Weather in Frankfurt am Main on 15 August 2026
Preliminary outlook for 15 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +29°C and nighttime around +20°C, average precipitation 0.1 mm, wind around 2 m/s, humidity around 61%.
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.
+29°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +23°C
Precipitation: 0 mm
Wind: 2 — 4 m/s
Humidity: 44%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +36°C | Sun hours | 13 h |
| UV index | 7 | Cloud cover (avg.) | 24% |
| Pressure (avg.) | 764 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +29°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +29°C | Wind chill (avg.) | +29°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 345° ↑ (N) |
Sunrise
06:15
Duration
14 h 29 min
Sunset
20:44
Moonrise
22:43
Moonset
13:36
Moon phase
Last Quarter
Illumination
51%
+24°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +19°C
Precipitation: 0 mm
Wind: 1 — 1 m/s
Humidity: 70%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +28°C | Sun hours | 13 h |
| UV index | 5 | Cloud cover (avg.) | 37% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +24°C | Dew point (avg.) | +17°C |
| Heat index (avg.) | +24°C | Wind chill (avg.) | +23°C |
| Wind gusts (max.) | 4 m/s | Wind direction (avg.) | 263° ↙ (SW) |
Sunrise
06:15
Duration
14 h 28 min
Sunset
20:43
Moonrise
18:39
Moonset
00:35
Moon phase
Waxing Gibbous
Illumination
71%
+22°C
Weather archive — for 2023 year
Patchy rain nearby
Weather archive — for 2023 year
Nighttime: +20°C
Precipitation: 0.3 mm
Wind: 1 — 2 m/s
Humidity: 82%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +27°C | Sun hours | 8 h |
| UV index | 5 | Cloud cover (avg.) | 75% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +24°C | Dew point (avg.) | +19°C |
| Heat index (avg.) | +24°C | Wind chill (avg.) | +23°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 197° ↙ (SW) |
Sunrise
06:14
Duration
14 h 31 min
Sunset
20:45
Moonrise
04:54
Moonset
21:01
Moon phase
New Moon
Illumination
0%
+24°C
Weather archive — for 2022 year
Partly Cloudy
Weather archive — for 2022 year
Nighttime: +21°C
Precipitation: 0 mm
Wind: 4 — 4 m/s
Humidity: 47%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +27°C | Sun hours | 8 h |
| UV index | 6 | Cloud cover (avg.) | 38% |
| Pressure (avg.) | 754 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +25°C | Dew point (avg.) | +12°C |
| Heat index (avg.) | +26°C | Wind chill (avg.) | +25°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 194° ↓ (SSW) |
Sunrise
06:14
Duration
14 h 30 min
Sunset
20:44
Moonrise
22:28
Moonset
10:08
Moon phase
Waning Gibbous
Illumination
76%
+24°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +18°C
Precipitation: 0 mm
Wind: 1 — 2 m/s
Humidity: 58%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +30°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 6% |
| Pressure (avg.) | 763 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +23°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +23°C | Wind chill (avg.) | +23°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 49° ↗ (ENE) |
Sunrise
06:15
Duration
14 h 29 min
Sunset
20:44
Moonrise
14:02
Moonset
23:40
Moon phase
First Quarter
Illumination
47%
+24°C
Weather archive — for 2020 year
Patchy rain nearby
Weather archive — for 2020 year
Nighttime: +21°C
Precipitation: 0.2 mm
Wind: 2 — 3 m/s
Humidity: 62%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +28°C | Sun hours | 6 h |
| UV index | 5 | Cloud cover (avg.) | 62% |
| Pressure (avg.) | 760 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 9 km | Sea temperature | — |
| Feels like (avg.) | +24°C | Dew point (avg.) | +18°C |
| Heat index (avg.) | +25°C | Wind chill (avg.) | +24°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 249° ↙ (WSW) |
Sunrise
06:15
Duration
14 h 28 min
Sunset
20:43
Moonrise
01:58
Moonset
18:49
Moon phase
Waning Crescent
Illumination
16%
Weather in Frankfurt am Main on 15 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+36°C
|
+23°C
|
+29°C | 13 h | 7 | 44% | 2 — 4 m/s |
| 2024 |
+28°C
|
+19°C
|
+24°C | 13 h | 5 | 70% | 1 — 1 m/s |
| 2023 |
+27°C
|
+20°C
|
+22°C | 8 h | 5 | 82% | 1 — 2 m/s |
| 2022 |
+27°C
|
+21°C
|
+24°C | 8 h | 6 | 47% | 4 — 4 m/s |
| 2021 |
+30°C
|
+18°C
|
+24°C | 14 h | 6 | 58% | 1 — 2 m/s |
| 2020 |
+28°C
|
+21°C
|
+24°C | 6 h | 5 | 62% | 2 — 3 m/s |