Weather in Dortmund on 20 August 2026
Preliminary outlook for 20 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +26°C and nighttime around +17°C, average precipitation 0.2 mm, wind around 3 m/s, humidity around 62%.
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.
+20°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +14°C
Precipitation: 0 mm
Wind: 3 — 4 m/s
Humidity: 59%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +25°C | Sun hours | 14 h |
| UV index | 5 | Cloud cover (avg.) | 16% |
| Pressure (avg.) | 759 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +20°C | Dew point (avg.) | +11°C |
| Heat index (avg.) | +20°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 32° ↑ (NNE) |
Sunrise
06:24
Duration
14 h 18 min
Sunset
20:42
Moonrise
01:47
Moonset
19:44
Moon phase
Waning Crescent
Illumination
15%
+21°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +16°C
Precipitation: 0 mm
Wind: 3 — 4 m/s
Humidity: 60%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +27°C | Sun hours | 11 h |
| UV index | 6 | Cloud cover (avg.) | 11% |
| Pressure (avg.) | 760 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +21°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +21°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 187° ↓ (SSW) |
Sunrise
06:24
Duration
14 h 18 min
Sunset
20:42
Moonrise
21:13
Moonset
06:37
Moon phase
Full Moon
Illumination
100%
+24°C
Weather archive — for 2023 year
Overcast
Weather archive — for 2023 year
Nighttime: +19°C
Precipitation: 0 mm
Wind: 1 — 2 m/s
Humidity: 66%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +28°C | Sun hours | 9 h |
| UV index | 6 | Cloud cover (avg.) | 54% |
| Pressure (avg.) | 766 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +24°C | Dew point (avg.) | +18°C |
| Heat index (avg.) | +24°C | Wind chill (avg.) | +24°C |
| Wind gusts (max.) | 4 m/s | Wind direction (avg.) | 162° ↗ (NE) |
Sunrise
06:23
Duration
14 h 20 min
Sunset
20:43
Moonrise
10:52
Moonset
22:10
Moon phase
Waxing Crescent
Illumination
23%
+21°C
Weather archive — for 2022 year
Patchy rain nearby
Weather archive — for 2022 year
Nighttime: +18°C
Precipitation: 0.4 mm
Wind: 3 — 4 m/s
Humidity: 60%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +25°C | Sun hours | 7 h |
| UV index | 5 | Cloud cover (avg.) | 64% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +21°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +21°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 248° ↓ (SSW) |
Sunrise
06:23
Duration
14 h 20 min
Sunset
20:43
Moonrise
Does not rise today
Moonset
16:57
Moon phase
Last Quarter
Illumination
39%
+19°C
Weather archive — for 2021 year
Patchy rain nearby
Weather archive — for 2021 year
Nighttime: +15°C
Precipitation: 0.2 mm
Wind: 2 — 2 m/s
Humidity: 68%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +23°C | Sun hours | 7 h |
| UV index | 4 | Cloud cover (avg.) | 76% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +18°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +20°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 241° ↙ (WSW) |
Sunrise
06:24
Duration
14 h 18 min
Sunset
20:42
Moonrise
20:08
Moonset
02:41
Moon phase
Waxing Gibbous
Illumination
83%
+25°C
Weather archive — for 2020 year
Cloudy
Weather archive — for 2020 year
Nighttime: +20°C
Precipitation: 0.7 mm
Wind: 3 — 4 m/s
Humidity: 59%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +30°C | Sun hours | 10 h |
| UV index | 6 | Cloud cover (avg.) | 68% |
| Pressure (avg.) | 756 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 9 km | Sea temperature | — |
| Feels like (avg.) | +25°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +26°C | Wind chill (avg.) | +25°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 185° ↓ (SSW) |
Sunrise
06:24
Duration
14 h 18 min
Sunset
20:42
Moonrise
07:27
Moonset
21:43
Moon phase
Waxing Crescent
Illumination
6%
Weather in Dortmund on 20 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+25°C
|
+14°C
|
+20°C | 14 h | 5 | 59% | 3 — 4 m/s |
| 2024 |
+27°C
|
+16°C
|
+21°C | 11 h | 6 | 60% | 3 — 4 m/s |
| 2023 |
+28°C
|
+19°C
|
+24°C | 9 h | 6 | 66% | 1 — 2 m/s |
| 2022 |
+25°C
|
+18°C
|
+21°C | 7 h | 5 | 60% | 3 — 4 m/s |
| 2021 |
+23°C
|
+15°C
|
+19°C | 7 h | 4 | 68% | 2 — 2 m/s |
| 2020 |
+30°C
|
+20°C
|
+25°C | 10 h | 6 | 59% | 3 — 4 m/s |