Climate Insights for Rasht

Gilan Province, Iran

Hottest
August
30°C peak
Coldest
January
3°C low
Wettest
October
209mm rain
Best to Visit
May, June
Mild temps & low rain

Climate Overview

The climate in Rasht is temperate. The average annual temperature is 17°C and approximately 1515mm of precipitation falls per year. Rasht receives a notable amount of rainfall throughout the year, including during its driest month. Rasht is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are January, February, December, when temperatures can drop to 3°C. Snowfall occurs from January to December, with around 56cm accumulating over the season.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 12° Average: 8° Min: 3° Feb Max: 12° Average: 8° Min: 4° Mar Max: 16° Average: 11° Min: 7° Apr Max: 19° Average: 15° Min: 10° May Max: 24° Average: 19° Min: 15° Jun Max: 29° Average: 24° Min: 19° Jul Max: 30° Average: 26° Min: 21° Aug Max: 30° Average: 26° Min: 21° Sep Max: 26° Average: 22° Min: 18° Oct Max: 22° Average: 18° Min: 14° Nov Max: 17° Average: 13° Min: 9° Dec Max: 14° Average: 10° Min: 6°
Max
Average
Min

Temperatures in Rasht vary considerably across the year, with a 27°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 30°C and the mean temperature sits around 26°C. January is the coolest month, with minimum temperatures around 3°C and an average of 8°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 5°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 132mm Snow: 12mm Feb Precipitation: 146mm Snow: 33mm Mar Precipitation: 121mm Snow: 3mm Apr Precipitation: 86mm Snow: 0mm May Precipitation: 72mm Snow: 0mm Jun Precipitation: 39mm Snow: 0mm Jul Precipitation: 104mm Snow: 0mm Aug Precipitation: 73mm Snow: 0mm Sep Precipitation: 206mm Snow: 0mm Oct Precipitation: 209mm Snow: 0mm Nov Precipitation: 196mm Snow: 3mm Dec Precipitation: 130mm Snow: 5mm
Precipitation
Snow

Rasht is a fairly wet location, receiving approximately 1515mm of precipitation annually, which averages out to around 126mm per month. The wettest month is October, averaging 209mm of rainfall. September and November also tend to see above-average precipitation. The driest month is June, with just 39mm. That's 169mm less than October, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Snowfall is a regular feature from January to December, with around 56cm accumulating over the season. February typically sees the most snow at around 33cm.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 7km/h Feb Wind Speed: 7km/h Mar Wind Speed: 7km/h Apr Wind Speed: 6km/h May Wind Speed: 6km/h Jun Wind Speed: 6km/h Jul Wind Speed: 6km/h Aug Wind Speed: 6km/h Sep Wind Speed: 6km/h Oct Wind Speed: 6km/h Nov Wind Speed: 6km/h Dec Wind Speed: 7km/h
Wind Speed

Rasht is relatively calm, with an average annual wind speed of 6km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

7 days until Autumn

It is currently summer in Rasht, which began on June 21, 2026. Rasht is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 30°C, while the coldest stretch bottoms out in January near 3°C. Autumn is next, beginning on September 23, 2026 (7 days from now).

Spring

Temperatures range from 7 to 24°C. Precipitation is moderate at around 279mm for the season, averaging 93mm per month. Winds are generally light, averaging 6km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 19 to 30°C. Precipitation is moderate at around 216mm for the season, averaging 72mm per month. Winds are generally light, averaging 6km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 9 to 26°C. Rainfall is heavy, totalling around 611mm across the season with a monthly average of 204mm. Winds are generally light, averaging 6km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 3 to 14°C. Rainfall is heavy, totalling around 408mm across the season with a monthly average of 136mm. Expect around 49cm of snow accumulation during this period. Winds are generally light, averaging 7km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan
Feb
Mar 11°
Apr 15°
May 19°
Jun 24°
Jul 26°
Aug 26°
Sep 22°
Oct 18°
Nov 13°
Dec 10°

The best time to visit Rasht is during May and June, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 56mm per month. By contrast, August can be uncomfortably hot with highs reaching 30°C, while January is the coldest period with lows dropping to 3°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Rasht based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
3 °C
12 °C
7 km/h
132 mm
12 cm
Feb
4 °C
12 °C
7 km/h
146 mm
33 cm
Mar
7 °C
16 °C
7 km/h
121 mm
3 cm
Apr
10 °C
19 °C
6 km/h
86 mm
0 cm
May
15 °C
24 °C
6 km/h
72 mm
0 cm
Jun
19 °C
29 °C
6 km/h
39 mm
0 cm
Jul
21 °C
30 °C
6 km/h
104 mm
0 cm
Aug
21 °C
30 °C
6 km/h
73 mm
0 cm
Sep Current
18 °C
26 °C
6 km/h
206 mm
0 cm
Oct
14 °C
22 °C
6 km/h
209 mm
0 cm
Nov
9 °C
17 °C
6 km/h
196 mm
3 cm
Dec
6 °C
14 °C
7 km/h
130 mm
5 cm
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