Climate and monthly weather forecastRasht, Iran
Climate and monthly weather forecast
The climate of Rasht
Perched along the northern fringes of Iran, the city of Rasht is classified under the Köppen climate classification as a Cfa region, indicating a Humid subtropical climate with no dry season. Weather conditions in Rasht reflect the influence of its geographical location, landscape and prevailing wind patterns. Thermal characteristics show a diverse pattern with the monthly average high-temperature changes between 11.3°C (52.3°F) and 29.3°C (84.7°F), while the lows shift in a range from 6°C (42.8°F) to 22.4°C (72.3°F).Given the subtropical nature of its climate, Rasht experiences a high relative humidity throughout the year. Variations in this parameter are minimal with the rate ranging from 65% to 75%. It is due to the consistent moisture content in the atmosphere that the city sees a substantial amount of precipitation year-round, with an annual rainfall distribution fluctuating between 17mm (0.67") and 89mm (3.5") across various months. The number of rainy days also shifts between 6.8 days to 15.1 days each month.
Rasht also experiences snowfall in some months with the average monthly depth varying from 4mm (0.16") to 198mm (7.8"), primarily seen between December and February. Scant sunshine pervades the atmosphere with daily sunlight hours oscillating between 5.7 hours and 11.5 hours. Meanwhile, the UV index maintains a moderate level from 3 to 7 throughout the year, suggesting adequate protection is required when venturing out during daylight hours.
The best time to visit Rasht
For those planning to travel to Rasht, the period from late spring to early summer, roughly May through July, is often the most favourable time. During these months, the weather conditions are delightful and amenable to outdoor activities with high temperatures from 23.9°C (75°F) to 29.3°C (84.7°F), while lows range from 15.8°C (60.4°F) to 22.1°C (71.8°F). Moreover, the rainfall is relatively low, particularly in June when precipitation averages around 17mm (0.67"). Sunshine duration hits its pinnacle with up to 11.5 hours per day in June, and the UV index rises to 6 or 7, necessitating skin protection.The worst time to visit Rasht
Tourists might want to avoid Rasht in the late autumn months of October and November, plus December. This period marks peak rainfall, with precipitation skyrocketing to 81mm (3.19") in October and peaking at 89mm (3.5") in November. The temperature also takes a dip, with average highs dropping from 21.9°C (71.4°F) to 13.7°C (56.7°F) and lows descending from 16.4°C (61.5°F) to 8.6°C (47.5°F) during these months. There is less sunshine, reducing daily daylight hours to between 5.7 hours and 6.2 hours.Spring weather in Rasht
Spring season in Rasht, from March to May, brings a gradual rise in temperature as Winter fades away. The average high temperature starts at 14.5°C (58.1°F) in March and then slowly climbs to 23.9°C (75°F) by May. The lower temperature also sees a similar pattern, climbing from 7.9°C (46.2°F) in March to 15.8°C (60.4°F) in May. Consistent rainfall accompanies the warming temperatures, but the amount of precipitation reduces steadily from 46mm (1.81") in March to 23mm (0.91") in May. Daylight hours increase from 12 hours in March to 14.2 hours in May, providing ample light for outdoor exploration.Summer weather in Rasht
Experiencing Rasht in summer, from June through August, translates into warm weather and relatively dry conditions. The average high temperatures plummet to 29.3°C (84.7°F) in July while the lows remain resolutely comfortable at 22.1°C (71.8°F). On the precipitation front, June stands out as the driest month with 17mm (0.67") rainfall. Sunshine pervades the landscape, reaching a peak of 14.7 hours of daylight in June. However, UV radiation also intensifies, so it is recommended to use sun protection during prolonged outdoor stays.Autumn weather in Rasht
Autumn in Rasht, occurring from September to November, is characterized by lowering temperatures and increased rainfall. The monthly highs decrease progressively from 25.7°C (78.3°F) in September to 16.3°C (61.3°F) in November. Meanwhile, the lows drop from 19.9°C (67.8°F) to 11.2°C (52.2°F) over the same period. The rainfall sees a significant rise, culminating at 89mm (3.5") in November, which is the highest in the year. The daylight hours also shrink from 12.4 hours in September to 10.2 hours in November, signaling the approaching winter.Winter weather in Rasht
Winter season in Rasht, from December to February, envelopes the city in cooler weather conditions coupled with sparse precipitation. Average high temperatures during these months range from 13.7°C (56.7°F) to 11.9°C (53.4°F) while lows drop from 8.6°C (47.5°F) to 6.8°C (44.2°F). Precipitation is quite variable, with rainfall amounts shifting between 41mm (1.61") and 57mm (2.24"), and snowfall varying from 32mm (1.26") to 198mm (7.8") depending on the month. Though daylight hours are shortened to 9.6 hours to 10.8 hours, adequate sunshine persists, thereby offsetting some of the chill.Weather in January
Taking a look at data for the town of Rasht, Iran, the beginning of the year is characterized by a climate that is chillier than the forthcoming months. The high volume of rainfall at 57mm (2.24"), along with notable snowfall of 32mm (1.26") indicating a prominent presence of precipitation during this period. Weather in January »Weather in February
