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Weather Mainz: Current forecast

Mainz / Rheinland-Pfalz / Germany

17.5 °C
Feels like 18.7 °C
Min 14 °C / Max 26 °C
Weather Mainz: Mist, 18 °C Mist
3.1 mph E
Wind
7.2 mph E
Gusts
1015 hPa
Pressure
0 mm
Precipitation
94 %
Humidity
0
UV index

Pollen (today)

Hazel None
Alder None
Birch None
Oak None
Grass Moderate
Mugwort High
Ragweed High
06:33 / 20:24
Sunrise / Sunset
19:56 / 04:35
Moonrise / Moonset
Full Moon (100 %)
Moon phase

Updated: Aug 26, 2026, 7:55 CEST Aug 26, 2026, 7:55 CEST

No Warning No active DWD warnings for this state. Details

Today's Summary

If you head out in Mainz today, you'll see a mist sky. The thermometer currently shows 17.5°C. Pack a light jacket for the evening. During the day temperatures will range between 14.2°C and 25.6°C.

Hourly forecast – Mainz, today

Aug 26, 08:00
16 °C
Overcast
Mainz Aug 26, 08:00: Overcast, 16 °C
Aug 26, 09:00
17 °C
Cloudy
Mainz Aug 26, 09:00: Cloudy, 17 °C
Aug 26, 10:00
20 °C
Sunny
Mainz Aug 26, 10:00: Sunny, 20 °C
Aug 26, 11:00
22 °C
Sunny
Mainz Aug 26, 11:00: Sunny, 22 °C
Aug 26, 12:00
24 °C
Sunny
Mainz Aug 26, 12:00: Sunny, 24 °C
Aug 26, 13:00
25 °C
Sunny
Mainz Aug 26, 13:00: Sunny, 25 °C
Aug 26, 14:00
25 °C
Sunny
Mainz Aug 26, 14:00: Sunny, 25 °C
Aug 26, 15:00
25 °C
Sunny
Mainz Aug 26, 15:00: Sunny, 25 °C
Aug 26, 16:00
25 °C
Partly cloudy
Mainz Aug 26, 16:00: Partly cloudy, 25 °C
Aug 26, 17:00
26 °C
Patchy rain possible
Mainz Aug 26, 17:00: Patchy rain possible, 26 °C
Aug 26, 18:00
25 °C
Cloudy
Mainz Aug 26, 18:00: Cloudy, 25 °C
Aug 26, 19:00
24 °C
Overcast
Mainz Aug 26, 19:00: Overcast, 24 °C
Aug 26, 20:00
24 °C
Overcast
Mainz Aug 26, 20:00: Overcast, 24 °C
Aug 26, 21:00
23 °C
Overcast
Mainz Aug 26, 21:00: Overcast, 23 °C
Aug 26, 22:00
23 °C
Overcast
Mainz Aug 26, 22:00: Overcast, 23 °C
Aug 26, 23:00
22 °C
Partly cloudy
Mainz Aug 26, 23:00: Partly cloudy, 22 °C
Aug 27, 00:00
22 °C
Cloudy
Mainz Aug 27, 00:00: Cloudy, 22 °C
Aug 27, 01:00
21 °C
Partly cloudy
Mainz Aug 27, 01:00: Partly cloudy, 21 °C
Aug 27, 02:00
20 °C
Clear
Mainz Aug 27, 02:00: Clear, 20 °C
Aug 27, 03:00
20 °C
Cloudy
Mainz Aug 27, 03:00: Cloudy, 20 °C
Aug 27, 04:00
20 °C
Overcast
Mainz Aug 27, 04:00: Overcast, 20 °C
Aug 27, 05:00
19 °C
Sunny
Mainz Aug 27, 05:00: Sunny, 19 °C
Aug 27, 06:00
20 °C
Overcast
Mainz Aug 27, 06:00: Overcast, 20 °C
Aug 27, 07:00
21 °C
Cloudy
Mainz Aug 27, 07:00: Cloudy, 21 °C
Time
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
00
01
02
03
04
05
06
07
Mainz Aug 26, 08:00: Overcast
Mainz Aug 26, 09:00: Cloudy
Mainz Aug 26, 10:00: Sunny
Mainz Aug 26, 11:00: Sunny
Mainz Aug 26, 12:00: Sunny
Mainz Aug 26, 13:00: Sunny
Mainz Aug 26, 14:00: Sunny
Mainz Aug 26, 15:00: Sunny
Mainz Aug 26, 16:00: Partly cloudy
Mainz Aug 26, 17:00: Patchy rain possible
Mainz Aug 26, 18:00: Cloudy
Mainz Aug 26, 19:00: Overcast
Mainz Aug 26, 20:00: Overcast
Mainz Aug 26, 21:00: Overcast
Mainz Aug 26, 22:00: Overcast
Mainz Aug 26, 23:00: Partly cloudy
Mainz Aug 27, 00:00: Cloudy
Mainz Aug 27, 01:00: Partly cloudy
Mainz Aug 27, 02:00: Clear
Mainz Aug 27, 03:00: Cloudy
Mainz Aug 27, 04:00: Overcast
Mainz Aug 27, 05:00: Sunny
Mainz Aug 27, 06:00: Overcast
Mainz Aug 27, 07:00: Cloudy
Temperature (°C)
Chance of rain (%)
22
17
4
2
2
1
1
1
5
17
11
14
15
15
16
10
11
8
7
15
20
8
20
14
Precipitation
0.1 mm
Wind (mph)
SSW
1
SSE
2
SE
2
SSE
1
S
2
SE
2
ESE
2
ESE
3
E
4
E
4
ENE
4
ENE
4
NE
3
ENE
4
NE
4
NE
3
NE
4
NE
4
NE
4
ENE
3
ENE
3
NE
3
ENE
3
E
3
Pressure (hPa)
1017
1018
1017
1017
1016
1016
1015
1015
1015
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
Humidity (%)
78 %
73 %
60 %
53 %
48 %
46 %
45 %
45 %
46 %
52 %
56 %
60 %
61 %
63 %
64 %
65 %
67 %
69 %
71 %
73 %
75 %
76 %
73 %
69 %
Cloud cover (%)
100 %
85 %
5 %
5 %
5 %
5 %
5 %
6 %
53 %
100 %
82 %
99 %
100 %
100 %
100 %
61 %
63 %
41 %
12 %
76 %
96 %
8 %
100 %
80 %

