Saint Ann, Missouri Climate
United States
Pop. 13,020 Elev. 183 m / 600 ft
TZ: America/Chicago (UTC-5) ·
Saint Ann has warm summers with average highs of 89°F (32°C) in July, and frigid winters averaging 20°F (-7°C) in January. Humidity pushes the summer feels-like temperature to around 107°F (42°C). Rain falls on about 59 days per year (38.7 in / 983 mm total), with snow on 5 days and 30 in (757 mm) of annual accumulation. The city averages 126 sunny days per year and around 43 thunderstorm days. Nearby lake water reaches 83°F (28°C) in summer.
| Temperature | 89°F (31°C) high | 20°F (-7°C) low |
| Feels like | 107°F (41°C) high | 14°F (-10°C) low |
| Rain | 59 days | 38.7 in (983 mm) /yr |
| Snow | 5 days | 29.8 in (757 mm) /yr |
| Sky | 126 sunny | 43 stormy |
| Wind | 2.1 mph (0.9 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Mar, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
48
Jan 60
Feb 51
Mar 67
Apr 63
May 56
Jun 60
Jul 46
Aug 43
Sep 43
Oct 52
Nov 59
Dec Humidity (%)
66
Jan 65
Feb 51
Mar 63
Apr 66
May 74
Jun 77
Jul 70
Aug 64
Sep 67
Oct 68
Nov 72
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 2 mi St. Louis Lambert International Airport (STL)
Ski resort 20 mi Hidden Valley
National park 98 mi Emmett Till and Mamie Till-Mobley National Monument
Hospital 2 mi Ranken Jordan Pediatric Bridge Hospital
Hiking trail 4 mi ADT - Missouri - L - Seg 1
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 36°F 2°C | 20°F -7°C | 0.7 in 19 mm | 13.9 in354 mm | 13 |
| February | 43°F 6°C | 26°F -3°C | 0.7 in 19 mm | 7.7 in196 mm | 9 |
| March | 66°F 19°C | 42°F 6°C | 3.2 in 81 mm | 0.4 in10 mm | 13 |
| April | 70°F 21°C | 50°F 10°C | 6.2 in 158 mm | — | 5 |
| May | 74°F 24°C | 57°F 14°C | 5.1 in 130 mm | — | 9 |
| June | 84°F 29°C | 69°F 21°C | 7.5 in 191 mm | — | 9 |
| July | 89°F 31°C | 74°F 23°C | 5.3 in 134 mm | — | 8 |
| August | 85°F 29°C | 66°F 19°C | 1.0 in 25 mm | — | 15 |
| September | 84°F 29°C | 59°F 15°C | 3.1 in 78 mm | — | 12 |
| October | 72°F 22°C | 52°F 11°C | 3.0 in 76 mm | — | 16 |
| November | 57°F 14°C | 40°F 4°C | 2.3 in 58 mm | 5.6 in142 mm | 10 |
| December | 45°F 7°C | 29°F -2°C | 0.6 in 16 mm | 2.1 in55 mm | 7 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 13 | 1 |
| February | 9 | 0 |
| March | 13 | 4 |
| April | 5 | 7 |
| May | 9 | 5 |
| June | 9 | 9 |
| July | 8 | 10 |
| August | 15 | 1 |
| September | 12 | 1 |
| October | 16 | 2 |
| November | 10 | 3 |
| December | 7 | 0 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 33°F 0°C |
| February | 32°F 0°C |
| March | 49°F 9°C |
| April | 58°F 15°C |
| May | 65°F 19°C |
| June | 77°F 25°C |
| July | 83°F 28°C |
| August | 78°F 25°C |
| September | 72°F 22°C |
| October | 62°F 17°C |
| November | 47°F 8°C |
| December | 34°F 1°C |