Moving into February, the environment in Rasht undergoes a considerable variation, especially concerning temperature and snowfall. There is a steady dip in temperature with recorded highs of 11.3°C (52.3°F) and lows down to 6°C (42.8°F); meanwhile, snowfall reaches its peak at 198mm (7.8"). Weather in February »Weather in March
The arrival of March signifies the onset of spring in Rasht, carrying with it a mild increase in temperature and a notable decline in snowfall. With high temperatures up to 14.5°C (58.1°F), the city experiences a return of warmth. Weather in March »Weather in April
April marks the complete cessation of snowfall in Rasht, creating the way for warmer and drier weather conditions. This month is marked by lows that hit 10.3°C (50.5°F) and rainfall dropping lightly to 45mm (1.77"). The fresh spring air is complemented by a modest increase in daily sunlight, inviting the local populace to enjoy more outdoor activities. Weather in April »Weather in May
May in Rasht welcomes the arrival of higher temperatures and a decrease in rainfall, setting the stage for summer. With daily highs climbing up to a balmy 23.9°C (75°F), residents equip themselves with lighter clothing to stay comfortable in the heat. Weather in May »Weather in June
In Rasht, June kicks off with a marked peak in temperatures and a simultaneous drop in precipitation. Experiencing the year's highest temperatures reaching 27.8°C (82°F) and lowest rainfall measures at a mere 17mm (0.67"), clear, warm days are a constant. Weather in June »Weather in July
July, the heart of summer in Rasht, manifests with powerful heat and an influx of humidity. The highest temperature of the year is felt this month, soaring to a striking 29.3°C (84.7°F). Refreshing afternoon breezes offer a small respite, while the sunny days exhibit a shallow decline, as compared to June. Weather in July »Weather in August
August brings in a gentle reprieve with slightly lower temperatures in Rasht, but the mercury still keeps high. This time of the year presents itself with top temperatures lingering around 28.8°C (83.8°F), signifying continual summer heat. Weather in August »Weather in September
September in Rasht witnesses a welcoming downshift in temperature, nudging the dawn of autumn along. A still warm tail-end of summer persists, with high temperatures reaching approximately 25.7°C (78.3°F). Rainfall begins to intensify, and forest landscapes undergo a transformation during this transitional phase. Weather in September »Weather in October
October sees Rasht transform into a canvas adorned with beautiful fall colors. Along with this, a significant increase in rainfall occurs, spiking to a noteworthy 81mm (3.19"). Temperatures continue to recede, meanwhile autumn leaves decorate the city with an array of warm hues. Weather in October »Weather in November
November in Rasht is characterized by an undeniable wintery inclination. A new low temperature is recorded at 11.2°C (52.2°F), while rainfall reaches its highest at 89mm (3.5"), marking it as the wettest month of the year. A blend of showers combined with the cool breeze gives the city a fresh, crisp feel, while daylight hours shorten considerably. Weather in November »Weather in December
As the year concludes in December, Rasht’s weather takes a considerably cold turn. The lower temperatures, now dipping to as low as 8.6°C (47.5°F), accompanied by a 41mm (1.61") downfall and a minimal 5mm (0.2") of snowfall, affirm the onset of winter. Weather in December »Updated: Jan 27, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Throughout the year, in Rasht, Iran, there are 130.8 rainfall days, and 567mm (22.32") of precipitation is accumulated.
Months with snowfall in Rasht, Iran, are January through March, November and December.
Throughout the year, in Rasht, Iran, there are 4 snowfall days, and 267mm (10.51") of snow is accumulated.
The months with the lowest UV index in Rasht are January through March and December, with an average maximum UV index of 3.
With average high temperatures of 11.3°C (52.3°F) and lows of 6°C (42.8°F), February is the coldest month in Rasht, Iran.
February is the month with the most snowfall in Rasht, Iran. Snow falls for 2.2 days and accumulates 198mm (7.8") of snow.
April through October are months without snowfall in Rasht, Iran.
June and July, with an average relative humidity of 65%, are the least humid months.
June is the month with the least rainfall in Rasht. Rain falls for 6.8 days and accumulates 17mm (0.67") of precipitation.
June has the longest days of the year, with an average of 14h and 42min of daylight.
The month with the most sunshine in Rasht is June, with an average of 11.5h of sunshine.
July temperatures tend to peak at an average high of 29.3°C (84.7°F) and dip to a low of 22.1°C (71.8°F).
With an average maximum UV index of 7, July is the month with the highest UV index in Rasht.
September and October, with an average relative humidity of 75%, are most humid months.
The month with the most rainfall in Rasht, Iran, is November, when the rain falls for 12.9 days and typically aggregates up to 89mm (3.5") of precipitation.
The month with the least sunshine in Rasht, Iran, is November, with an average of 5.6h of sunshine.