14-day weather forecast – Mainz

14-day trend for Mainz: Forecasts suggest a marked cooldown in the second week. Lows can drop to around 12.2°C at night, with daytime highs up to 30.9°C.

Date
Aug 26
Aug 27
Aug 28
Aug 29
Aug 30
Aug 31
Sep 1
Sep 2
Sep 3
Sep 4
Sep 5
Sep 6
Sep 7
Sep 8
Mainz August 26, 2026: Sunny
Mainz August 27, 2026: Overcast
Mainz August 28, 2026: Patchy rain possible
Mainz August 29, 2026: Patchy rain possible
Mainz August 30, 2026: Overcast
Mainz August 31, 2026: Patchy rain possible
Mainz September 1, 2026: Overcast
Mainz September 2, 2026: Cloudy
Mainz September 3, 2026: Overcast
Mainz September 4, 2026: Sunny
Mainz September 5, 2026: Overcast
Mainz September 6, 2026: Light rain shower
Mainz September 7, 2026: Patchy rain possible
Mainz September 8, 2026: Light rain shower
Temperature (°C)
Chance of rain (%)
17
57
68
74
10
57
10
7
8
2
15
66
61
87
Precipitation
0.1 mm
1.6 mm
2.9 mm
2.7 mm
0 mm
1.2 mm
0 mm
0 mm
3.3 mm
2.9 mm
9.9 mm
Wind max (mph)
4
9
15
11
10
14
5
8
8
4
7
11
13
8
Date Weather Min °C Max °C Sunrise Sunset Moonrise Moonset Moon phase
August 26, 2026 Mainz August 26, 2026: Sunny Sunny 14 °C 26 °C 06:33 20:24 19:56 04:35 Full Moon (100 %)
August 27, 2026 Mainz August 27, 2026: Overcast Overcast 19 °C 31 °C 06:34 20:22 20:10 05:46 Full Moon (100 %)
August 28, 2026 Mainz August 28, 2026: Patchy rain possible Patchy rain possible 17 °C 24 °C 06:36 20:20 20:23 06:56 Full Moon (98 %)
August 29, 2026 Mainz August 29, 2026: Patchy rain possible Patchy rain possible 15 °C 21 °C 06:37 20:17 20:35 08:05 Waning Moon (94 %)
August 30, 2026 Mainz August 30, 2026: Overcast Overcast 16 °C 26 °C 06:39 20:15 20:47 09:15 Waning Moon (87 %)
August 31, 2026 Mainz August 31, 2026: Patchy rain possible Patchy rain possible 16 °C 21 °C 06:40 20:13 21:00 10:27 Waning Moon (80 %)
September 1, 2026 Mainz September 1, 2026: Overcast Overcast 14 °C 24 °C 06:42 20:11 21:17 11:41 Waning Moon (70 %)
September 2, 2026 Mainz September 2, 2026: Cloudy Cloudy 16 °C 24 °C 06:43 20:09 21:38 12:58 Last Quarter (60 %)
September 3, 2026 Mainz September 3, 2026: Overcast Overcast 17 °C 25 °C 06:45 20:07 22:07 14:17 Last Quarter (50 %)
September 4, 2026 Mainz September 4, 2026: Sunny Sunny 17 °C 26 °C 06:46 20:05 22:48 15:34 Last Quarter (39 %)
September 5, 2026 Mainz September 5, 2026: Overcast Overcast 16 °C 22 °C 06:48 20:03 23:47 16:43 Waning Crescent (29 %)
September 6, 2026 Mainz September 6, 2026: Light rain shower Light rain shower 13 °C 20 °C 06:49 20:00 Does not rise today 17:37 Waning Crescent (20 %)
September 7, 2026 Mainz September 7, 2026: Patchy rain possible Patchy rain possible 12 °C 18 °C 06:51 19:58 01:02 18:17 Waning Crescent (12 %)
September 8, 2026 Mainz September 8, 2026: Light rain shower Light rain shower 13 °C 16 °C 06:52 19:56 02:29 18:45 Waning Crescent (6 %)