1°F | in | — | — |
| March | 64.0°F | 37.8°F | 50.9°F | in | — | — |
| April | 72.3°F | 45.7°F | 59.0°F | in | — | — |
| May | 78.0°F | 54.5°F | 66.2°F | in | — | — |
| June | 83.9°F | 63.8°F | 73.8°F | in | — | — |
| July | 86.8°F | 67.3°F | 77.0°F | in | — | — |
| August | 86.0°F | 66.5°F | 76.3°F | in | — | — |
| September | 81.5°F | 60.6°F | 71.0°F | in | — | — |
| October | 72.7°F | 49.1°F | 60.9°F | in | — | — |
| November | 62.6°F | 38.0°F | 50.3°F | in | — | — |
| December | 54.3°F | 32.6°F | 43.4°F | in | — | — |
Last spring / first fall frost
All-time recordsHottest, coldest, wettest
Planting calendarWhat to plant, and when