Sullivan, Missouri Climate
United States
Pop. 7,135 Elev. 299 m / 981 ft
TZ: America/Chicago (UTC-5) ·
Sullivan has warm summers with average highs of 88°F (31°C) in July, and frigid winters averaging 22°F (-6°C) in January. Humidity pushes the summer feels-like temperature to around 105°F (41°C). Rain falls on about 58 days per year (38.5 in / 977 mm total), with snow on 5 days and 25 in (624 mm) of annual accumulation. The city averages 125 sunny days per year and around 45 thunderstorm days.
| Temperature | 88°F (31°C) high | 22°F (-6°C) low |
| Feels like | 105°F (40°C) high | 16°F (-9°C) low |
| Rain | 58 days | 38.5 in (977 mm) /yr |
| Snow | 5 days | 24.6 in (624 mm) /yr |
| Sky | 125 sunny | 45 stormy |
| Wind | 2.3 mph (1.0 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Mar, Jul, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
47
Jan 60
Feb 52
Mar 67
Apr 62
May 59
Jun 56
Jul 44
Aug 46
Sep 41
Oct 53
Nov 55
Dec Humidity (%)
62
Jan 65
Feb 49
Mar 65
Apr 72
May 79
Jun 79
Jul 65
Aug 64
Sep 68
Oct 67
Nov 68
Dec Weather Days by Month
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 57 mi St. Louis Lambert International Airport (STL)
Ski resort 36 mi Hidden Valley
National park 121 mi Emmett Till and Mamie Till-Mobley National Monument
Hospital 1 mi Missouri Baptist Sullivan Hospital
Hiking trail 26 mi Wildflower Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 38°F 3°C | 22°F -6°C | 1.6 in 39 mm | 8.3 in212 mm | 14 |
| February | 44°F 7°C | 26°F -3°C | 0.7 in 18 mm | 10.1 in257 mm | 8 |
| March | 66°F 19°C | 43°F 6°C | 2.7 in 69 mm | 1.1 in28 mm | 10 |
| April | 70°F 21°C | 49°F 10°C | 6.6 in 168 mm | 0.0 in1 mm | 5 |
| May | 72°F 22°C | 55°F 13°C | 4.8 in 122 mm | — | 9 |
| June | 83°F 28°C | 68°F 20°C | 8.2 in 207 mm | — | 10 |
| July | 88°F 31°C | 72°F 22°C | 3.6 in 93 mm | — | 9 |
| August | 86°F 30°C | 65°F 18°C | 0.4 in 9 mm | — | 14 |
| September | 84°F 29°C | 59°F 15°C | 3.8 in 96 mm | — | 12 |
| October | 72°F 22°C | 52°F 11°C | 3.0 in 76 mm | — | 16 |
| November | 59°F 15°C | 41°F 5°C | 2.6 in 66 mm | 3.6 in91 mm | 10 |
| December | 48°F 9°C | 31°F -1°C | 0.5 in 13 mm | 1.4 in36 mm | 8 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 14 | 2 |
| February | 8 | 0 |
| March | 10 | 3 |
| April | 5 | 6 |
| May | 9 | 7 |
| June | 10 | 11 |
| July | 9 | 7 |
| August | 14 | 0 |
| September | 12 | 2 |
| October | 16 | 2 |
| November | 10 | 5 |
| December | 8 | 0 |