July
Other strong months: August and June
80/100 weather score
Germany · 1991–2020
Best time to visit
Mettmann
For Mettmann, July has the most comfortable weather in our climate comparison. Typical daytime highs are 24°C, nights average 13.5°C, and rainfall totals about 96 mm. Figures use measured 1991–2020 normals from the nearest eligible NOAA station.
Best all-round monthJuly
Typical daytime high24°C
Typical night-time low13.5°C
July rainfall96 mm
September
Other strong months: May and June
80/100 weather score
Make the answer personal
Choose the weather
that suits you.
Set the daytime temperature and rainfall you are comfortable with. We will show only the months that meet every choice, using the measured 1991–2020 averages below.
4 months fit your choices for Mettmann
The lowest comfort score is 5 out of 100. January, February and December share that score. In January, that is mainly because days reach only 5.7°C, 18° below the 24°C the score treats as ideal.
Quick answers
Planning a trip to Mettmann?
These answers come from the same measured monthly climate record shown on this page.
When is the best time to visit Mettmann?
July is the strongest all-round choice in our temperature-and-rainfall comparison, with a typical daytime high of 24°C and 96 mm of rain.
What is the hottest month in Mettmann?
July is hottest in this record, with a typical daytime high of 24°C and a night-time low of 13.5°C.
Which month has the least rain?
April has the lowest monthly rainfall total at 63 mm.
Is this a weather forecast?
No. These are long-term measured averages from 1991–2020. Check a current forecast before you travel.
Month by month
See how the weather
changes through the year.
The bars combine daytime temperature, night-time temperature and rainfall. The figures are measured historical averages, not a forecast for a particular trip.
| Month | Day | Night | Rain | Wet days | Daylight | Comfort | Coverage |
|---|---|---|---|---|---|---|---|
| January | 5.7°C | 0.5°C | 111 mm | 14.8 | 8 h 20 | 5 | Strong coverage |
| February | 6.7°C | 0.4°C | 92 mm | 12.8 | 9 h 54 | 5 | Strong coverage |
| March | 10.6°C | 2.2°C | 86 mm | 12.7 | 11 h 42 | 17 | Strong coverage |
| April | 15.1°C | 4.8°C | 63 mm | 10.3 | 13 h 45 | 42 | Strong coverage |
| May | 19°C | 8.4°C | 74 mm | 10.9 | 15 h 32 | 59 | Strong coverage |
| June | 22°C | 11.4°C | 86 mm | 11.3 | 16 h 33 | 72 | Strong coverage |
| July | 24°C | 13.5°C | 96 mm | 12.1 | 16 h 09 | 80 | Strong coverage |
| August | 23.6°C | 13.1°C | 106 mm | 11.7 | 14 h 35 | 78 | Strong coverage |
| September | 19.6°C | 10.1°C | 87 mm | 11.1 | 12 h 34 | 62 | Strong coverage |
| October | 14.7°C | 7.1°C | 95 mm | 12.7 | 10 h 35 | 38 | Strong coverage |
| November | 9.6°C | 3.9°C | 101 mm | 14.2 | 8 h 48 | 13 | Strong coverage |
| December | 6.2°C | 1.4°C | 122 mm | 15.5 | 7 h 54 | 5 | Strong coverage |
What has changed
Recent daytime highs are
2.0°C warmer in Mettmann.
Each bar shows the difference between the 2011–2025 average daytime high and the 1961–1990 average for the same month at the same station. A blank month does not have enough older observations for a reliable comparison.
