The climate of Miercurea is characterized by very cold winters and mild summers.
The city is located at 660 meters (2,160 feet) above sea level, and is particularly cold, both for the altitude and for the position in a valley between the Carpathians, in fact, it is often the coldest city in Romania (and one of the coldest cities in Europe).
is very cold, with temperatures normally below freezing. Snowfalls are frequent, although not abundant. Fog often forms.
During cold spells, the temperature easily drops below -20 °C (-4 °F). The coldest record is -38.5 °C (-37.5 °F), recorded in January 1985. From 2001 to 2020, the extreme minimum was -33.5 °C (-28 °F), recorded in January 2006.
is pleasantly warm during the day, but with strong differences between night and day, in fact, nights are very cool, often even cold. Summer is the wettest season of the year, mainly due to afternoon thunderstorms.
Sometimes during the day it can get hot, although less so than in lowland cities. On the hottest days of the year, the temperature typically reaches 32/33 °C (90/91 °F). The heat record is 36 °C (97 °F), recorded in August 2012.
to visit Miercurea is summer, from June to August: it is generally a pleasant time, even if it can sometimes rain.
Even in the height of summer, it is advisable to bring a sweatshirt and a jacket for the evening.
. Here are the average temperatures.
January, the coldest month of the year, is generally a freezing cold month. The average temperature is of
-6 °C, with a minimum of
-10.8 °C and a maximum of
-1.1 °C.

On the coldest nights of the month, the temperature usually drops to around
-24.5 °C. However, it dropped to
-33.3 °C in January 2006.

On the warmest days of the month, the temperature usually reaches around
7 °C. However, it reached
11.9 °C in January 2007.

Precipitation amounts to
25 mm, distributed over 5 days.
The day lasts on average 9 hours and 5 minutes.

There are on average 2.5 hours of sunshine per day. So, the sun shines 26% of the time.
The average humidity is 87%. Hence, the air is normally humid.
February is generally a very cold month. The average temperature is of
-3.8 °C, with a minimum of
-9.5 °C and a maximum of
1.9 °C.

On the coldest nights of the month, the temperature usually drops to around
-23.5 °C. However, it dropped to
-32.8 °C in February 2006.

On the warmest days of the month, the temperature usually reaches around
10 °C. However, it reached
18.3 °C in February 2016.

Precipitation amounts to
20 mm, distributed over 5 days.
The day lasts on average 10 hours and 25 minutes.

There are on average 3.5 hours of sunshine per day. So, the sun shines 32% of the time.
The average humidity is 85%. Hence, the air is normally humid.
March is generally a cold month. The average temperature is of
1.5 °C, with a minimum of
-4.8 °C and a maximum of
7.7 °C.

On the coldest nights of the month, the temperature usually drops to around
-16 °C. However, it dropped to
-27.8 °C in March 2006.

On the warmest days of the month, the temperature usually reaches around
18 °C. However, it reached
23.4 °C in March 2017.

Precipitation amounts to
35 mm, distributed over 6 days.
The day lasts on average 12 hours and 0 minutes.

There are on average 4.5 hours of sunshine per day. So, the sun shines 40% of the time.
The average humidity is 81%. Hence, the air is normally humid.
April is generally a quite mild month. However, there are remarkable differences between night and day. The average temperature is of
7.4 °C, with a minimum of
0.1 °C and a maximum of
14.6 °C.

On the coldest nights of the month, the temperature usually drops to around
-7 °C. However, it dropped to
-13.9 °C in April 1996.

On the warmest days of the month, the temperature usually reaches around
22.5 °C. However, it reached
28.8 °C in April 2012.

Precipitation amounts to
45 mm, distributed over 8 days.
The day lasts on average 13 hours and 35 minutes.

There are on average 6 hours of sunshine per day. So, the sun shines 43% of the time.
The average humidity is 76%. Hence, the air is normally humid.
May is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of
12.3 °C, with a minimum of
4.6 °C and a maximum of
20 °C.

On the coldest nights of the month, the temperature usually drops to around
-3 °C. However, it dropped to
-7.7 °C in May 2007.

On the warmest days of the month, the temperature usually reaches around
27 °C. However, it reached
30.1 °C in May 2003.

Precipitation amounts to
70 mm, distributed over 11 days.
The day lasts on average 15 hours and 0 minutes. So the days are long.

