Weather in Bonn on 13 August 2026
Preliminary outlook for 13 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +31°C and nighttime around +18°C, average precipitation 1 mm, wind around 2 m/s, humidity around 59%.
This is a climate-based estimate, not a precise long-range forecast. It is replaced by hourly data when the date enters the forecast window.
+28°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +18°C
Precipitation: 0 mm
Wind: 1 — 2 m/s
Humidity: 44%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +37°C | Sun hours | 14 h |
| UV index | 7 | Cloud cover (avg.) | 1% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +27°C | Dew point (avg.) | +12°C |
| Heat index (avg.) | +28°C | Wind chill (avg.) | +27°C |
| Wind gusts (max.) | 4 m/s | Wind direction (avg.) | 129° ↙ (SW) |
Sunrise
06:16
Duration
14 h 39 min
Sunset
20:55
Moonrise
22:14
Moonset
11:02
Moon phase
Waning Gibbous
Illumination
66%
+26°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +19°C
Precipitation: 5.7 mm
Wind: 2 — 2 m/s
Humidity: 71%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +35°C | Sun hours | 12 h |
| UV index | 7 | Cloud cover (avg.) | 24% |
| Pressure (avg.) | 757 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 9 km | Sea temperature | — |
| Feels like (avg.) | +29°C | Dew point (avg.) | +20°C |
| Heat index (avg.) | +29°C | Wind chill (avg.) | +27°C |
| Wind gusts (max.) | 4 m/s | Wind direction (avg.) | 171° ↓ (SSW) |
Sunrise
06:17
Duration
14 h 38 min
Sunset
20:55
Moonrise
16:42
Moonset
Does not set today
Moon phase
First Quarter
Illumination
57%
+20°C
Weather archive — for 2023 year
Partly Cloudy
Weather archive — for 2023 year
Nighttime: +15°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 67%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +26°C | Sun hours | 13 h |
| UV index | 5 | Cloud cover (avg.) | 38% |
| Pressure (avg.) | 763 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +21°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 226° ↙ (WSW) |
Sunrise
06:16
Duration
14 h 40 min
Sunset
20:56
Moonrise
02:32
Moonset
20:17
Moon phase
Waning Crescent
Illumination
13%
+25°C
Weather archive — for 2022 year
Clear/Sunny
Weather archive — for 2022 year
Nighttime: +18°C
Precipitation: 0 mm
Wind: 3 — 4 m/s
Humidity: 35%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +33°C | Sun hours | 14 h |
| UV index | 7 | Cloud cover (avg.) | 5% |
| Pressure (avg.) | 763 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +24°C | Dew point (avg.) | +8°C |
| Heat index (avg.) | +25°C | Wind chill (avg.) | +25°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 104° → (ESE) |
Sunrise
06:16
Duration
14 h 40 min
Sunset
20:56
Moonrise
22:01
Moonset
07:16
Moon phase
Full Moon
Illumination
100%
+22°C
Weather archive — for 2021 year
Partly Cloudy
Weather archive — for 2021 year
Nighttime: +17°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 70%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +26°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 35% |
| Pressure (avg.) | 765 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +22°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +22°C | Wind chill (avg.) | +22°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 204° ← (W) |
Sunrise
06:16
Duration
14 h 40 min
Sunset
20:56
Moonrise
11:36
Moonset
23:06
Moon phase
Waxing Crescent
Illumination
32%
+26°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +22°C
Precipitation: 0 mm
Wind: 3 — 3 m/s
Humidity: 64%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +31°C | Sun hours | 12 h |
| UV index | 7 | Cloud cover (avg.) | 26% |
| Pressure (avg.) | 759 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +27°C | Dew point (avg.) | +19°C |
| Heat index (avg.) | +27°C | Wind chill (avg.) | +26°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 178° ↙ (SW) |
Sunrise
06:17
Duration
14 h 38 min
Sunset
20:55
Moonrise
00:49
Moonset
17:03
Moon phase
Last Quarter
Illumination
30%
Weather in Bonn on 13 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+37°C
|
+18°C
|
+28°C | 14 h | 7 | 44% | 1 — 2 m/s |
| 2024 |
+35°C
|
+19°C
|
+26°C | 12 h | 7 | 71% | 2 — 2 m/s |
| 2023 |
+26°C
|
+15°C
|
+20°C | 13 h | 5 | 67% | 2 — 3 m/s |
| 2022 |
+33°C
|
+18°C
|
+25°C | 14 h | 7 | 35% | 3 — 4 m/s |
| 2021 |
+26°C
|
+17°C
|
+22°C | 14 h | 6 | 70% | 2 — 3 m/s |
| 2020 |
+31°C
|
+22°C
|
+26°C | 12 h | 7 | 64% | 3 — 3 m/s |