Grand Harbor Weather Forecast
- 42
- 56
Sunny
- 52
- 63
Mostly Sunny
- 62
- 69
Rain Showers
- 53
- 70
Rain Showers Likely
- 48
- 65
Partly Sunny
- 53
- 67
Partly Sunny
Today 31 Dec Coastal Bay
Sunny. Highs in the mid 50s. Northwest Winds 5 to 10 Mph.
Tonight 31 Dec Coastal Bay
Clear. Lows in the upper 30s. Northwest Winds 5 to 10 Mph.
Grand Harbor Temperature Statistics
December Temperature
Tyndall Air Force Base (11.8 miles)
Lowest 15 December, 2025
31.3 °FAverage December
57.9 °FHighest 22 December, 2025
75.2 °F
Climate (2020–Present)
Tyndall Air Force Base (11.8 miles)
Average Low 2020–2025
62.6 °FAverage 2020–2025
69.9 °FAverage High 2020–2025
77.8 °F