Troy, Ohio Climate by Month
Troy, Ohio, United States
Warm summers and cold winters, with rain spread through the year.
Warm summers and cold winters, with rain spread through the year: that's Troy's climate in short. Expect highs of 85°F (29°C) in July and 36°F (2°C) in January, with the coldest nights (January) near 20°F (-7°C). About 38 in (976 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 85°F(29°C)
- Average high, July
- Coldest nights
- 20°F(-7°C)
- Average low, January
- Rain per year
- 38 in(976 mm)
- No clear rainy season
- Humidity
- 73%
- Sunniest: July
Best and worst months in Troy
Best for weatherMay and September are the best time for weather in Troy: highs near 76°F (24°C) and about 3.5 in (89 mm) of rain a month.
Least pleasantJanuary is the least pleasant month: it's the coldest, with highs of only 36°F (2°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in September.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Troy weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 36°F(2°C) | 20°F(-7°C) | 2.6 in(65 mm) | 78% | 1.5 |
| FebFebruary | 40°F(4°C) | 22°F(-5°C) | 2.2 in(56 mm) | 85% | 2.5 |
| MarMarch | 51°F(10°C) | 31°F(-1°C) | 3.4 in(86 mm) | 70% | 3.6 |
| AprApril | 63°F(17°C) | 40°F(5°C) | 4.1 in(105 mm) | 68% | 4.5 |
| MayMayBest | 74°F(23°C) | 52°F(11°C) | 4.3 in(108 mm) | 67% | 5.3 |
| JunJune | 82°F(28°C) | 60°F(16°C) | 4.1 in(105 mm) | 69% | 5.8 |
| JulJuly | 85°F(29°C) | 64°F(18°C) | 3.4 in(86 mm) | 69% | 6.0 |
| AugAugust | 84°F(29°C) | 62°F(17°C) | 3.1 in(78 mm) | 73% | 5.3 |
| SepSeptemberBest | 78°F(26°C) | 54°F(12°C) | 2.7 in(69 mm) | 68% | 4.4 |
| OctOctober | 66°F(19°C) | 43°F(6°C) | 2.7 in(69 mm) | 69% | 3.0 |
| NovNovember | 52°F(11°C) | 33°F(1°C) | 2.9 in(74 mm) | 76% | 1.9 |
| DecDecember | 40°F(4°C) | 25°F(-4°C) | 3.0 in(75 mm) | 81% | 1.4 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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