(according to the Köppen classification, humid subtropical climate - Cfa), with mild winters and hot summers. Rainfall is abundant, especially in autumn and winter. It is no coincidence that Rasht is known in Iran as the "city of rain".
and temperature changes, especially in winter and spring. In fact, cold air can arrive from the north, originally coming from Russia, while warm winds can blow from the south, descending from the Alborz mountains, which separate the Caspian Sea from the arid plateau of Iran, and which in this area exceed 3,000 meters (9,800 feet).
, from December to February, is mild and rainy. However, different situations occur. During periods of stable weather, fog can form. The south wind can raise the temperature to almost 30 °C (86 °F) even in this season.
, and sometimes even snow. The record is -19 °C (-2 °F), set in January 1964. In the last thirty years, the record is -12.4 °C (9.7 °F), set in January 2008. In February 2020, the temperature dropped to -9 °C (16 °F) after a heavy snowfall, but in the previous days, with the south wind, it had reached 29 °C (84 °F).
Sometimes the snow can be particularly heavy. In the past, there were winters in which the snow depth exceeded 2 meters (6 feet and a half).
, from June to August, is not as hot as on the Iranian plateau, but it is sultry. In addition, thunderstorms can sometimes break out. During heat waves, the temperature can reach 37/38 °C (99/100 °F).
Rasht (formerly Bandar-e Pahlavi) is a city of 680,000 inhabitants located in northern Iran, in the province of Gilan (of which it is the capital), at 37 degrees north latitude and 15 kilometers (9 miles) away from the coast of the Caspian Sea, the largest lake in the world, from which comes the humidity that makes this the only green area of Iran.
On the coast is the city of Bandar-e-Anzali. About 20 km (12 mi) to the southwest is the city of Fuman, while further southwest, on the first hills, is the Rudkhan castle.
. Here are the average temperatures.
January, the coldest month of the year, is generally a quite mild month. The average temperature is of
7.7 °C, with a minimum of
3.8 °C and a maximum of
11.6 °C.
On the coldest nights of the month, the temperature usually drops to around
-2.5 °C. However, it dropped to
-12.4 °C in January 2008.
On the warmest days of the month, the temperature usually reaches around
21.5 °C. However, it reached
27.5 °C in January 2010.
Precipitation amounts to
131.3 mm, distributed over 10 days.
The day lasts on average 9 hours and 55 minutes.
There are on average 3 hours of sunshine per day. So, the sun shines 32% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is of
6.2 kph.
February is generally a quite mild month. The average temperature is of
7.7 °C, with a minimum of
3.9 °C and a maximum of
11.5 °C.
On the coldest nights of the month, the temperature usually drops to around
-2.5 °C. However, it dropped to
-9 °C in February 2020.
On the warmest days of the month, the temperature usually reaches around
22.5 °C. However, it reached
29.5 °C in February 2016.
Precipitation amounts to
131.6 mm, distributed over 10 days.
The day lasts on average 10 hours and 50 minutes.
There are on average 3 hours of sunshine per day. So, the sun shines 30% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is of
6.2 kph.
March is generally a mild month. The average temperature is of
10.6 °C, with a minimum of
6.6 °C and a maximum of
14.7 °C.
On the coldest nights of the month, the temperature usually drops to around
1 °C. However, it dropped to
-2.4 °C in March 2012.
On the warmest days of the month, the temperature usually reaches around
26.5 °C. However, it reached
38 °C in March 2008.
Precipitation amounts to
108.3 mm, distributed over 10 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 3.5 hours of sunshine per day. So, the sun shines 28% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is of
6 kph.
April is generally a very mild month. The average temperature is of
14.8 °C, with a minimum of
10.5 °C and a maximum of
19.1 °C.
On the coldest nights of the month, the temperature usually drops to around
4 °C. However, it dropped to
-0.2 °C in April 2014.
On the warmest days of the month, the temperature usually reaches around
30 °C. However, it reached
37.4 °C in April 2012.
Precipitation amounts to
73.1 mm, distributed over 7 days.
The day lasts on average 13 hours and 10 minutes.
There are on average 4.5 hours of sunshine per day. So, the sun shines 32% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is of
6.1 kph.
May is generally a warm month. The average temperature is of
20.2 °C, with a minimum of
15.9 °C and a maximum of
24.4 °C.
On the coldest nights of the month, the temperature usually drops to around
10.5 °C. However, it dropped to
3.6 °C in May 1992.
On the warmest days of the month, the temperature usually reaches around
31.5 °C. However, it reached
39 °C in May 2017.
Precipitation amounts to
41.5 mm, distributed over 6 days.
