Maryville Climate by Month
Maryville, Tennessee, United States
Hot summers and cold winters, with rain spread through the year.
Maryville has hot summers and cold winters, with rain spread through the year. July is the warmest month, with highs around 90°F (32°C); January is the coolest at 49°F (10°C), and nights dip to 29°F (-2°C). About 50 in (1274 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 90°F(32°C)
- Average high, July
- Coldest nights
- 29°F(-2°C)
- Average low, January
- Rain per year
- 50 in(1274 mm)
- No clear rainy season
- Humidity
- 68%
- Sunniest: July
Best and worst months in Maryville
Best for weatherOctober is the best time for weather in Maryville: highs near 74°F (23°C) and about 2.7 in (68 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; January is the coldest, with highs of only 49°F (10°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 October.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Maryville weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 49°F(10°C) | 29°F(-2°C) | 4.2 in(107 mm) | 74% | 2.2 |
| FebFebruary | 54°F(12°C) | 32°F(0°C) | 4.1 in(105 mm) | 64% | 2.8 |
| MarMarch | 63°F(17°C) | 38°F(3°C) | 4.9 in(125 mm) | 64% | 4.0 |
| AprApril | 73°F(23°C) | 46°F(8°C) | 4.3 in(109 mm) | 63% | 5.1 |
| MayMay | 81°F(27°C) | 55°F(13°C) | 4.2 in(106 mm) | 68% | 5.8 |
| JunJune | 87°F(31°C) | 64°F(18°C) | 4.3 in(108 mm) | 67% | 5.9 |
| JulJuly | 90°F(32°C) | 67°F(20°C) | 5.2 in(131 mm) | 69% | 5.9 |
| AugAugust | 89°F(32°C) | 66°F(19°C) | 3.8 in(96 mm) | 71% | 5.6 |
| SepSeptember | 84°F(29°C) | 60°F(16°C) | 3.5 in(89 mm) | 67% | 4.7 |
| OctOctoberBest | 74°F(23°C) | 47°F(8°C) | 2.7 in(68 mm) | 67% | 3.5 |
| NovNovember | 62°F(16°C) | 36°F(2°C) | 4.0 in(102 mm) | 68% | 2.5 |
| DecDecember | 52°F(11°C) | 31°F(-1°C) | 5.0 in(128 mm) | 68% | 1.9 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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