Climate guideThirty-year normals for Bornheim, North Rhine-Westphalia
Bornheim climate by month
Oceanic · CfbBest Jul–Sep
Annual mean11°day and night
Seasonal swing16°warmest vs coolest
Precipitation744 mm168 wet days a year
50.76° N, 6.99° EElevation 62 mUTC+2 · Central European Summer Time
When to goBornheim · weather score
Best timeJul–Sep
October: high / low16° / 8°
iSummary
What the weather is like
Bornheim has an oceanic climate (Köppen Cfb): rain spread through the year and no real dry season.
The warmest month is July, when afternoons average 25° and nights 14°. January is the coolest month, with highs of 6° and lows of 1°. The difference between the warmest and the coolest month is about 16°.
About 744 mm of precipitation falls in an average year. December is the wettest month (60 mm, 17 wet days) and April the driest (51 mm, 11 wet days). Cloud cover ranges from 35% in August to 53% in December.
Compared with Berlin, the capital, Bornheim is 0.2° cooler on a July afternoon and receives more precipitation over the year.
Year in figures
- Hottest afternoons
- 25° · July
- Coldest nights
- 1° · January
- Wettest month
- December
- Driest month
- April
- Clearest skies
- August · 35% cloud
- Longest day
- 16 h 28 min
- Shortest day
- 7 h 59 min
iiCharts
Twelve months at a glance
Temperature and precipitation
Daily high/low range bars, monthly precipitation columnsTemperature curve
Average high, lowDaylight
Hours between sunrise and sunset on the 15th of each monthiiiData table
Climate normals month by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high | 6° | 7° | 12° | 16° | 20° | 23° | 25° | 25° | 21° | 16° | 10° | 7° |
| Average low | 1° | 1° | 3° | 5° | 9° | 12° | 14° | 14° | 11° | 8° | 4° | 2° |
| Precipitation | 53 mm | 47 mm | 59 mm | 51 mm | 69 mm | 78 mm | 73 mm | 71 mm | 66 mm | 58 mm | 59 mm | 60 mm |
| Wet days (≥1 mm) | 16.5 | 13.5 | 13.2 | 10.8 | 13.7 | 14.2 | 15.9 | 15 | 11.2 | 12.9 | 14.3 | 16.8 |
| Cloud cover | 50% | 47% | 46% | 42% | 42% | 40% | 36% | 35% | 41% | 46% | 51% | 53% |
| Daylight | 8h 26 | 10h 03 | 11h 49 | 13h 48 | 15h 30 | 16h 28 | 16h 04 | 14h 35 | 12h 41 | 10h 47 | 8h 59 | 7h 59 |
| Month score | 17 | 19 | 28 | 59 | 63 | 63 | 65 | 65 | 69 | 50 | 16 | 15 |
ivMonth by month
Bornheim in every month
January17
6° / 1°
53 mm · 16.5 wet days
February19
7° / 1°
47 mm · 13.5 wet days
March28
12° / 3°
59 mm · 13.2 wet days
April59
16° / 5°
51 mm · 10.8 wet days
May63
20° / 9°
69 mm · 13.7 wet days
June63
23° / 12°
78 mm · 14.2 wet days
July65
25° / 14°
73 mm · 15.9 wet days
August65
25° / 14°
71 mm · 15 wet days
September69
21° / 11°
66 mm · 11.2 wet days
October50
16° / 8°
58 mm · 12.9 wet days
November16
10° / 4°
59 mm · 14.3 wet days
December15
7° / 2°
60 mm · 16.8 wet days