Greenbriar Weather Forecast
- 72
- 83
Rain Showers
- 73
- 93
Chance Rain Showers
- 69
- 89
Rain Showers Likely
- 63
- 82
Chance Thunderstorms
- 66
- 82
Partly Sunny
- 67
- 85
Chance Thunderstorms
Today 14 Aug Marion
Mostly cloudy. Showers likely with a chance of Thunderstorms through early Afternoon, then a slight chance of Showers and Thunderstorms late in the afternoon. Some Thunderstorms may produce heavy rainfall. Humid with Highs in the mid 80s. Southwest Winds around 5 Mph, becoming northwest late in the afternoon. Chance of rain 70 percent.
Tonight 14 Aug Marion
Partly cloudy with a chance of Showers. A chance of Thunderstorms. Some Thunderstorms may produce heavy rainfall through the late overnight. Humid with Lows in the lower 70s. East Winds around 5 Mph. Chance of rain 40 percent.
Greenbriar Temperature Statistics
August Temperature
Indianapolis, Eagle Creek Airpark (7.5 miles)
Lowest 4 August, 2026
60.7 °FAverage August
76.2 °FHighest 10 August, 2026
90.6 °F
Climate (2021–2026)
Indianapolis, Eagle Creek Airpark (7.5 miles)
Average Low 2021–2026
46.9 °FAverage 2021–2026
56.1 °FAverage High 2021–2026
65.4 °F