When to go · Bonn
Bonn, month by month
The best months for Bonn: May, Jun, Jul, Aug, Sep, Dec. Months to avoid: Jan, Feb.
Month by month
- JanuaryAvoidListed as a month to avoid: Jan–Feb (grey and wet).6 °C (43 °F) / 0 °C (32 °F), 13 rain days43 °F (6 °C) / 32 °F (0 °C), 13 rain daysCrowds: Low
- FebruaryAvoidListed as a month to avoid: Jan–Feb (grey and wet).7 °C (45 °F) / 0 °C (32 °F), 12 rain days45 °F (7 °C) / 32 °F (0 °C), 12 rain daysCrowds: Medium
- MarchMixedOutside the best window (May–Sep, Dec (Christmas market)). Across Germany: Grey and changeable; spring trade fairs lift prices in Frankfurt, Hannover and Leipzig.11 °C (52 °F) / 2 °C (36 °F), 12 rain days52 °F (11 °C) / 36 °F (2 °C), 12 rain daysCrowds: Low · 1 festival or holiday
- AprilGoodOutside the best window (May–Sep, Dec (Christmas market)). Across Germany: Blossom along the Rhine and in Franconia; Easter closures; white-asparagus season starts.16 °C (61 °F) / 5 °C (41 °F), 11 rain days61 °F (16 °C) / 41 °F (5 °C), 11 rain daysCrowds: Medium
- MayGreatInside Bonn's best window: May–Sep, Dec (Christmas market).19 °C (66 °F) / 9 °C (48 °F), 13 rain days66 °F (19 °C) / 48 °F (9 °C), 13 rain daysCrowds: Medium
- JuneGreatInside Bonn's best window: May–Sep, Dec (Christmas market).23 °C (73 °F) / 12 °C (54 °F), 13 rain days73 °F (23 °C) / 54 °F (12 °C), 13 rain daysCrowds: High
- JulyGreatInside Bonn's best window: May–Sep, Dec (Christmas market).24 °C (75 °F) / 14 °C (57 °F), 14 rain days75 °F (24 °C) / 57 °F (14 °C), 14 rain daysCrowds: High
- AugustGreatInside Bonn's best window: May–Sep, Dec (Christmas market).24 °C (75 °F) / 13 °C (55 °F), 14 rain days75 °F (24 °C) / 55 °F (13 °C), 14 rain daysCrowds: High
- SeptemberGreatInside Bonn's best window: May–Sep, Dec (Christmas market).20 °C (68 °F) / 10 °C (50 °F), 12 rain days68 °F (20 °C) / 50 °F (10 °C), 12 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGoodOutside the best window (May–Sep, Dec (Christmas market)). Across Germany: Wine harvest on the Rhine and Moselle; autumn colours; 3 October holiday.15 °C (59 °F) / 7 °C (45 °F), 13 rain days59 °F (15 °C) / 45 °F (7 °C), 13 rain daysCrowds: Medium · 1 festival or holiday
- NovemberMixedOutside the best window (May–Sep, Dec (Christmas market)). Across Germany: Dark and wet until the Christmas markets open in the last week.10 °C (50 °F) / 4 °C (39 °F), 14 rain days50 °F (10 °C) / 39 °F (4 °C), 14 rain daysCrowds: Low · 1 festival or holiday
- DecemberGreatInside Bonn's best window: May–Sep, Dec (Christmas market).6 °C (43 °F) / 2 °C (36 °F), 14 rain days43 °F (6 °C) / 36 °F (2 °C), 14 rain daysCrowds: High · 2 festivals or holidays
Compare two months
Weather, crowds and prices for any two months in Bonn, side by side.
Verdict
May: Great
Jun: Great
Daytime high
May: 19 °C (66 °F)66 °F (19 °C)
Jun: 23 °C (73 °F)73 °F (23 °C)
Night low
May: 9 °C (48 °F)48 °F (9 °C)
Jun: 12 °C (54 °F)54 °F (12 °C)
Rain days
May: 13
Jun: 13
Crowds
May: Medium
Jun: High
Prices
May: Medium
Jun: Medium
Festivals listed
May: 0
Jun: 0
May: Inside Bonn's best window: May–Sep, Dec (Christmas market).
June: Inside Bonn's best window: May–Sep, Dec (Christmas market).
Bonn: figures are long-term averages from this guide, not a forecast.