Royal Lakes Weather Forecast
- 30
- 50
Chance Rain
- 39
- 45
Mostly Cloudy
- 37
- 59
Mostly Cloudy
- 31
- 55
Mostly Cloudy
- 38
- 45
Mostly Cloudy
- 40
- 53
Rain Likely
Today 31 Jan Macoupin
Widespread dense fog this morning. Mostly cloudy with a 50 percent chance of rain. Highs around 50. West Winds 10 to 15 Mph.
Tonight 31 Jan Macoupin
Mostly cloudy in the Evening, then becoming partly cloudy. Cooler with Lows around 30. North Winds 10 to 15 Mph.
Royal Lakes Temperature Statistics
January Temperature
St. Louis Regional Airport (15.5 miles)
Lowest 21 January, 2025
-0.4 °FAverage January
23.6 °FHighest 28 January, 2025
50 °F
Climate (2020–Present)
St. Louis Regional Airport (15.5 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2020–2025
45.8 °FAverage 2020–2025
53.6 °FAverage High 2020–2025
65.7 °F