Ulm Climate by Month
Ulm, Baden-Wurttemberg, Germany
Warm summers and cold winters, with rain spread through the year.
Warm summers and cold winters, with rain spread through the year: that's Ulm's climate in short. July is the warmest month, with highs around 76°F (24°C); January is the coolest at 37°F (3°C), and nights dip to 28°F (-2°C). It gets 29 in (741 mm) of rain a year, spread across the months.
- Warmest month
- 76°F(24°C)
- Average high, July
- Coldest nights
- 28°F(-2°C)
- Average low, January
- Rain per year
- 29 in(741 mm)
- No clear rainy season
- Humidity
- 76%
- Sunniest: June
Best and worst months in Ulm
Best for weatherThe most comfortable weather comes from June to August, with highs around 75°F (24°C) and about 3.2 in (81 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; December is the coldest, with highs of only 38°F (3°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 August.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Ulm weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 37°F(3°C) | 28°F(-2°C) | 1.9 in(48 mm) | 82% | 1.0 |
| FebFebruary | 40°F(4°C) | 28°F(-2°C) | 1.6 in(41 mm) | 76% | 1.7 |
| MarMarch | 49°F(9°C) | 33°F(1°C) | 1.9 in(47 mm) | 69% | 2.9 |
| AprApril | 58°F(15°C) | 39°F(4°C) | 1.8 in(45 mm) | 69% | 4.4 |
| MayMay | 66°F(19°C) | 46°F(8°C) | 3.2 in(81 mm) | 71% | 5.2 |
| JunJuneBest | 73°F(23°C) | 53°F(12°C) | 3.1 in(80 mm) | 67% | 5.6 |
| JulJulyBest | 76°F(24°C) | 56°F(13°C) | 3.3 in(85 mm) | 70% | 5.5 |
| AugAugustBest | 75°F(24°C) | 55°F(13°C) | 3.0 in(77 mm) | 71% | 4.8 |
| SepSeptember | 66°F(19°C) | 47°F(9°C) | 2.5 in(64 mm) | 76% | 3.3 |
| OctOctober | 56°F(13°C) | 42°F(5°C) | 2.4 in(62 mm) | 86% | 2.0 |
| NovNovember | 44°F(7°C) | 34°F(1°C) | 2.1 in(54 mm) | 86% | 1.1 |
| DecDecember | 38°F(3°C) | 29°F(-1°C) | 2.2 in(57 mm) | 92% | 0.8 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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