Weather in Hamburg on 17 August 2026
Preliminary outlook for 17 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +24°C and nighttime around +15°C, average precipitation 1.3 mm, wind around 4 m/s, humidity around 73%.
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.
+17°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +12°C
Precipitation: 0 mm
Wind: 3 — 3 m/s
Humidity: 67%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +23°C | Sun hours | 14 h |
| UV index | 5 | Cloud cover (avg.) | 23% |
| Pressure (avg.) | 765 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +17°C | Dew point (avg.) | +11°C |
| Heat index (avg.) | +18°C | Wind chill (avg.) | +17°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 159° ↑ (N) |
Sunrise
06:03
Duration
14 h 41 min
Sunset
20:44
Moonrise
23:15
Moonset
16:45
Moon phase
Last Quarter
Illumination
37%
+18°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +14°C
Precipitation: 1 mm
Wind: 2 — 3 m/s
Humidity: 74%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +23°C | Sun hours | 13 h |
| UV index | 4 | Cloud cover (avg.) | 36% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +19°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +20°C | Wind chill (avg.) | +19°C |
| Wind gusts (max.) | 3 m/s | Wind direction (avg.) | 293° ← (WNW) |
Sunrise
06:04
Duration
14 h 39 min
Sunset
20:43
Moonrise
20:19
Moonset
02:01
Moon phase
Waxing Gibbous
Illumination
86%
+16°C
Weather archive — for 2023 year
Moderate or heavy rain shower
Weather archive — for 2023 year
Nighttime: +14°C
Precipitation: 5.1 mm
Wind: 3 — 4 m/s
Humidity: 88%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +19°C | Sun hours | 1 h |
| UV index | 5 | Cloud cover (avg.) | 79% |
| Pressure (avg.) | 767 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +17°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +17°C | Wind chill (avg.) | +17°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 48° ↗ (ENE) |
Sunrise
06:02
Duration
14 h 43 min
Sunset
20:45
Moonrise
07:06
Moonset
21:33
Moon phase
Waxing Crescent
Illumination
1%
+24°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: 62%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +31°C | Sun hours | 12 h |
| UV index | 6 | Cloud cover (avg.) | 17% |
| Pressure (avg.) | 758 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +24°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +24°C | Wind chill (avg.) | +24°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 77° ↗ (ENE) |
Sunrise
06:03
Duration
14 h 42 min
Sunset
20:45
Moonrise
22:47
Moonset
12:56
Moon phase
Waning Gibbous
Illumination
61%
+16°C
Weather archive — for 2021 year
Heavy rain at times
Weather archive — for 2021 year
Nighttime: +13°C
Precipitation: 1.9 mm
Wind: 7 — 8 m/s
Humidity: 84%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +18°C | Sun hours | 8 h |
| UV index | 4 | Cloud cover (avg.) | 80% |
| Pressure (avg.) | 757 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 9 km | Sea temperature | — |
| Feels like (avg.) | +15°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +15°C | Wind chill (avg.) | +15°C |
| Wind gusts (max.) | 14 m/s | Wind direction (avg.) | 270° ← (W) |
Sunrise
06:03
Duration
14 h 41 min
Sunset
20:44
Moonrise
16:57
Moonset
Does not set today
Moon phase
First Quarter
Illumination
61%
+23°C
Weather archive — for 2020 year
Patchy rain nearby
Weather archive — for 2020 year
Nighttime: +19°C
Precipitation: 0.1 mm
Wind: 3 — 4 m/s
Humidity: 63%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +28°C | Sun hours | 12 h |
| UV index | 6 | Cloud cover (avg.) | 47% |
| Pressure (avg.) | 757 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +24°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +25°C | Wind chill (avg.) | +23°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 144° ↘ (SE) |
Sunrise
06:03
Duration
14 h 40 min
Sunset
20:43
Moonrise
03:24
Moonset
20:26
Moon phase
Waning Crescent
Illumination
1%
Weather in Hamburg on 17 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+23°C
|
+12°C
|
+17°C | 14 h | 5 | 67% | 3 — 3 m/s |
| 2024 |
+23°C
|
+14°C
|
+18°C | 13 h | 4 | 74% | 2 — 3 m/s |
| 2023 |
+19°C
|
+14°C
|
+16°C | 1 h | 5 | 88% | 3 — 4 m/s |
| 2022 |
+31°C
|
+18°C
|
+24°C | 12 h | 6 | 62% | 3 — 4 m/s |
| 2021 |
+18°C
|
+13°C
|
+16°C | 8 h | 4 | 84% | 7 — 8 m/s |
| 2020 |
+28°C
|
+19°C
|
+23°C | 12 h | 6 | 63% | 3 — 4 m/s |