Climate and monthly weather forecast
Koblenz, Switzerland

Climate and monthly weather forecast

Weather in January

January, like December, in Koblenz, Switzerland, is another cold winter month, with an average temperature fluctuating between 3.3°C (37.9°F) and -3.1°C (26.4°F). In Koblenz, the month of January registers the lowest temperatures, averaging 3.3°C (37.9°F) at the peak and -3.1°C (26.4°F) at the lowest. Weather in January »

Weather in February

February, the last month of the winter in Koblenz, is another cold month, with temperature in the range of an average high of 4.4°C (39.9°F) and an average low of -2.8°C (27°F). Koblenz experiences a minor change to a still cold 4.4°C (39.9°F) in average high-temperature during February, closely reflecting January. Weather in February »

Weather in March

March, the first month of the spring in Koblenz, is a frosty month, with temperature in the range of an average high of 9.6°C (49.3°F) and an average low of 0.3°C (32.5°F). Koblenz in March shows a temperature shift, moving from an average high of a wintry 4.4°C (39.9°F) in February to a chilly 9.6°C (49.3°F). Weather in March »

Weather in April

April is a mild spring month in Koblenz, Switzerland, with an average temperature varying between 15.3°C (59.5°F) and 3.8°C (38.8°F). In April, the average high-temperature increases from a chilly 9.6°C (49.3°F) in March to a mild 15.3°C (59.5°F). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Koblenz, Switzerland, with temperature in the range of an average high of 18.4°C (65.1°F) and an average low of 6.3°C (43.3°F). May comes with a subtle rise, with the average high-temperature adjusting from a moderate 15.3°C (59.5°F) in April to an enjoyable 18.4°C (65.1°F). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Koblenz, Switzerland, with an average temperature varying between 22.7°C (72.9°F) and 10.1°C (50.2°F). Koblenz's weather in June presents a minor rise in the average high-temperature, moving from a refreshing 18.4°C (65.1°F) in May to an agreeable 22.7°C (72.9°F). Weather in June »

Weather in July

July in Koblenz, Switzerland, is a moderately hot summer month, with an average temperature varying between 12.1°C (53.8°F) and 24.4°C (75.9°F). In Koblenz, the warmest months are July and August, registering an average high-temperature of 24.4°C (75.9°F). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Koblenz, Switzerland, with an average temperature ranging between min 12.3°C (54.1°F) and max 24.4°C (75.9°F). Koblenz witnesses its peak temperatures during July and August, when the average high-temperature reaches 24.4°C (75.9°F). Weather in August »

Weather in September

The first month of the autumn, September, is also an enjoyable month in Koblenz, Switzerland, with an average temperature fluctuating between 19.9°C (67.8°F) and 8.4°C (47.1°F). The transition into September is accompanied by a slight temperature decrease, with the average high-temperature shifting from a moderately hot 24.4°C (75.9°F) in August to a comfortable 19.9°C (67.8°F). Weather in September »

Weather in October

October, the same as September, in Koblenz, Switzerland, is a moderate autumn month, with an average temperature fluctuating between 4.8°C (40.6°F) and 14.6°C (58.3°F). The beginning of October marks a decrease in the average high-temperature, transitioning from a refreshing 19.9°C (67.8°F) in September to a mild 14.6°C (58.3°F). Weather in October »

Weather in November

November, the last month of the autumn in Koblenz, is also a frosty month, with an average temperature varying between 8.5°C (47.3°F) and 1.3°C (34.3°F). The move into November indicates a reduction in the average high-temperature, down from October's refreshing 14.6°C (58.3°F) to a frosty 8.5°C (47.3°F). Weather in November »

Weather in December

December, the first month of the winter in Koblenz, is still a cold month, with an average temperature ranging between max 4.2°C (39.6°F) and min -1.6°C (29.1°F). In December, the average high-temperature marginally decreases from a chilly 8.5°C (47.3°F) in November to a cold 4.2°C (39.6°F). Weather in December »