Jan
+1.7
Feb
+1.9
Mar
+2.7
Apr
+2.6
May
+1.7
Jun
+2.5
Jul
+1.9
Aug
+2.3
Sep
+1.9
Oct
+1.0
Nov
+1.8
Dec
+2.2
| Month | Record high | Record low | Wettest day | Wettest / driest month | Years |
|---|---|---|---|---|---|
| January | 16.0°C5 Jan 1999 | -21.0°C27 Jan 1942 | 69 mm18 Jan 1986 | 255 mm1938 · driest 6 mm in 1996 | 85 |
| February | 20.6°C27 Feb 2019 | -21.4°C16 Feb 1956 | 40 mm6 Feb 1984 | 224 mm2002 · driest 10 mm in 1986 | 85 |
| March | 25.4°C31 Mar 2021 | -13.4°C6 Mar 1971 | 49 mm23 Mar 1987 | 214 mm1988 · driest 8 mm in 2025 | 85 |
| April | 29.3°C19 Apr 2018 | -6.8°C12 Apr 1986 | 33 mm26 Apr 1958 | 148 mm1970 · driest 0 mm in 2007 | 85 |
| May | 32.8°C29 May 2017 | -2.3°C11 May 1953 | 74 mm21 May 2024 | 232 mm2024 · driest 16 mm in 2020 | 85 |
| June | 38.5°C27 Jun 2026 | 0.0°C2 Jun 1962 | 71 mm2 Jun 1961 | 268 mm1985 · driest 22 mm in 1973 | 85 |
| July | 40.2°C25 Jul 2019 | 3.0°C5 Jul 1964 | 91 mm14 Jul 2021 | 266 mm1965 · driest 23 mm in 2019 | 84 |
| August | 38.5°C8 Aug 2003 | 4.3°C1 Aug 1965 | 64 mm31 Aug 1990 | 205 mm2007 · driest 10 mm in 2022 | 84 |
| September | 33.1°C15 Sep 2020 | -0.5°C28 Sep 1960 | 72 mm14 Sep 1998 | 258 mm1957 · driest 7 mm in 1959 | 84 |
| October | 26.7°C1 Oct 2011 | -4.8°C31 Oct 1949 | 46 mm9 Oct 1941 | 262 mm1998 · driest 7 mm in 1937 | 84 |
| November | 21.0°C6 Nov 2018 | -10.5°C16 Nov 1965 | 73 mm3 Nov 1940 | 243 mm1939 · driest 10 mm in 2011 | 84 |
| December | 17.7°C31 Dec 2022 | -15.6°C31 Dec 1978 | 45 mm27 Dec 1994 | 263 mm1965 · driest 25 mm in 1963 | 84 |
| Month | Days 25°C+ | Days 30°C+ | Frost nights | Heavy rain (10 mm+) |
|---|---|---|---|---|
| January | 0 | 0 | 13 | 4 |
| February | 0 | 0 | 13 | 3 |
| March | 0 | 0 | 9 | 3 |
| April | 1 | 0 | 3 | 2 |
| May | 4 | <1 | <1 | 2 |
| June | 8 | 2 | 0 | 3 |
| July | 13 | 4 | 0 | 3 |
| August | 11 | 3 | 0 | 4 |
| September | 3 | <1 | 0 | 3 |
| October | <1 | 0 | 1 | 3 |
| November | 0 | 0 | 5 | 3 |
| December | 0 | 0 | 11 | 4 |
| Month | Dry days reaching 20°C | Wet days | Days with heavy rain | Weeks with 3+ wet days | Typical high by year |
|---|---|---|---|---|---|
| January | 0% | 50% | 11% | 65% | 1.8–7.6°C |
| February | 0% | 43% | 10% | 57% | 3.1–9.3°C |
| March | 2% | 42% | 9% | 56% | 7.0–13.1°C |
| April | 11% | 38% | 7% | 50% | 11.3–16.6°C |
| May | 27% | 37% | 8% | 49% | 15.3–20.9°C |
| June | 42% | 38% | 10% | 52% | 19.2–23.8°C |
| July | 49% | 40% | 11% | 53% | 20.1–25.6°C |
| August | 49% | 39% | 11% | 52% | 20.2–25.1°C |
| September | 29% | 39% | 9% | 52% | 16.8–21.7°C |
| October | 8% | 39% | 9% | 54% | 12.4–17.0°C |
| November | <1% | 46% | 10% | 64% | 7.0–11.5°C |
| December | 0% | 49% | 13% | 69% | 2.8–7.9°C |
A dry day reaching 20°C records under 1 mm of rain. A wet day records at least 1 mm, while a heavy-rain day records at least 10 mm. The weekly figure is the share of seven-day periods containing three or more wet days. The final column shows the middle 80% of average daytime highs recorded for that month in individual years; a wider range means conditions have varied more from one year to another.
The evidence behind this page
Where these figures
come from.
- Place identity
- GeoNames 2871535
- NOAA station
- GME00130582 · WUPPERTAL-BUCHENHOFEN
- Station distance
- 9.5 km from the place centre
- Climate period
- 1991–2020
- Minimum month coverage
- 30 usable years
- Daylight
- Calculated from latitude 51.25°, mid-month, sunrise to sunset including refraction. Not a station measurement.
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.
Next step
Choose your month.
Then plan the details.
The weather comparison for Mettmann is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
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