There are on average 7.5 hours of sunshine per day. So, the sun shines 49% of the time.
The average humidity is 76%. Hence, the air is normally humid.
June is generally a very mild month. However, there are remarkable differences between night and day. The average temperature is of
15.8 °C, with a minimum of
8.3 °C and a maximum of
23.4 °C.

On the coldest nights of the month, the temperature usually drops to around
1.5 °C. However, it dropped to
-2 °C in June 2000.

On the warmest days of the month, the temperature usually reaches around
30 °C. However, it reached
33.1 °C in June 2016.

Precipitation amounts to
95 mm, distributed over 12 days.
The day lasts on average 15 hours and 40 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 49% of the time.
The average humidity is 77%. Hence, the air is normally humid.
July, the warmest month of the year, is generally a very mild month. However, there are remarkable differences between night and day. The average temperature is of
17.4 °C, with a minimum of
9.7 °C and a maximum of
25.2 °C.

On the coldest nights of the month, the temperature usually drops to around
3.5 °C. However, it dropped to
-0.2 °C in July 1996.

On the warmest days of the month, the temperature usually reaches around
31 °C. However, it reached
35.7 °C in July 2012.

Precipitation amounts to
85 mm, distributed over 10 days.
The day lasts on average 15 hours and 20 minutes. So the days are long.

There are on average 8.5 hours of sunshine per day. So, the sun shines 57% of the time.
The average humidity is 78%. Hence, the air is normally humid.
August is generally a very mild month. However, there are remarkable differences between night and day. The average temperature is of
17.2 °C, with a minimum of
8.8 °C and a maximum of
25.5 °C.

On the coldest nights of the month, the temperature usually drops to around
2.5 °C. However, it dropped to
-0.3 °C in August 1998.

On the warmest days of the month, the temperature usually reaches around
31.5 °C. However, it reached
36 °C in August 2012.

Precipitation amounts to
70 mm, distributed over 9 days.
The day lasts on average 14 hours and 5 minutes. So the days are long.

There are on average 8 hours of sunshine per day. So, the sun shines 57% of the time.
The average humidity is 79%. Hence, the air is normally humid.
September is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of
12.4 °C, with a minimum of
4.7 °C and a maximum of
20.2 °C.

On the coldest nights of the month, the temperature usually drops to around
-3 °C. However, it dropped to
-8.2 °C in September 1992.

On the warmest days of the month, the temperature usually reaches around
27.5 °C. However, it reached
33.2 °C in September 2015.

Precipitation amounts to
50 mm, distributed over 7 days.
The day lasts on average 12 hours and 30 minutes.

There are on average 6 hours of sunshine per day. So, the sun shines 49% of the time.
The average humidity is 80%. Hence, the air is normally humid.
October is generally a quite mild month. However, there are remarkable differences between night and day. The average temperature is of
7.5 °C, with a minimum of
0.4 °C and a maximum of
14.6 °C.

On the coldest nights of the month, the temperature usually drops to around
-8.5 °C. However, it dropped to
-13.3 °C in October 1997.

On the warmest days of the month, the temperature usually reaches around
24 °C. However, it reached
29.6 °C in October 2012.

Precipitation amounts to
40 mm, distributed over 6 days.
The day lasts on average 10 hours and 55 minutes.

There are on average 4.5 hours of sunshine per day. So, the sun shines 41% of the time.
The average humidity is 82%. Hence, the air is normally humid.
November is generally a cold month. The average temperature is of
1.4 °C, with a minimum of
-3.7 °C and a maximum of
6.6 °C.

On the coldest nights of the month, the temperature usually drops to around
-13 °C. However, it dropped to
-27.5 °C in November 1993.

On the warmest days of the month, the temperature usually reaches around
17 °C. However, it reached
25.2 °C in November 2018.

Precipitation amounts to
30 mm, distributed over 5 days.
The day lasts on average 9 hours and 25 minutes.

There are on average 2.5 hours of sunshine per day. So, the sun shines 28% of the time.
The average humidity is 87%. Hence, the air is normally humid.
December is generally a very cold month. The average temperature is of
-4.5 °C, with a minimum of
-8.7 °C and a maximum of
-0.3 °C.

On the coldest nights of the month, the temperature usually drops to around
-22.5 °C. However, it dropped to
-33 °C in December 1998.

On the warmest days of the month, the temperature usually reaches around
9 °C. However, it reached
13.3 °C in December 2004.

Precipitation amounts to
35 mm, distributed over 6 days.
The day lasts on average 8 hours and 40 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 88%. Hence, the air is normally humid.