Koblenz weather and climate in 2025
Day
25 °C
Night
14 °C
Sea
0 °C
Precipitation
76 mm
in month
Rainy days
13 days
in month
Daylight
16 hours
average
Sunshine
7 hours
average
Humidity
69 %
Day
25 °C
Night
14 °C
Sea
0 °C
Precipitation
76 mm
in month
Rainy days
13 days
in month
Daylight
16 hours
average
Sunshine
7 hours
average
Humidity
69 %
Overview: Koblenz
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Weather overview for Koblenz
Weather overview
Koblenz (Germany) is a place with a mild climate. The day temperatures range from 5 °C (41 °F) in January to 25 °C (76 °F) in July. The highest night temperatures could be experienced in July with 14 °C (58 °F), the lowest in February with 0 °C (32 °F). The driest month is September with just 11 days of rain, on the contrary, the month when it rains the most is December with 14 days of rain.
January weather
The day temperature reaches its minimum, with its value of 5 °C (41 °F) in Koblenz, while the night temperature continues to descent, its value is 0 °C (32 °F). The maximum of the wind speed can be noticed in this month. The humidity reaches its maximum, with its value being 89 %.
February weather
The day temperature rise's start could be observed, with its value being 6 °C (43 °F) in Koblenz, while the night temperature is on its minimum, the value of this measure is 0 °C (32 °F). The minimum of the rainfall amount is observable, with its value being 45 mm (1.78 in), while the number of rainy days descent's start could be observed, with its value of 11 days. The beginning of the rise of the number of sun hours (without clouds) could be noticed, the value of this measure is 3 hours.
March weather
The rise of the day temperature can be observed, its value is 11 °C (52 °F) in Koblenz, while the beginning of the rise of the night temperature could be noticed, with its value being 3 °C (37 °F). The rainfall amount rise's start could be observed, the value of this measure is 55 mm (2.18 in), and the beginning of the rise of the number of rainy days could be noticed too, its value is 12 days. The rise of the number of sun hours (without clouds) can be observed, with its value of 4 hours.
April weather
The number of rainy days starts to descent, the value of this measure is 11 days in Koblenz, and the rainfall amount starts to descent too, the value of this measure is 49 mm (1.92 in). The day temperature continues to rise, and the night temperature rises similarly to the previous month too, the value of this measure is 5 °C (41 °F). The number of sun hours (without clouds) continues to rise, with its value being 5 hours.
May weather
The rise of the day temperature can be observed, with its value being 20 °C (68 °F) in Koblenz, and the rise of the night temperature can be observed too, the value of this measure is 9 °C (48 °F). The tourist season slowly starts. The number of rainy days rise's start could be observed, with its value of 12 days, and the rainfall amount rise's start could be observed as well in this month. The number of sun hours (without clouds) continues to rise, with its value of 6 hours.
June weather
There is pending tourist season in Koblenz. The rise of the rainfall amount can be observed, with its value of 71 mm (2.81 in). The rise of the day temperature can be observed, with its value being 23 °C (73 °F), and the rise of the night temperature can be observed as well, with its value of 12 °C (54 °F). The minimum of the wind speed can be noticed, its value is 2. The maximum of the day length is observable, with its value being 16 hours.
July weather
There is pending tourist season in Koblenz. The maximum of the rainfall amount can be noticed. The maximum of the day temperature can be noticed, with its value being 25 °C (76 °F), and the night temperature reaches its maximum too, with its value of 14 °C (58 °F). The maximum of the number of sun hours (without clouds) is observable, its value is 7 hours.
August weather
The day temperature starts to descent, with its value being 24 °C (75 °F) in Koblenz. The ongoing tourist season is noticeable. The rainfall amount starts to descent, the value of this measure is 68 mm (2.69 in), and the number of rainy days descent's start could be observed as well, the value of this measure is 12 days. The number of sun hours (without clouds) descent's start could be observed, its value is 6 hours.
September weather
The tourist season continues this month in Koblenz. The number of rainy days is on its minimum, with its value of 11 days, while the rainfall amount continues to descent, with its value being 61 mm (2.39 in). The day temperature continues to descent, the value of this measure is 20 °C (68 °F), while the beginning of the descent of the night temperature could be noticed. The number of sun hours (without clouds) descents similarly to the previous month, with its value being 5 hours.
October weather
The beginning of the rise of the number of rainy days could be noticed, with its value being 11 days in Koblenz. The night temperature continues to descent, with its value of 7 °C (45 °F), and the day temperature descents similarly to the previous month too, its value is 15 °C (59 °F). The number of sun hours (without clouds) descents similarly to the previous month, its value is 3 hours.
November weather
The number of rainy days rises similarly to the previous month, with its value being 12 days in Koblenz. The descent of the day temperature can be observed, the value of this measure is 9 °C (48 °F), and the night temperature descents similarly to the previous month too, the value of this measure is 4 °C (39 °F). The number of sun hours (without clouds) continues to descent, with its value of 2 hours.
December weather
The day temperature descents similarly to the previous month, with its value of 6 °C (43 °F) in Koblenz, and the descent of the night temperature can be observed as well, its value is 1 °C (34 °F). The maximum of the number of rainy days is observable. The day length reaches its minimum in December. The minimum of the number of sun hours (without clouds) is observable, its value is 1 hour.
FAQs
Is April part of the wet season in Koblenz?
No, there is no wet season in April in Koblenz - you can expect 11 days of rain during the month.
What is the air temperature in May in Koblenz at night?
The average night temperature in May in Koblenz is 9 °C (48 °F). The nights will be cool, layers of clothes will be needed for evening and morning walks, the hotel should be equipped with heating.
How many rainy days can I expect in June in Koblenz?
In Koblenz in June, we can expect 12 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.9 days of the week, or in general - 42 % days.
Is it hot in Koblenz in July?
In July in Koblenz, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
What temperature can I expect during the day in August in Koblenz?
In Koblenz in August, the average daily temperatures will be 24 °C (75 °F). A comfortable temperature for most people, where it is neither too cold nor too hot, and a large number of activities can be carried out comfortably, including sunbathing by the water. Lighter clothing will be suitable - shorts, skirts, t-shirts, jackets; a light sweater and long trousers may also be useful.
Are there good conditions to visit in September in Koblenz?
There are good conditions for visiting in September in Koblenz. There are some people, who may feel a slight chill at 20 °C (68 °F), but others will feel perfectly fine. The temperature of 10 °C (50 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
How many hours of sun to expect in October in Koblenz?
In Koblenz in October, you can expect around 3 hours of sunshine.
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