Frequently asked questions

What is the coldest time of year in Koblenz?
In Koblenz, January is known for its average lowest temperatures, reaching a high of 3.3°C (37.9°F) and a low of -3.1°C (26.4°F).
What is the most humid month in Koblenz?
With an average relative humidity of 88%, January is the most humid month in Koblenz.
How much does it rain in Koblenz?
Throughout the year, there are 157.5 rainfall days, and 712mm (28.03") of precipitation is accumulated.
When does it snow in Koblenz?
Months with snowfall in Koblenz are January through May, October through December.
How many days does it snow in Koblenz?
In Koblenz, during the entire year, snow falls for 52.6 days and aggregates up to 964mm (37.95") of snow.
What is the month with the least sunshine in Koblenz?
The month with the least sunshine is January, with an average of 4.7h of sunshine.
What is the month with the lowest UV index in Koblenz?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What are the least humid months in Koblenz?
The months with the lowest humidity are April and July, with an average relative humidity of 76%.
What is the driest month in Koblenz?
The months with the least rainfall are April and September Rain falls for 13.4 days and accumulates 38mm (1.5") of rain.
When it does not snow in Koblenz?
In Koblenz, Switzerland, snow does not fall in June through September.
When are the longest days in Koblenz?
With an average of 15h and 54min of daylight, June has the longest days of the year in Koblenz.
When is the highest UV index in Koblenz?
June and July, with an average maximum UV index of 5, are months with the highest UV index in Koblenz, Switzerland.
What month is the hottest in Koblenz?
The peak of Koblenz's temperatures is noted during July and August, averaging a high-temperature of 24.4°C (75.9°F).
What is the rainiest month in Koblenz?
August is the month with the most rainfall in Koblenz, Switzerland. Rain falls for 15.6 days and accumulates 82mm (3.23") of precipitation.
What month has the most sunshine in Koblenz?
With an average of 10.3h of sunshine, August has the most sunshine of the year in Koblenz, Switzerland.
When is Daylight Saving Time (DST) in Koblenz?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
What is the snowiest month in Koblenz?
The month with the most snowfall in Koblenz is December, when snow falls for 11.5 days and typically aggregates up to 232mm (9.13") of snow.
What is the month with the shortest days in Koblenz?
With an average of 8h and 30min of daylight, December has the shortest days of the year.
Average temperature - Koblenz, Switzerland
Average temperature
Koblenz, Switzerland

The warmest months (with the highest average high temperature) are July and August (24.4°C).
The month with the lowest average high temperature is January (3.3°C).

The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).

Average pressure - Koblenz, Switzerland
Average pressure
Koblenz, Switzerland

The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).

Average wind speed - Koblenz, Switzerland
Average wind speed
Koblenz, Switzerland

The windiest month (with the highest average wind speed) is March (8.7km/h).
The calmest month (with the lowest average wind speed) is August (6km/h).

Average humidity - Koblenz, Switzerland
Average humidity
Koblenz, Switzerland

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and July (76%).

Average rainfall - Koblenz, Switzerland
Average rainfall
Koblenz, Switzerland

The wettest month (with the highest rainfall) is August (82mm).
The driest months (with the least rainfall) are April and September (38mm).

Average rainfall days - Koblenz, Switzerland
Average rainfall days
Koblenz, Switzerland

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (7.8 days).

Average snowfall - Koblenz, Switzerland
Average snowfall
Koblenz, Switzerland

The month with the highest snowfall is December (232mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days - Koblenz, Switzerland
Average snowfall days
Koblenz, Switzerland

The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Koblenz, Switzerland
Average daylight / Average sunshine
Koblenz, Switzerland

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days - Koblenz, Switzerland
Average sunshine days
Koblenz, Switzerland

The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is June (11 days).

Average UV index - Koblenz, Switzerland
Average UV index
Koblenz, Switzerland

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average visibility - Koblenz, Switzerland
Average visibility
Koblenz, Switzerland

The months with the highest visibility are April, July and August (9km).
The months with the lowest visibility are January and February (7km).

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