Hannover Climate by Month
Hannover, Lower Saxony, Germany
Warm summers and cool winters, with rain spread through the year.
Hannover has warm summers and cool winters, with rain spread through the year. July is the warmest month, with highs around 77°F (25°C); January is the coolest at 41°F (5°C), and nights dip to 32°F (0°C). It gets 26 in (669 mm) of rain a year, spread across the months.
- Warmest month
- 77°F(25°C)
- Average high, July
- Coldest nights
- 32°F(0°C)
- Average low, January
- Rain per year
- 26 in(669 mm)
- No clear rainy season
- Humidity
- 75%
- Sunniest: June
Best and worst months in Hannover
Best for weatherThe most comfortable weather comes from June to August, with highs around 75°F (24°C) and about 2.7 in (68 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; December is the coldest, with highs of only 42°F (6°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)
Hannover weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 41°F(5°C) | 32°F(0°C) | 2.2 in(57 mm) | 82% | 0.6 |
| FebFebruary | 43°F(6°C) | 32°F(0°C) | 1.7 in(44 mm) | 79% | 1.3 |
| MarMarch | 50°F(10°C) | 36°F(2°C) | 2.0 in(50 mm) | 75% | 2.4 |
| AprApril | 60°F(16°C) | 41°F(5°C) | 1.5 in(38 mm) | 64% | 4.0 |
| MayMay | 68°F(20°C) | 47°F(9°C) | 2.1 in(54 mm) | 68% | 5.0 |
| JunJuneBest | 73°F(23°C) | 53°F(12°C) | 2.5 in(63 mm) | 66% | 5.3 |
| JulJulyBest | 77°F(25°C) | 57°F(14°C) | 2.9 in(73 mm) | 67% | 5.2 |
| AugAugustBest | 76°F(24°C) | 56°F(13°C) | 2.6 in(67 mm) | 69% | 4.4 |
| SepSeptember | 67°F(20°C) | 50°F(10°C) | 2.2 in(57 mm) | 77% | 3.1 |
| OctOctober | 58°F(14°C) | 44°F(7°C) | 2.2 in(56 mm) | 79% | 1.7 |
| NovNovember | 48°F(9°C) | 39°F(4°C) | 2.0 in(50 mm) | 84% | 0.8 |
| DecDecember | 42°F(6°C) | 34°F(1°C) | 2.4 in(60 mm) | 89% | 0.5 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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