Jena Climate by Month
Jena, Thuringia, Germany
Warm summers and cold winters, with rain spread through the year.
Jena has warm summers and cold winters, with rain spread through the year. July is the warmest month, with highs around 78°F (25°C); January is the coolest at 40°F (4°C), and nights dip to 30°F (-1°C). About 24 in (604 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 78°F(25°C)
- Average high, July
- Coldest nights
- 30°F(-1°C)
- Average low, January
- Rain per year
- 24 in(604 mm)
- No clear rainy season
- Humidity
- 74%
- Sunniest: June
Best and worst months in Jena
Best for weatherJune to August are the best time for weather in Jena: highs near 76°F (25°C) and about 2.6 in (66 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; December is the coldest, with highs of only 41°F (5°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 June.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Jena weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 40°F(4°C) | 30°F(-1°C) | 1.5 in(39 mm) | 73% | 0.7 |
| FebFebruary | 43°F(6°C) | 31°F(-1°C) | 1.4 in(35 mm) | 81% | 1.4 |
| MarMarch | 50°F(10°C) | 35°F(2°C) | 1.8 in(45 mm) | 76% | 2.5 |
| AprApril | 60°F(16°C) | 40°F(5°C) | 1.5 in(38 mm) | 65% | 4.1 |
| MayMay | 68°F(20°C) | 47°F(8°C) | 2.4 in(61 mm) | 68% | 5.0 |
| JunJuneBest | 74°F(23°C) | 53°F(12°C) | 2.3 in(59 mm) | 70% | 5.4 |
| JulJulyBest | 78°F(25°C) | 57°F(14°C) | 3.0 in(75 mm) | 66% | 5.3 |
| AugAugustBest | 78°F(25°C) | 56°F(13°C) | 2.5 in(63 mm) | 67% | 4.6 |
| SepSeptember | 69°F(20°C) | 50°F(10°C) | 2.0 in(51 mm) | 70% | 3.0 |
| OctOctober | 59°F(15°C) | 43°F(6°C) | 1.8 in(46 mm) | 79% | 1.7 |
| NovNovember | 48°F(9°C) | 37°F(3°C) | 1.9 in(47 mm) | 87% | 0.8 |
| DecDecember | 41°F(5°C) | 32°F(0°C) | 1.8 in(45 mm) | 82% | 0.6 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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