Weather in Stuttgart on 18 August 2026
Preliminary outlook for 18 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +24°C and nighttime around +15°C, average precipitation 0.9 mm, wind around 2 m/s, humidity around 74%.
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.
+18°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +12°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 61%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +25°C | Sun hours | 14 h |
| UV index | 5 | Cloud cover (avg.) | 6% |
| Pressure (avg.) | 764 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +19°C | Dew point (avg.) | +10°C |
| Heat index (avg.) | +19°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 4 m/s | Wind direction (avg.) | 88° → (E) |
Sunrise
06:21
Duration
14 h 12 min
Sunset
20:33
Moonrise
Does not rise today
Moonset
17:32
Moon phase
Last Quarter
Illumination
29%
+17°C
Weather archive — for 2024 year
Heavy rain at times
Weather archive — for 2024 year
Nighttime: +15°C
Precipitation: 4.1 mm
Wind: 3 — 4 m/s
Humidity: 89%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +20°C | Sun hours | 3 h |
| UV index | 4 | Cloud cover (avg.) | 90% |
| Pressure (avg.) | 758 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +18°C | Dew point (avg.) | +17°C |
| Heat index (avg.) | +18°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 256° ↙ (WSW) |
Sunrise
06:21
Duration
14 h 11 min
Sunset
20:32
Moonrise
20:21
Moonset
03:55
Moon phase
Waxing Gibbous
Illumination
93%
+23°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +17°C
Precipitation: 0 mm
Wind: 1 — 2 m/s
Humidity: 69%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +30°C | Sun hours | 14 h |
| UV index | 5 | Cloud cover (avg.) | 23% |
| 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.) | +16°C |
| Heat index (avg.) | +24°C | Wind chill (avg.) | +23°C |
| Wind gusts (max.) | 4 m/s | Wind direction (avg.) | 131° → (ESE) |
Sunrise
06:20
Duration
14 h 14 min
Sunset
20:34
Moonrise
08:30
Moonset
21:41
Moon phase
Waxing Crescent
Illumination
9%
+20°C
Weather archive — for 2022 year
Patchy rain nearby
Weather archive — for 2022 year
Nighttime: +17°C
Precipitation: 0.2 mm
Wind: 2 — 3 m/s
Humidity: 75%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +25°C | Sun hours | 7 h |
| UV index | 5 | Cloud cover (avg.) | 78% |
| Pressure (avg.) | 760 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 9 km | Sea temperature | — |
| Feels like (avg.) | +22°C | Dew point (avg.) | +15°C |
| Heat index (avg.) | +22°C | Wind chill (avg.) | +21°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 205° ↖ (NNW) |
Sunrise
06:20
Duration
14 h 13 min
Sunset
20:33
Moonrise
23:27
Moonset
14:06
Moon phase
Last Quarter
Illumination
54%
+16°C
Weather archive — for 2021 year
Patchy rain nearby
Weather archive — for 2021 year
Nighttime: +13°C
Precipitation: 0.9 mm
Wind: 2 — 2 m/s
Humidity: 81%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +19°C | Sun hours | 5 h |
| UV index | 4 | Cloud cover (avg.) | 74% |
| Pressure (avg.) | 764 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 9 km | Sea temperature | — |
| Feels like (avg.) | +15°C | Dew point (avg.) | +12°C |
| Heat index (avg.) | +16°C | Wind chill (avg.) | +15°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 268° ← (WNW) |
Sunrise
06:20
Duration
14 h 13 min
Sunset
20:33
Moonrise
17:49
Moonset
00:50
Moon phase
Waxing Gibbous
Illumination
69%
+20°C
Weather archive — for 2020 year
Partly Cloudy
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.) | +24°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 50% |
| 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.) | +14°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 241° ← (W) |
Sunrise
06:21
Duration
14 h 11 min
Sunset
20:32
Moonrise
05:00
Moonset
20:40
Moon phase
New Moon
Illumination
0%
Weather in Stuttgart on 18 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+25°C
|
+12°C
|
+18°C | 14 h | 5 | 61% | 2 — 3 m/s |
| 2024 |
+20°C
|
+15°C
|
+17°C | 3 h | 4 | 89% | 3 — 4 m/s |
| 2023 |
+30°C
|
+17°C
|
+23°C | 14 h | 5 | 69% | 1 — 2 m/s |
| 2022 |
+25°C
|
+17°C
|
+20°C | 7 h | 5 | 75% | 2 — 3 m/s |
| 2021 |
+19°C
|
+13°C
|
+16°C | 5 h | 4 | 81% | 2 — 2 m/s |
| 2020 |
+24°C
|
+16°C
|
+20°C | 14 h | 6 | 67% | 2 — 3 m/s |