| January | February | March | April | May | June | July | August | September | October | November | December | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average Monthly high in °F: | 39° | 45° | 55° | 67° | 75° | 83° | 87° | 86° | 79° | 68° | 56° | 42° |
| Average Monthly low in °F: | 20° | 24° | 33° | 44° | 54° | 63° | 67° | 65° | 56° | 45° | 36° | 24° |
| Average Snow/Rain (Precip.) (in inches) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Days with precipitation: | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| Hours of sunshine: | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| What's The Average High Temp in Lake Saint Louis? | 65.2 °F |
| What's the Average Low in Lake Saint Louis? | 44.3 °F |
| What's the Average Temperature in Lake Saint Louis? | 54.75 °F |
| How Many Inches of Rain per year does Lake Saint Louis get ? | 44.09 inches |
| How Many Rainy Days a year are there in Lake Saint Louis? | N/A |
| How Much Sunshine each year is there in Lake Saint Louis (in hours)? | N/A |
| How much, if any, snow falls each year in Lake Saint Louis? | 12 inches |
N/A = This data was not available for this city. Usually this means the weather station did not supply, track, or have this particular information.