Kermanshah is a city of 950,000 inhabitants located in western Iran, at 34 degrees north latitude and 1,400 meters (4,600 feet) above sea level, on the slopes of the Zagros mountains. In the immediate vicinity of the city is Mount Paraw, 3,390 meters (11,120 ft) high.
(according to the Köppen classification, Mediterranean climate with hot summers - Csa), with quite cold, rainy winters, and very hot, sunny summers.
The city is relatively rainy, compared to other cities in Iran (excluding the Caspian Sea area).
There can be mild periods, with highs of 15 °C (59 °F) or more, but also cold periods, during which snowfall can occur. During cold spells, the temperature can drop to -15 °C (5 °F) or below. The record is -27 °C (16.5 °F), set in February 1974, while in the last thirty years, the record is -20.3 °C (-4.5 °F), set in February 2005.
, from March to May, is an unstable season, with sudden changes in temperature and gusts of wind. Furthermore, until April it is quite a rainy season.
, from June to August, is very hot and sunny. Fortunately, however, the air is dry. During heatwaves, temperatures can exceed 40 °C (104 °F). Records are 43/44 °C (109/111 °F).
. Here are the average temperatures.
January, the coldest month of the year, is generally a cold month. The average temperature is of
3 °C, with a minimum of
-2.9 °C and a maximum of
8.8 °C.

On the coldest nights of the month, the temperature usually drops to around
-10 °C.

On the warmest days of the month, the temperature usually reaches around
15.5 °C.

Precipitation amounts to
57.1 mm, distributed over 8 days.
The day lasts on average 10 hours and 10 minutes.

There are on average 5 hours of sunshine per day. So, the sun shines 49% of the time.
The average humidity is 66%.
The average wind speed is of
8.6 kph.
February is generally a quite cold month. The average temperature is of
4.9 °C, with a minimum of
-1.5 °C and a maximum of
11.3 °C.

On the coldest nights of the month, the temperature usually drops to around
-9 °C.

On the warmest days of the month, the temperature usually reaches around
18 °C.

Precipitation amounts to
56 mm, distributed over 7 days.
The day lasts on average 11 hours and 0 minutes.

There are on average 5.5 hours of sunshine per day. So, the sun shines 52% of the time.
The average humidity is 58%.
The average wind speed is of
9.7 kph.
March is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of
9 °C, with a minimum of
2 °C and a maximum of
16 °C.

On the coldest nights of the month, the temperature usually drops to around
-5 °C.

On the warmest days of the month, the temperature usually reaches around
22.5 °C.

Precipitation amounts to
68.4 mm, distributed over 8 days.
The day lasts on average 12 hours and 0 minutes.

There are on average 6.5 hours of sunshine per day. So, the sun shines 53% of the time.
The average humidity is 51%.
The average wind speed is of
11.1 kph.
April is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of
13.7 °C, with a minimum of
6.1 °C and a maximum of
21.3 °C.

On the coldest nights of the month, the temperature usually drops to around
-0.5 °C.

On the warmest days of the month, the temperature usually reaches around
27.5 °C.

Precipitation amounts to
59 mm, distributed over 7 days.
The day lasts on average 13 hours and 5 minutes.

There are on average 7 hours of sunshine per day. So, the sun shines 55% of the time.
The average humidity is 49%.
The average wind speed is of
10.9 kph.
May is generally a warm month. However, there are remarkable differences between night and day. The average temperature is of
18.6 °C, with a minimum of
9.6 °C and a maximum of
27.5 °C.

On the coldest nights of the month, the temperature usually drops to around
4.5 °C.

On the warmest days of the month, the temperature usually reaches around
34 °C.

Precipitation amounts to
25.5 mm, distributed over 4 days.
The day lasts on average 14 hours and 0 minutes.

There are on average 9 hours of sunshine per day. So, the sun shines 63% of the time.
The average humidity is 38%.
The average wind speed is of
10.7 kph.
June is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of
24.4 °C, with a minimum of
13.9 °C and a maximum of
34.9 °C.

