Union Weather Forecast
- 68
- 91
Decreasing Clouds
- 66
- 90
Partly Sunny
- 66
- 91
Mostly Sunny
- 66
- 92
Mostly Sunny
- 67
- 92
Slight Chance Thunderstorms
- 67
- 91
Slight Chance Thunderstorms
- 66
- 90
Slight Chance Thunderstorms
Today 15 Sep Newton
Mostly sunny. Near steady temperature around 90. Northeast Winds around 5 Mph.
Tonight 15 Sep Newton
Partly cloudy. Lows in the upper 60s. Northeast Winds around 5 Mph in the Evening, becoming light and variable.
Union Temperature Statistics
September Temperature
Meridian, Key Field (26.7 miles)
Lowest 8 September, 2025
55 °FAverage September
76.1 °FHighest 12 September, 2025
93.9 °F
Climate (2020–Present)
Meridian, Key Field (26.7 miles)
Average Low 2020–2025
55.2 °FAverage 2020–2025
65.8 °FAverage High 2020–2025
78 °F