| National Weather Service Forecast for:
Florissant MO Issued by: National Weather Service Saint Louis, MO |
||||||||||||||||||
| Updated: 3:01 am CST Dec 22, 2025 | ||||||||||||||||||
|
| Today |
Partly sunny, with a high near 54. South wind 7 to 10 mph. |
| Tonight |
Mostly cloudy, with a low around 46. South wind 6 to 9 mph. |
| Tuesday |
Mostly sunny, with a high near 63. Southwest wind around 6 mph becoming light and variable in the afternoon. |
| Tuesday Night |
Mostly cloudy, with a low around 47. Calm wind becoming southeast around 6 mph after midnight. |
| Wednesday |
Mostly cloudy, with a high near 69. South wind 6 to 9 mph. |
| Wednesday Night |
Partly cloudy, with a low around 58. |
| Christmas Day |
Mostly sunny, with a high near 75. |
| Thursday Night |
Partly cloudy, with a low around 58. |
| Friday |
Sunny, with a high near 67. |
| Friday Night |
Mostly cloudy, with a low around 48. |
| Saturday |
A 20 percent chance of rain. Mostly cloudy, with a high near 65. |
| Saturday Night |
A 20 percent chance of rain. Mostly cloudy, with a low around 38. |
| Sunday |
Mostly sunny, with a high near 45. |
Forecast from NOAA-NWS for Florissant MO.
