Mercer Field Weather Forecast
- 44
- 66
Increasing Clouds
- 35
- 56
Breezy
- 35
- 62
Sunny
- 43
- 64
Partly Sunny
- 46
- 61
Slight Chance Rain Showers
- 49
- 62
Mostly Cloudy
Today 20 Oct Union
Sunny this Morning, then becoming partly sunny. Highs in the upper 60s. South Winds 15 to 20 Mph, becoming west this afternoon. Gusts up to 35 Mph.
Tonight 20 Oct Union
Mostly clear. Lows in the mid 40s. West Winds 15 to 20 Mph with Gusts up to 30 Mph.
Mercer Field Temperature Statistics
October Temperature
Creston Municipal Airport (5 miles)
Lowest 8 October, 2025
44.6 °FAverage October
65.1 °FHighest 3 October, 2025
87.8 °F
Climate (2020–Present)
Creston Municipal Airport (5 miles)
Average Low 2020–2025
41.2 °FAverage 2020–2025
51.3 °FAverage High 2020–2025
61.6 °F