Troy, IN

Climate overview — based on NOAA 1991-2020 normals from TELL CITY, IN US.

Cfa Humid subtropical climate 8a USDA hardiness Zone 8a

Year-round temperatures (°F)

20° 40° 60° 80° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Troy has an annual average temperature of 55.7°F with about 51.3 inches of precipitation per year. The warmest month is July (average high 85.3°F), and the coldest is January (average low 25.8°F). May is typically the wettest month (5.82 in) and August the driest (3.01 in).

Pleasant months
2 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
43.2°F
warmest to coldest month
Heating need
4,341
Cooling need
996

Best time to visit Troy

Full guide →

Climate change signal

All-time records →

16 of 366 (4.4%) of Troy's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.

1930s
15
1940s
141
1950s
73
1960s
29
1970s
9
1980s
33
1990s
16
2000s
17
2010s
24
2020s
9

Bars: number of all-time daily heat records still standing that were set in each decade.

Monthly averages

Month Avg High Avg Low Avg Temp Precipitation Snow Rainy days
January 40.5°F 25.8°F 33.1°F 3.70 in 9
February 44.7°F 28.2°F 36.5°F 3.49 in 8
March 54.2°F 35.5°F 44.9°F 4.74 in 10
April 65.7°F 44.9°F 55.3°F 5.30 in 11
May 74.4°F 54.9°F 64.6°F 5.82 in 11
June 82.2°F 63.6°F 72.9°F 5.05 in 9
July 85.3°F 67.3°F 76.3°F 4.12 in 9
August 84.7°F 65.7°F 75.2°F 3.01 in 7
September 79.2°F 58.4°F 68.8°F 3.71 in 7
October 68.1°F 47.0°F 57.6°F 3.93 in 7
November 54.9°F 37.1°F 46.0°F 3.93 in 8
December 44.4°F 30.1°F 37.3°F 4.48 in 11

Climate twins of Troy

Why these? →

The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).

Frost dates
Last spring / first fall frost
All-time records
Hottest, coldest, wettest
Planting calendar
What to plant, and when

Compare Troy to another city