Mercer Field Weather Forecast
- 74
- 90
Decreasing Clouds
- 67
- 90
Rain Showers Likely
- 59
- 82
Rain Showers Likely
- 63
- 83
Slight Chance Thunderstorms
- 60
- 85
Chance Thunderstorms
- 58
- 78
Slight Chance Thunderstorms
Today 9 Jun Union
Mostly sunny. A chance of Showers and Thunderstorms, mainly in the morning. Humid with Highs in the lower 90s. South Winds 10 to 15 Mph. Chance of rain 30 percent. Heat index Values up to 103 in the afternoon.
Tonight 9 Jun Union
Mostly cloudy. Near steady temperature in the lower 70s. South Winds around 5 Mph.
Mercer Field Temperature Statistics
June Temperature
Creston Municipal Airport (5 miles)
Lowest 3 June, 2026
57.2 °FAverage June
72.5 °FHighest 1 June, 2026
87.8 °F
Climate (2021–Present)
Creston Municipal Airport (5 miles)
Average Low 2021–2026
41.5 °FAverage 2021–2026
51.7 °FAverage High 2021–2026
62.2 °F