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    Germany

    Bonn weather and climate in 2024

     

    Day

    6 °C

     

    Night

    0 °C

     

    Sea

    0 °C

     

    Precipitation

    56 mm

    in month

     

    Rainy days

    14 days

    in month

     

    Daylight

    8 hours

    average

     

    Sunshine

    1 hours

    average

     

    Humidity

    90 %

     

    Day

    6 °C

     

    Night

    0 °C

     

    Sea

    0 °C

     

    Precipitation

    56 mm

    in month

     

    Rainy days

    14 days

    in month

     

    Daylight

    8 hours

    average

     

    Sunshine

    1 hours

    average

     

    Humidity

    90 %

    Overview: Bonn
    Bonn, the quaint city along the Rhine River, experiences a temperate oceanic climate. The city's weather is shaped by mild to warm summers with occasional rainfall, while winters are cool and cloudier. Daytime temperatures range from a refreshing 6 °C (42 °F) in January to a warm 24 °C (76 °F) in July. Precipitation is spread throughout the year, with July typically being the wettest month at 78 mm (3.08 in) and February the driest at 47 mm (1.85 in). In terms of temperature fluctuations, nighttime lows average around 0 °C (32 °F) during winter months to 14 °C (57 °F) in the summer.

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    Weather overview for Bonn

    Weather overview

    Bonn, the quaint city along the Rhine River, experiences a temperate oceanic climate. The city's weather is shaped by mild to warm summers with occasional rainfall, while winters are cool and cloudier. Daytime temperatures range from a refreshing 6 °C (42 °F) in January to a warm 24 °C (76 °F) in July. Precipitation is spread throughout the year, with July typically being the wettest month at 78 mm (3.08 in) and February the driest at 47 mm (1.85 in). In terms of temperature fluctuations, nighttime lows average around 0 °C (32 °F) during winter months to 14 °C (57 °F) in the summer.

    January weather

    January in Bonn brings a chilly 6 °C (42 °F) during the day, with an average nighttime low dropping to freezing levels at 0 °C (32 °F). This month sees moderate precipitation with an average of 56 mm (2.22 in) and a consistent number of 14 days of wet weather.

    February weather

    February sees a slight uptick in temperatures, with Bonn experiencing an average high of 7 °C (44 °F), accompanied by a reduced average precipitation of 47 mm (1.85 in) across 11 days.

    March weather

    With the arrival of March, Bonn's temperatures continue to rise, reaching an average high of 11 °C (52 °F). The city experiences 13 days of wet weather and an average precipitation of 56 mm (2.21 in).

    April weather

    April ushers in a pleasant 15 °C (59 °F) in the daytime, but Bonn still holds onto the cool nights at 5 °C (41 °F). On average, April sees 11 days of rainy conditions and 49 mm (1.91 in) of rain.

    May weather

    May in Bonn is characterized by a comfortable average high of 20 °C (67 °F). Nights are getting milder too, with an average low of 9 °C (48 °F). The city receives an average of 68 mm (2.68 in) of rainfall spread out over 12 days.

    June weather

    June's weather is warmer with Bonn's daytime highs averaging 22 °C (72 °F) and nighttime lows at 12 °C (53 °F). The city sees a bit more rain with approximately 76 mm (2.99 in) falling on 13 days.

    July weather

    July typically marks the peak of summer with warm 24 °C (76 °F) day temperatures. It's also Bonn's wettest month, averaging 78 mm (3.08 in) of rainfall over 13 days.

    August weather

    August in Bonn slightly cools down to a pleasant 24 °C (75 °F) during the day with typically mild 13 °C (56 °F) nights. Average rainfall persists at 70 mm (2.77 in) across 12 days.

    September weather

    As autumn approaches, Bonn's temperatures in September slightly drop to a high of 20 °C (68 °F), and the nights cool down to an average low of 10 °C (50 °F). The city gets an average of 62 mm (2.44 in) of rain over 12 days.

    October weather

    October sees further cooling with Bonn's average daily highs at 15 °C (59 °F), plummeting to a nippy 7 °C (45 °F) at night. The city experiences 12 days of wet conditions and an average precipitation of 58 mm (2.29 in).

    November weather

    November in Bonn brings cooler days with an average temperature of 9 °C (49 °F), while nights can be quite cold, averaging 4 °C (38 °F). The city sees 13 days of rain and an average of 56 mm (2.21 in) of precipitation.

    December weather

    December heralds the onset of winter with an average daily high of 6 °C (43 °F) and night temperatures dipping to an arguably colder 1 °C (34 °F). December is also replete with rain, experiencing 15 days wet days and totalling 62 mm (2.42 in) of precipitation.

    FAQs

    How cold does it get in Bonn in January?

    In Bonn, January temperatures can be quite cool, with daytime highs averaging at 6 °C (42 °F) and nights often reaching the freezing point. Light layering and warm clothing are advisable to cope with the cold.

    Is February significantly drier than January in Bonn?

    Yes, February in Bonn is typically drier than January, with less frequent rainfall averaging 47 mm (1.85 in) over 11 days. An umbrella is still recommended, but you may see more dry days.

    Does the weather start getting warmer in Bonn in March?

    Definitely, March in Bonn means a noticeable increase in warmth, with day temperatures climbing to an average high of 11 °C (52 °F). It's a time when the first hints of spring are felt.

    How does the climate in Bonn change with the onset of April?

    The climate in April in Bonn becomes quite favorable with average daytime highs reaching 15 °C (59 °F), although evenings maintain a cooler 5 °C (41 °F), suggesting a mixed bag of spring weather.

    Does Bonn experience warm weather in May?

    Bonn welcomes warm weather in May with daytime temperatures peaking at an enjoyable 20 °C (67 °F), which is perfect for outdoor activities.

    How would you describe the temperature in Bonn in June?

    June in Bonn is comfortably warm with an average high of 22 °C (72 °F), ideal for exploring the city and engaging in outdoor events.

    Is July the hottest month in Bonn?

    Yes, July tends to be the hottest month in Bonn, with daytime highs averaging a warm 24 °C (76 °F), making it a great time for summer fun.

    Is August still a warm month in Bonn?

    August remains warm and inviting in Bonn, with average day temperatures hovering around 24 °C (75 °F) – still perfect for most summer activities.

    What's the weather like in Bonn during September?

    September weather in Bonn is mild, with pleasant daytime highs of 20 °C (68 °F) and cooler evenings, signaling the start of autumn.

    Does Bonn get chilly in October?

    Chilliness sets in during October in Bonn, with daytime temps lowering to 15 °C (59 °F) and nights dropping to a brisk 7 °C (45 °F). A cozy jacket is recommended for the crisper air.

    How much does the temperature drop in Bonn in November?

    As winter nears, Bonn's temperature drops to an average daytime high of 9 °C (49 °F), so expect a noticeable decrease in warmth from the preceding months.

    Is December very cold in Bonn?

    December in Bonn can be quite cold with average highs barely reaching just over 6 °C (43 °F), while nights average a chilly 1 °C (34 °F) - warm layers and winter attire are essential.

    Data backed by 40 years of history

    We make the most from 40 years of historical weather data to predict the best weather conditions.

    Selection of world's favourite destinations

    Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.

    16 500 000 weather records

    We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.