Climate in Metz (France)

The climate of Metz is semi-continental, characterized by cold and gray winters, accompanied by frequent snowfalls, although generally not abundant, and warm summers, with some hot days, and with some chance of thunderstorms.
The city is located in the north-east of France, in Lorraine, a short distance from the border with Germany and Luxembourg.

The winter is cold and gray. There may be relatively mild periods, when Atlantic currents prevail, and other colder periods, when the temperature drops below freezing and it can snow.
Sometimes, there can be cold spells, in which temperatures can drop as low as -10 °C (14 °F) or even below. The coldest record is -23 °C (-9.4 °F) and was set in February 1956.

In summer, the temperatures are generally pleasant and lend themselves to outdoor activities, although sometimes there can be rains and thunderstorms.
At times, hot periods can occur, generally of short duration, which in recent years are becoming more frequent due to global warming, and in which the temperature can exceed 32 °C (90 °F). The highest record is 39.7 °C (103.5 °F) and was set in July 2019.

Best Time

The best time to visit Metz runs from mid-May to mid-September, since it is the warmest and sunniest period of the year. Sometimes, it can be hot in July and August, while in other circumstances, nights can be cool or even a little cold even in these months, so it can be useful to bring a sweatshirt or sweater and a light jacket for the evening.

Metz - Climate data

In Metz, the average temperature of the coldest month (January) is of 2.8 °C (37 °F), that of the warmest month (July) is of 20.1 °C (68.2 °F). Here are the average temperatures.
Precipitation amounts to 760 millimeters (29.9 inches) per year: so, it is at an intermediate level. It ranges from 50 mm (2 in) in the driest month (April) to 80 mm (3.1 in) in the wettest one (December). Here is the average precipitation.
There are on average around 1640 sunshine hours per year. Here are the average hours of sunshine per day.

Metz - Weather by month

Based on the period 1991-2020

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January, the coldest month of the year, is generally a cold month. The average temperature is of 2.8 °C (37 °F), with a minimum of 0 °C (32 °F) and a maximum of 5.5 °C (41.9 °F).
On the coldest nights of the month, the temperature usually drops to around -8 °C (17 °F). However, it dropped to -15.2 °C (4.6 °F) in January 1997.
On the warmest days of the month, the temperature usually reaches around 13 °C (55 °F). However, it reached 16.1 °C (61 °F) in January 1999.
Precipitation amounts to 65 mm (2.6 in), distributed over 12 days.
The day lasts on average 8 hours and 50 minutes.
There are on average 1.5 hours of sunshine per day. So, the sun shines 20% of the time.
The average humidity is 85%. Hence, the air is normally humid.
The average wind speed is 12 kph (8 mph).

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February is generally a cold month. The average temperature is of 3.6 °C (38 °F), with a minimum of 0.1 °C (32.2 °F) and a maximum of 7.1 °C (44.8 °F).
On the coldest nights of the month, the temperature usually drops to around -7.5 °C (18.5 °F). However, it dropped to -14.8 °C (5.4 °F) in February 2012.
On the warmest days of the month, the temperature usually reaches around 14.5 °C (58 °F). However, it reached 20.3 °C (68.5 °F) in February 2019.
Precipitation amounts to 55 mm (2.2 in), distributed over 10 days.
The day lasts on average 10 hours and 10 minutes.
There are on average 3 hours of sunshine per day. So, the sun shines 27% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is 12 kph (7 mph).

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March is generally a quite mild month. The average temperature is of 7 °C (45 °F), with a minimum of 2.4 °C (36.3 °F) and a maximum of 11.6 °C (52.9 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -4.5 °C (24.5 °F). However, it dropped to -15.3 °C (4.5 °F) in March 2005.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 19.5 °C (67 °F). However, it reached 22.9 °C (73.2 °F) in March 1998.
Precipitation amounts to 60 mm (2.4 in), distributed over 12 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 4 hours of sunshine per day. So, the sun shines 34% of the time.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is 12 kph (7 mph).

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April is generally a mild month. The average temperature is of 10.4 °C (51 °F), with a minimum of 4.9 °C (40.8 °F) and a maximum of 16 °C (60.8 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -1.5 °C (29.5 °F). However, it dropped to -4.5 °C (23.9 °F) in April 2003.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 24 °C (75.5 °F). However, it reached 28.5 °C (83.3 °F) in April 2007.
Precipitation amounts to 50 mm (2 in), distributed over 9 days.
The day lasts on average 13 hours and 50 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 43% of the time.
The average humidity is 67%.
The average wind speed is 11 kph (7 mph).

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May is generally a mild month. The average temperature is of 14.4 °C (58 °F), with a minimum of 9 °C (48.2 °F) and a maximum of 19.9 °C (67.8 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 2.5 °C (36 °F). However, it dropped to -0.7 °C (30.7 °F) in May 1995.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 28 °C (82.5 °F). However, it reached 33.2 °C (91.8 °F) in May 2017.
Precipitation amounts to 60 mm (2.4 in), distributed over 10 days.
The day lasts on average 15 hours and 25 minutes. So the days are long.
There are on average 6.5 hours of sunshine per day. So, the sun shines 42% of the time.
The average humidity is 68%.
The average wind speed is 10 kph (6 mph).