On the coldest nights of the month, the temperature usually drops to around
9 °C.

On the warmest days of the month, the temperature usually reaches around
39 °C.

Precipitation amounts to only
1 mm, distributed over 0 days.
The day lasts on average 14 hours and 25 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 11.5 hours of sunshine per day. So, the sun shines 78% of the time.
The average humidity is 21%. Hence, the air is normally dry.
The average wind speed is of
10.6 kph.
July, the hottest month of the year, is generally a very hot month. However, there are remarkable differences between night and day. The average temperature is of
28.4 °C, with a minimum of
17.9 °C and a maximum of
38.8 °C.

On the coldest nights of the month, the temperature usually drops to around
13.5 °C.

On the warmest days of the month, the temperature usually reaches around
42 °C.

Precipitation amounts to only
0.9 mm, distributed over 0 days.
The day lasts on average 14 hours and 10 minutes. So the days are long.

There are on average 11 hours of sunshine per day. So, the sun shines 78% of the time.
The average humidity is 17%. Hence, the air is normally dry.
The average wind speed is of
10.4 kph.
August is generally a very hot month. However, there are remarkable differences between night and day. The average temperature is of
28 °C, with a minimum of
17.4 °C and a maximum of
38.6 °C.

On the coldest nights of the month, the temperature usually drops to around
13.5 °C.

On the warmest days of the month, the temperature usually reaches around
41.5 °C.

Precipitation amounts to only
0.3 mm, distributed over 0 days.
The day lasts on average 13 hours and 25 minutes.

There are on average 11 hours of sunshine per day. So, the sun shines 81% of the time.
The average humidity is 17%. Hence, the air is normally dry.
The average wind speed is of
9.7 kph.
September is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of
23 °C, with a minimum of
12.4 °C and a maximum of
33.6 °C.

On the coldest nights of the month, the temperature usually drops to around
8 °C.

On the warmest days of the month, the temperature usually reaches around
38 °C.

Precipitation amounts to only
2.6 mm, distributed over 0 days.
The day lasts on average 12 hours and 25 minutes.

There are on average 10 hours of sunshine per day. So, the sun shines 81% of the time.
The average humidity is 19%. Hence, the air is normally dry.
The average wind speed is of
8.9 kph.
October 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
8.3 °C and a maximum of
26.2 °C.

On the coldest nights of the month, the temperature usually drops to around
2.5 °C.

On the warmest days of the month, the temperature usually reaches around
31.5 °C.

Precipitation amounts to
32.9 mm, distributed over 3 days.
The day lasts on average 11 hours and 20 minutes.

There are on average 8 hours of sunshine per day. So, the sun shines 70% of the time.
The average humidity is 33%. Hence, the air is normally dry.
The average wind speed is of
8 kph.
November is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of
9.9 °C, with a minimum of
2.9 °C and a maximum of
16.9 °C.

On the coldest nights of the month, the temperature usually drops to around
-4 °C.

On the warmest days of the month, the temperature usually reaches around
23.5 °C.

Precipitation amounts to
61.1 mm, distributed over 6 days.
The day lasts on average 10 hours and 25 minutes.

There are on average 6 hours of sunshine per day. So, the sun shines 60% of the time.
The average humidity is 53%.
The average wind speed is of
7.2 kph.
December is generally a quite cold month. The average temperature is of
5.2 °C, with a minimum of
-1 °C and a maximum of
11.5 °C.

On the coldest nights of the month, the temperature usually drops to around
-7.5 °C.

On the warmest days of the month, the temperature usually reaches around
17 °C.

Precipitation amounts to
51.6 mm, distributed over 7 days.
The day lasts on average 9 hours and 55 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.

There are on average 5 hours of sunshine per day. So, the sun shines 51% of the time.
The average humidity is 63%.
The average wind speed is of
7.2 kph.