🇩🇪 Weather in Mainz
Map Overlays:
Hourly Forecast for Mainz
08:00
23°
4%
09:00
25°
3%
10:00
27°
2%
11:00
28°
2%
12:00
30°
1%
13:00
32°
1%
14:00
33°
1%
15:00
34°
3%
16:00
35°
5%
17:00
32°
57%
18:00
22°
84%
19:00
23°
8%
20:00
24°
14%
21:00
23°
23%
22:00
23°
20%
23:00
22°
10%
00:00
21°
59%
01:00
21°
28%
02:00
20°
16%
03:00
20°
15%
04:00
20°
12%
05:00
19°
11%
06:00
19°
10%
07:00
20°
9%
14-Day Forecast for Mainz
2026-07-14
Sunny
35° /
21°
2026-07-15
Sunny
29° /
19°
2026-07-16
Sunny
32° /
18°
2026-07-17
Sunny
28° /
19°
2026-07-18
Sunny
28° /
17°
2026-07-19
Sunny
25° /
16°
2026-07-20
Sunny
24° /
13°
Additional Forecasts for Mainz
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 134.0 μg/m³
O₃ (Ozone) 65.0 μg/m³
NO₂ (Nitrogen Dioxide) 6.1 μg/m³
SO₂ (Sulphur Dioxide) 1.0 μg/m³
PM2.5 (Fine particles) 6.2 μg/m³
PM10 (Coarse particles) 9.4 μg/m³
Historical Weather
Weather Forecasts for Other Cities in Germany
Weather in Mainz — FAQ
Answers refreshed each request based on current conditions in Mainz.
What is the weather like right now in Mainz?
Right now in Mainz, Germany the temperature is 22.7°C (feels like 24.8°C), with sunny. Relative humidity is 50% and wind is 12.6 km/h.
What is today's high and low temperature in Mainz?
Today's forecast high in Mainz is 34.9°C and the overnight low is 21.2°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Mainz today?
The chance of precipitation in Mainz today is 58%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Mainz differ from nearby cities?
Even short distances can change temperatures noticeably. Mainz's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.