Westerville Reservoir Weather Forecast
- 68
- 89
Mostly Sunny
- 74
- 93
Chance Thunderstorms
- 73
- 90
Thunderstorms Likely
- 72
- 88
Rain Showers Likely
- 71
- 88
Chance Thunderstorms
- 73
- 91
Slight Chance Thunderstorms
Today 23 Jul Delaware
Sunny. Highs in the upper 80s. Southeast Winds around 5 Mph.
Tonight 23 Jul Delaware
Clear. Lows in the upper 50s. East Winds around 5 Mph.
Westerville Reservoir Temperature Statistics
July Temperature
Columbus, Ohio State University Airport (9.3 miles)
Lowest 19 July, 2025
63.6 °FAverage July
77.9 °FHighest 4 July, 2025
91.7 °F
Climate (2020–Present)
Columbus, Ohio State University Airport (9.3 miles)
Average Low 2020–2025
46.3 °FAverage 2020–2025
55.7 °FAverage High 2020–2025
65.2 °F