The month with the shortest days is December, with an average of 9h and 42min of daylight.
Rasht does not observe Daylight Saving Time (DST). +0330 timezone is used over the entire year.
Average temperature
Rasht, Iran
The warmest month (with the highest average high temperature) is July (29.3°C).
The month with the lowest average high temperature is February (11.3°C).
The month with the highest average low temperature is August (22.4°C).
The coldest month (with the lowest average low temperature) is February (6°C).
Average pressure
Rasht, Iran
- Average pressure in January:
1020.7mbar - Average pressure in February:
1019.9mbar - Average pressure in March:
1016.7mbar - Average pressure in April:
1015.7mbar - Average pressure in May:
1013.1mbar - Average pressure in June:
1010.7mbar
- Average pressure in July:
1009mbar - Average pressure in August:
1011.4mbar - Average pressure in September:
1014.2mbar - Average pressure in October:
1018.7mbar - Average pressure in November:
1021.6mbar - Average pressure in December:
1021.9mbar
The month with the highest atmospheric pressure is December (1021.9mbar).
The month with the lowest atmospheric pressure is July (1009mbar).
Average wind speed
Rasht, Iran
- Average wind speed in January:
9.8km/h - Average wind speed in February:
9.7km/h - Average wind speed in March:
9.7km/h - Average wind speed in April:
9km/h - Average wind speed in May:
8.6km/h - Average wind speed in June:
8.7km/h
- Average wind speed in July:
8.8km/h - Average wind speed in August:
8.6km/h - Average wind speed in September:
8.3km/h - Average wind speed in October:
8.6km/h - Average wind speed in November:
8.7km/h - Average wind speed in December:
9.1km/h
The windiest month (with the highest average wind speed) is January (9.8km/h).
The calmest month (with the lowest average wind speed) is September (8.3km/h).
Average humidity
Rasht, Iran
The months with the highest relative humidity are September and October (75%).
The months with the lowest relative humidity are June and July (65%).
Average rainfall
Rasht, Iran
The wettest month (with the highest rainfall) is November (89mm).
The driest month (with the least rainfall) is June (17mm).
Average rainfall days
Rasht, Iran
- Average rainfall days in January:
8.9 days - Average rainfall days in February:
9.8 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
12.2 days - Average rainfall days in May:
10.6 days - Average rainfall days in June:
6.8 days
- Average rainfall days in July:
8.8 days - Average rainfall days in August:
9.8 days - Average rainfall days in September:
14.8 days - Average rainfall days in October:
15.1 days - Average rainfall days in November:
12.9 days - Average rainfall days in December:
10.3 days
The month with the highest number of rainy days is October (15.1 days).
The month with the least rainy days is June (6.8 days).
Average snowfall
Rasht, Iran
The month with the highest snowfall is February (198mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days
Rasht, Iran
- Average snowfall days in January:
0.9 days - Average snowfall days in February:
2.2 days - Average snowfall days in March:
0.6 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.2 days - Average snowfall days in December:
0.1 days
The month with the highest number of snowfall days is February (2.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Rasht, Iran
- Average daylight in January:
9h and 54min - Average daylight in February:
10h and 48min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 12min - Average daylight in May:
14h and 12min - Average daylight in June:
14h and 42min
- Average daylight in July:
14h and 24min - Average daylight in August:
13h and 36min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 12min - Average daylight in November:
10h and 12min - Average daylight in December:
9h and 42min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January:
6h and 6min - Average sunshine in February:
5h and 54min - Average sunshine in March:
7h and 36min - Average sunshine in April:
9h and 36min - Average sunshine in May:
11h and 12min - Average sunshine in June:
11h and 30min
- Average sunshine in July:
10h and 24min - Average sunshine in August:
10h and 0min - Average sunshine in September:
8h and 42min - Average sunshine in October:
5h and 42min - Average sunshine in November:
5h and 36min - Average sunshine in December:
6h and 12min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is November (Average sunshine: 5h and 36min).
Average sunshine days
Rasht, Iran
- Average sunshine days in January:
19.8 days - Average sunshine days in February:
15.3 days - Average sunshine days in March:
17.6 days - Average sunshine days in April:
14.5 days - Average sunshine days in May:
15.3 days - Average sunshine days in June:
20.1 days
- Average sunshine days in July:
20.7 days - Average sunshine days in August:
19.9 days - Average sunshine days in September:
12.5 days - Average sunshine days in October:
12.8 days - Average sunshine days in November:
14.7 days - Average sunshine days in December:
19.3 days
The month with the most sunshine days is July (20.7 days).
The month with the least sunshine days is September (12.5 days).
Average UV index
Rasht, Iran
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March and December (UV index 3).
Average cloud cover
Rasht, Iran
The month with the most cloud cover is February (Cloud cover 40).
The month with the least cloud cover is June (Cloud cover 15).
Average visibility
Rasht, Iran
The months with the highest visibility are January, March, May, June, July, August and December (10km).
The months with the lowest visibility are February, April, September, October and November (9km).
