Weather in Bonn on 19 August 2026
Preliminary outlook for 19 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +27°C and nighttime around +15°C, average precipitation 0.1 mm, wind around 2 m/s, humidity around 65%.
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.
+22°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +14°C
Precipitation: 0 mm
Wind: 2 — 2 m/s
Humidity: 47%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +31°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 8% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +21°C | Dew point (avg.) | +9°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +22°C |
| Wind gusts (max.) | 4 m/s | Wind direction (avg.) | 88° → (ESE) |
Sunrise
06:26
Duration
14 h 18 min
Sunset
20:44
Moonrise
00:41
Moonset
18:57
Moon phase
Waning Crescent
Illumination
22%
+18°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +12°C
Precipitation: 0 mm
Wind: 1 — 2 m/s
Humidity: 71%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +24°C | Sun hours | 14 h |
| UV index | 5 | Cloud cover (avg.) | 11% |
| Pressure (avg.) | 763 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +19°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +20°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 175° → (ESE) |
Sunrise
06:26
Duration
14 h 17 min
Sunset
20:43
Moonrise
20:57
Moonset
05:16
Moon phase
Full Moon
Illumination
100%
+24°C
Weather archive — for 2023 year
Partly Cloudy
Weather archive — for 2023 year
Nighttime: +19°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 65%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +30°C | Sun hours | 9 h |
| UV index | 6 | Cloud cover (avg.) | 36% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +25°C | Dew point (avg.) | +17°C |
| Heat index (avg.) | +25°C | Wind chill (avg.) | +24°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 200° ← (WNW) |
Sunrise
06:25
Duration
14 h 20 min
Sunset
20:45
Moonrise
09:45
Moonset
22:02
Moon phase
Waxing Crescent
Illumination
16%
+22°C
Weather archive — for 2022 year
Clear/Sunny
Weather archive — for 2022 year
Nighttime: +15°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 65%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +28°C | Sun hours | 12 h |
| UV index | 6 | Cloud cover (avg.) | 11% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +21°C | Dew point (avg.) | +15°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +21°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 249° ↖ (NW) |
Sunrise
06:25
Duration
14 h 19 min
Sunset
20:44
Moonrise
23:53
Moonset
15:40
Moon phase
Last Quarter
Illumination
47%
+17°C
Weather archive — for 2021 year
Overcast
Weather archive — for 2021 year
Nighttime: +15°C
Precipitation: 0.5 mm
Wind: 2 — 3 m/s
Humidity: 77%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +20°C | Sun hours | 4 h |
| UV index | 4 | Cloud cover (avg.) | 80% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +17°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +17°C | Wind chill (avg.) | +17°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 246° ← (W) |
Sunrise
06:26
Duration
14 h 18 min
Sunset
20:44
Moonrise
19:15
Moonset
01:40
Moon phase
Waxing Gibbous
Illumination
76%
+21°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +16°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 67%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +27°C | Sun hours | 12 h |
| UV index | 5 | Cloud cover (avg.) | 37% |
| Pressure (avg.) | 758 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +22°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +22°C | Wind chill (avg.) | +21°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 179° ↓ (S) |
Sunrise
06:26
Duration
14 h 17 min
Sunset
20:43
Moonrise
06:14
Moonset
21:21
Moon phase
New Moon
Illumination
0%
Weather in Bonn on 19 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+31°C
|
+14°C
|
+22°C | 14 h | 6 | 47% | 2 — 2 m/s |
| 2024 |
+24°C
|
+12°C
|
+18°C | 14 h | 5 | 71% | 1 — 2 m/s |
| 2023 |
+30°C
|
+19°C
|
+24°C | 9 h | 6 | 65% | 2 — 3 m/s |
| 2022 |
+28°C
|
+15°C
|
+22°C | 12 h | 6 | 65% | 2 — 3 m/s |
| 2021 |
+20°C
|
+15°C
|
+17°C | 4 h | 4 | 77% | 2 — 3 m/s |
| 2020 |
+27°C
|
+16°C
|
+21°C | 12 h | 5 | 67% | 2 — 3 m/s |