Altamont Weather Forecast
- 71
- 90
Chance Thunderstorms
- 67
- 87
Slight Chance Thunderstorms
- 73
- 89
Partly Sunny
- 67
- 92
Mostly Sunny
- 61
- 81
Mostly Sunny
- 62
- 80
Partly Sunny
Today 18 Jul Effingham
Sunny with Highs around 90. West Winds 5 to 10 Mph. Heat index Values up to 101.
Tonight 18 Jul Effingham
Mostly clear. Near steady temperature in the mid 70s. Southwest Winds around 5 Mph.
Altamont Temperature Statistics
July Temperature
Effingham, Effingham County Memorial Airport (11.2 miles)
Lowest 13 July, 2026
66.6 °FAverage July
78.5 °FHighest 2 July, 2026
93.4 °F
Climate (2021–2026)
Effingham, Effingham County Memorial Airport (11.2 miles)
Average Low 2021–2026
46 °FAverage 2021–2026
55.9 °FAverage High 2021–2026
66.1 °F