Troy, Missouri Climate
United States
Pop. 11,542 Elev. 163 m / 535 ft
TZ: America/Chicago (UTC-5) ·
Summers in Troy are warm, with July highs around 88°F (31°C), while winters are frigid with January lows of 20°F (-7°C). Humidity pushes the summer feels-like temperature to 105°F (41°C), while wind chill can drive winter lows to 13°F (-11°C). Expect around 55 rainy days annually (35.7 in / 907 mm total), with snow on 4 days and 31 in (778 mm) of annual accumulation. The city averages 131 sunny days per year and around 42 thunderstorm days. Nearby lake water reaches 83°F (28°C) in summer.
| Temperature | 88°F (31°C) high | 20°F (-7°C) low |
| Feels like | 105°F (41°C) high | 13°F (-10°C) low |
| Rain | 55 days | 35.7 in (907 mm) /yr |
| Snow | 4 days | 30.6 in (778 mm) /yr |
| Sky | 131 sunny | 42 stormy |
| Wind | 2.2 mph (1.0 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 59
Feb 50
Mar 67
Apr 60
May 54
Jun 60
Jul 47
Aug 43
Sep 44
Oct 51
Nov 60
Dec Humidity (%)
64
Jan 63
Feb 50
Mar 61
Apr 64
May 74
Jun 76
Jul 68
Aug 63
Sep 66
Oct 67
Nov 71
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 37 mi St. Louis Lambert International Airport (STL)
Ski resort 35 mi Hidden Valley
National park 134 mi Emmett Till and Mamie Till-Mobley National Monument
Hospital 1 mi Mercy Hospital Lincoln Grounds
Hiking trail 24 mi Old Hamburg Trail
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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 | 0.5 in 13 mm | 14.3 in363 mm | 13 |
| February | 42°F 6°C | 26°F -3°C | 0.5 in 13 mm | 6.4 in163 mm | 8 |
| March | 65°F 18°C | 42°F 6°C | 3.3 in 84 mm | 0.7 in18 mm | 13 |
| April | 69°F 21°C | 49°F 10°C | 6.1 in 155 mm | — | 5 |
| May | 74°F 23°C | 56°F 13°C | 4.2 in 106 mm | — | 11 |
| June | 84°F 29°C | 68°F 20°C | 6.7 in 171 mm | — | 10 |
| July | 88°F 31°C | 73°F 23°C | 4.8 in 123 mm | — | 9 |
| August | 85°F 30°C | 66°F 19°C | 0.8 in 20 mm | — | 14 |
| September | 84°F 29°C | 60°F 15°C | 2.4 in 61 mm | — | 13 |
| October | 72°F 22°C | 53°F 12°C | 3.8 in 96 mm | — | 16 |
| November | 57°F 14°C | 40°F 4°C | 1.9 in 49 mm | 6.9 in175 mm | 11 |
| December | 45°F 7°C | 28°F -2°C | 0.6 in 15 mm | 2.4 in60 mm | 8 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 13 | 0 |
| February | 8 | 0 |
| March | 13 | 4 |
| April | 5 | 7 |
| May | 11 | 4 |
| June | 10 | 8 |
| July | 9 | 10 |
| August | 14 | 1 |
| September | 13 | 3 |
| October | 16 | 2 |
| November | 11 | 3 |
| December | 8 | 0 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 33°F 0°C |
| February | 32°F 0°C |
| March | 48°F 9°C |
| April | 58°F 14°C |
| May | 65°F 18°C |
| June | 76°F 25°C |
| July | 83°F 28°C |
| August | 77°F 25°C |
| September | 72°F 22°C |
| October | 62°F 17°C |
| November | 47°F 8°C |
| December | 34°F 1°C |