Saint Louis — Water Temperature in February
Water Temperature Range
16°C
minimum
18°C
average
21°C
maximum
Water Temperature Chart for Month
The chart shows the average daily water temperature for each day of the month based on historical data.
Table of Water Temperatures by Day of the Month for Previous Years
| Day | 2026 | 2025 | 2024 | 2023 |
|---|---|---|---|---|
| FEB 1 | -10°C | 17°C | 18°C | 18°C |
| FEB 2 | 17°C | 18°C | 16°C | 18°C |
| FEB 3 | 16°C | 18°C | 17°C | 18°C |
| FEB 4 | 17°C | 18°C | 16°C | 19°C |
| FEB 5 | 16°C | 18°C | 17°C | 19°C |
| FEB 6 | 16°C | 18°C | 17°C | 19°C |
| FEB 7 | 17°C | 18°C | 17°C | 19°C |
| FEB 8 | 17°C | 18°C | 17°C | 18°C |
| FEB 9 | 18°C | 18°C | 17°C | 18°C |
| FEB 10 | 18°C | 18°C | 17°C | 18°C |
| FEB 11 | 17°C | 18°C | 17°C | 19°C |
| FEB 12 | 17°C | 18°C | 17°C | 19°C |
| FEB 13 | 17°C | 18°C | 16°C | 18°C |
| FEB 14 | 18°C | 17°C | 16°C | 17°C |
| FEB 15 | 18°C | 17°C | 16°C | 18°C |
| FEB 16 | 18°C | 17°C | 17°C | 18°C |
| FEB 17 | 18°C | 18°C | 17°C | 19°C |
| FEB 18 | 18°C | 17°C | 17°C | 18°C |
| FEB 19 | 18°C | 17°C | 16°C | 18°C |
| FEB 20 | 18°C | 18°C | 17°C | 19°C |
| FEB 21 | 19°C | 17°C | 16°C | 19°C |
| FEB 22 | 18°C | 17°C | 16°C | 18°C |
| FEB 23 | 19°C | 17°C | 16°C | 19°C |
| FEB 24 | 19°C | 17°C | 17°C | 18°C |
| FEB 25 | 19°C | 18°C | 17°C | 19°C |
| FEB 26 | 18°C | 18°C | 17°C | 18°C |
| FEB 27 | 18°C | 18°C | 17°C | 18°C |
| FEB 28 | 18°C | 18°C | 17°C | 17°C |
| FEB 29 | -10°C | 18°C | 18°C | 19°C |
February: Climate and Swimming Opportunities
Average Night Air Temperature
18°C
Average Day Air Temperature
34°C
Precipitation Amount per Month
1 mm
Number of Rainy Days
1
Daylight per Day
12 hrs
Sunshine per Day
9 hrs
Average Wind Speed
13 km/h
Average Humidity
49%
With such a ratio between the average monthly temperatures of water and air, the swim feels brisk and very refreshing. The air is warm enough to make the cool water easy to handle, especially for short swims.