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June is generally a very mild month. The average temperature is of 18 °C (64 °F), with a minimum of 12.4 °C (54.3 °F) and a maximum of 23.6 °C (74.5 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 6.5 °C (43.5 °F). However, it dropped to 2 °C (35.6 °F) in June 1991.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 32 °C (89.5 °F). However, it reached 36.9 °C (98.4 °F) in June 2019.
Precipitation amounts to 60 mm (2.4 in), distributed over 10 days.
The day lasts on average 16 hours and 10 minutes. So the days are long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
There are on average 7.5 hours of sunshine per day. So, the sun shines 45% of the time.
The average humidity is 67%.
The average wind speed is 10 kph (6 mph).

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July, the warmest month of the year, is generally a warm month. The average temperature is of 20.1 °C (68 °F), with a minimum of 14.4 °C (57.9 °F) and a maximum of 25.8 °C (78.4 °F).
On the coldest nights of the month, the temperature usually drops to around 9 °C (48.5 °F). However, it dropped to 6.2 °C (43.2 °F) in July 2011.
On the warmest days of the month, the temperature usually reaches around 33.5 °C (92.5 °F). However, it reached 39.7 °C (103.5 °F) in July 2019.
Precipitation amounts to 65 mm (2.6 in), distributed over 9 days.
The day lasts on average 15 hours and 40 minutes. So the days are long.
There are on average 7.5 hours of sunshine per day. So, the sun shines 46% of the time.
The average humidity is 67%.
The average wind speed is 10 kph (6 mph).

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August is generally a warm month. The average temperature is of 19.8 °C (68 °F), with a minimum of 14 °C (57.2 °F) and a maximum of 25.5 °C (77.9 °F).
On the coldest nights of the month, the temperature usually drops to around 8 °C (46.5 °F). However, it dropped to 5.1 °C (41.2 °F) in August 1993.
On the warmest days of the month, the temperature usually reaches around 33.5 °C (92.5 °F). However, it reached 39.5 °C (103.1 °F) in August 2003.
Precipitation amounts to 60 mm (2.4 in), distributed over 9 days.
The day lasts on average 14 hours and 20 minutes. So the days are long.
There are on average 7 hours of sunshine per day. So, the sun shines 48% of the time.
The average humidity is 69%.
The average wind speed is 9 kph (6 mph).

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September is generally a very mild month. The average temperature is of 15.6 °C (60 °F), with a minimum of 10.4 °C (50.7 °F) and a maximum of 20.9 °C (69.6 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 4.5 °C (40.5 °F). However, it dropped to 0.7 °C (33.3 °F) in September 2012.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 28 °C (82 °F). However, it reached 34.3 °C (93.7 °F) in September 2020.
Precipitation amounts to 65 mm (2.6 in), distributed over 9 days.
The day lasts on average 12 hours and 30 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 42% of the time.
The average humidity is 76%. Hence, the air is normally humid.
The average wind speed is 9 kph (6 mph).

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October is generally a mild month. The average temperature is of 11.3 °C (52 °F), with a minimum of 7.2 °C (45 °F) and a maximum of 15.4 °C (59.7 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 0 °C (32.5 °F). However, it dropped to -6.2 °C (20.8 °F) in October 2012.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 23 °C (73.5 °F). However, it reached 26.7 °C (80.1 °F) in October 2011.
Precipitation amounts to 70 mm (2.8 in), distributed over 11 days.
The day lasts on average 10 hours and 40 minutes.
There are on average 3 hours of sunshine per day. So, the sun shines 30% of the time.
The average humidity is 83%. Hence, the air is normally humid.
The average wind speed is 10 kph (6 mph).

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November is generally a quite cold month. The average temperature is of 6.5 °C (44 °F), with a minimum of 3.6 °C (38.5 °F) and a maximum of 9.4 °C (48.9 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -3 °C (26 °F). However, it dropped to -11.7 °C (10.9 °F) in November 1998.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 17 °C (62.5 °F). However, it reached 23.3 °C (73.9 °F) in November 2020.
Precipitation amounts to 65 mm (2.6 in), distributed over 11 days.
The day lasts on average 9 hours and 5 minutes.
There are on average 1.5 hours of sunshine per day. So, the sun shines 18% of the time.
The average humidity is 87%. Hence, the air is normally humid.
The average wind speed is 10 kph (7 mph).

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December is generally a cold month. The average temperature is of 3.6 °C (38 °F), with a minimum of 1 °C (33.8 °F) and a maximum of 6.1 °C (43 °F).
On the coldest nights of the month, the temperature usually drops to around -7.5 °C (19 °F). However, it dropped to -15.9 °C (3.4 °F) in December 2009.
On the warmest days of the month, the temperature usually reaches around 13 °C (55.5 °F). However, it reached 17.6 °C (63.7 °F) in December 2019.
Precipitation amounts to 80 mm (3.1 in), distributed over 12 days.
The day lasts on average 8 hours and 20 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
There are on average 1.5 hours of sunshine per day. So, the sun shines 16% of the time.
The average humidity is 86%. Hence, the air is normally humid.
The average wind speed is 12 kph (8 mph).