Granite Island Weather Forecast
- 47
- 55
Mostly Sunny
- 45
- 53
Rain Showers
- 44
- 49
Rain Showers
- 42
- 48
Chance Rain Showers
- 44
- 48
Chance Rain Showers
- 44
- 49
Chance Rain Showers
- 45
- 48
Rain Showers Likely
Today 28 Sep Southern Kenai Mtns
Partly cloudy with scattered rain Showers. Highs in the lower 50s. Variable wind 10 Mph.
Tonight 28 Sep Southern Kenai Mtns
Mostly clear. Lows in the upper 30s. Variable wind 10 Mph.
Granite Island Temperature Statistics
September Temperature
Seward (34.2 miles)
Lowest 24 September, 2026
35.1 °FAverage September
52 °FHighest 13 September, 2026
68 °F
Climate (2021–2026)
Seward (34.2 miles)
Average Low 2021–2026
34.8 °FAverage 2021–2026
40.2 °FAverage High 2021–2026
45.7 °F