The day lasts on average 14 hours and 10 minutes. So the days are long.
There are on average 6 hours of sunshine per day. So, the sun shines 43% of the time.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is of
5.7 kph.
June is generally a warm to hot, muggy month. The average temperature is of
24.2 °C, with a minimum of
19.8 °C and a maximum of
28.5 °C.
On the coldest nights of the month, the temperature usually drops to around
15.5 °C. However, it dropped to
12 °C in June 2003.
On the warmest days of the month, the temperature usually reaches around
33 °C. However, it reached
35.2 °C in June 2018.
Precipitation amounts to
41.7 mm, distributed over 4 days.
The day lasts on average 14 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 8 hours of sunshine per day. So, the sun shines 53% of the time.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is of
5.6 kph.
July is generally a warm to hot, muggy month. The average temperature is of
26.2 °C, with a minimum of
21.8 °C and a maximum of
30.5 °C.
On the coldest nights of the month, the temperature usually drops to around
17.5 °C. However, it dropped to
14.6 °C in July 1999.
On the warmest days of the month, the temperature usually reaches around
34.5 °C. However, it reached
36.6 °C in July 2011.
Precipitation amounts to
52.3 mm, distributed over 4 days.
The day lasts on average 14 hours and 25 minutes. So the days are long.
There are on average 7.5 hours of sunshine per day. So, the sun shines 52% of the time.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is of
4.9 kph.
August, the hottest month of the year, is generally a warm to hot, muggy month. The average temperature is of
26.3 °C, with a minimum of
21.7 °C and a maximum of
30.9 °C.
On the coldest nights of the month, the temperature usually drops to around
18 °C. However, it dropped to
14.6 °C in August 2011.
On the warmest days of the month, the temperature usually reaches around
35 °C. However, it reached
38.4 °C in August 2017.
Precipitation amounts to
71.8 mm, distributed over 6 days.
The day lasts on average 13 hours and 30 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 50% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is of
4.9 kph.
September is generally a warm to hot, muggy month. The average temperature is of
23.1 °C, with a minimum of
19 °C and a maximum of
27.2 °C.
On the coldest nights of the month, the temperature usually drops to around
14.5 °C. However, it dropped to
11 °C in September 1999.
On the warmest days of the month, the temperature usually reaches around
33 °C. However, it reached
38 °C in September 2007.
Precipitation amounts to
159.3 mm, distributed over 9 days.
The day lasts on average 12 hours and 25 minutes.
There are on average 5 hours of sunshine per day. So, the sun shines 38% of the time.
The average humidity is 83%. Hence, the air is normally humid.
The average wind speed is of
4.9 kph.
October is generally a warm month. The average temperature is of
18.7 °C, with a minimum of
14.6 °C and a maximum of
22.8 °C.
On the coldest nights of the month, the temperature usually drops to around
9.5 °C. However, it dropped to
7.2 °C in October 2004.
On the warmest days of the month, the temperature usually reaches around
31 °C. However, it reached
37.2 °C in October 2013.
Precipitation amounts to
200.4 mm, distributed over 10 days.
The day lasts on average 11 hours and 10 minutes.
There are on average 4 hours of sunshine per day. So, the sun shines 36% of the time.
The average humidity is 87%. Hence, the air is normally humid.
The average wind speed is of
4.5 kph.
November is generally a mild month. The average temperature is of
13.2 °C, with a minimum of
9.3 °C and a maximum of
17 °C.
On the coldest nights of the month, the temperature usually drops to around
2 °C. However, it dropped to
-3.6 °C in November 2016.
On the warmest days of the month, the temperature usually reaches around
26 °C. However, it reached
31.8 °C in November 1995.
Precipitation amounts to
218.2 mm, distributed over 11 days.
The day lasts on average 10 hours and 10 minutes.
There are on average 3.5 hours of sunshine per day. So, the sun shines 32% of the time.
The average humidity is 87%. Hence, the air is normally humid.
The average wind speed is of
4.9 kph.
December is generally a mild month. The average temperature is of
9.4 °C, with a minimum of
5.6 °C and a maximum of
13.3 °C.
On the coldest nights of the month, the temperature usually drops to around
-1 °C. However, it dropped to
-4 °C in December 2006.
On the warmest days of the month, the temperature usually reaches around
23.5 °C. However, it reached
29.2 °C in December 2001.
Precipitation amounts to
153.2 mm, distributed over 10 days.
The day lasts on average 9 hours and 35 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
There are on average 3 hours of sunshine per day. So, the sun shines 31% of the time.
The average humidity is 85%. Hence, the air is normally humid.
The average wind speed is of
6 kph.