Expand
Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, the same as December, is an icy winter month in Chehel Tanan, Iran, with temperature in the range of an average low of -3.8°C (25.2°F) and an average high of 4.3°C (39.7°F). With average temperatures fluctuating between a high of 4.3°C (39.7°F) and a low of -3.8°C (25.2°F), January stands out as the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Chehel Tanan, is a chilly month, with temperature in the range of an average low of -2.3°C (27.9°F) and an average high of 6.2°C (43.2°F). Chehel Tanan registers an average high-temperature of a chilly 6.2°C (43.2°F) at the commencement of February, closely related to the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Chehel Tanan, is a cool month, with an average temperature fluctuating between 2.1°C (35.8°F) and 12°C (53.6°F). The onset of March brings a temperature shift, with the average high-temperature moving from a chilly 6.2°C (43.2°F) in February to a fresh 12°C (53.6°F). Weather in March »
Weather in April
April in Chehel Tanan, Iran, is an enjoyable spring month, with temperature in the range of an average low of 6.9°C (44.4°F) and an average high of 16.9°C (62.4°F). Observing a slight rise in April, the average high-temperature shifts from March's cool 12°C (53.6°F) to a refreshing 16.9°C (62.4°F). Weather in April »
Weather in May
The last month of the spring, May, is a warm month in Chehel Tanan, Iran, with an average temperature ranging between max 23°C (73.4°F) and min 12.3°C (54.1°F). As Chehel Tanan transitions into May, a rise in the average high-temperature is observed, moving from a comfortable 16.9°C (62.4°F) in April to a warm 23°C (73.4°F). Weather in May »
Weather in June
June, the first month of the summer in Chehel Tanan, is also a moderately hot month, with temperature in the range of an average high of 29.2°C (84.6°F) and an average low of 16.2°C (61.2°F). The onset of June brings a temperature shift, with the average high-temperature moving from a warm 23°C (73.4°F) in May to a still moderately hot 29.2°C (84.6°F). Weather in June »
Weather in July
July is a hot summer month in Chehel Tanan, Iran, with an average temperature ranging between min 18.2°C (64.8°F) and max 31.6°C (88.9°F). Chehel Tanan's July weather reaches an average high of 31.6°C (88.9°F) and an average low of 18.2°C (64.8°F), making it the warmest month. Weather in July »
Weather in August
The last month of the summer, August, is another hot month in Chehel Tanan, Iran, with temperature in the range of an average low of 16.6°C (61.9°F) and an average high of 30.3°C (86.5°F). The shift into August records an average high-temperature of a still tropical 30.3°C (86.5°F), subtly varied from July's 31.6°C (88.9°F). Weather in August »
Weather in September
September, the first month of the autumn in Chehel Tanan, is still a warm month, with an average temperature fluctuating between 26.7°C (80.1°F) and 12.6°C (54.7°F). The start of September signals a gentle decrease in the average high-temperature, transitioning from a tropical 30.3°C (86.5°F) in August to a moderately hot 26.7°C (80.1°F). Weather in September »
Weather in October
October, like September, is another pleasant autumn month in Chehel Tanan, Iran, with an average temperature ranging between max 20.2°C (68.4°F) and min 7.3°C (45.1°F). As Chehel Tanan enters October, the average high-temperature decreases from the a moderately hot 26.7°C (80.1°F) of September to an agreeable 20.2°C (68.4°F). Weather in October »
Weather in November
November, the last month of the autumn in Chehel Tanan, is also a fresh month, with an average temperature ranging between min 1.3°C (34.3°F) and max 11.3°C (52.3°F). Chehel Tanan's weather in November is characterized by a distinct drop in the average high-temperature, reducing from an agreeable 20.2°C (68.4°F) in October to a cool 11.3°C (52.3°F). Weather in November »
Weather in December
December, the first month of the winter in Chehel Tanan, is still a chilly month, with an average temperature fluctuating between 6.7°C (44.1°F) and -1.6°C (29.1°F). A mild shift in the average high-temperature occurs in December, reducing from a cool 11.3°C (52.3°F) in November to a frosty 6.7°C (44.1°F). Weather in December »
Updated: Jul 22, 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
What month is the coldest?
Chehel Tanan experiences its average lowest temperatures in January, reaching a peak of 4.3°C (39.7°F) and a minimum of -3.8°C (25.2°F).
What is the most humid month in Chehel Tanan?
January is the most humid month, with an average relative humidity of 59%.
How much does it rain?
In Chehel Tanan, during the entire year, the rain falls for 57.9 days and collects up to 198mm (7.8") of precipitation.
When does it snow in Chehel Tanan?
January through March, November and December are months with snowfall.
When does it snow the most?
The month with the most snowfall is January, when snow falls for 8.1 days and typically aggregates up to 160mm (6.3") of snow.
How much does it snow?
In Chehel Tanan, during the entire year, snow falls for 22.1 days and aggregates up to 538mm (21.18") of snow.
What are the months with the least sunshine?
January and November, with an average of 7h of sunshine, are months with the least sunshine.
When is the lowest UV index?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the rainiest month?
February is the month with the most rainfall. Rain falls for 6.3 days and accumulates 37mm (1.46") of precipitation.
When it does not snow?
In Chehel Tanan, snow does not fall in April through October.
When are the longest days?
The month with the longest days is June, with an average of 14h and 12min of daylight.
What is the month with the highest UV index?
The months with the highest UV index are June and July, with an average maximum UV index of 7.
What is the warmest month?
The month of July sees the average highest temperatures, reaching 31.6°C (88.9°F) at the peak and 18.2°C (64.8°F) at the low.
What is the least humid month?
The least humid month is July, with an average relative humidity of 17%.
What month has the most sunshine?
The month with the most sunshine is August, with an average of 12.2h of sunshine.
What is the driest month in Chehel Tanan?
The only month without rainfall is September.
When does it rain?
Months with rainfall are January through August, October through December.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 10h and 6min of daylight.
Is there Daylight Saving Time (DST)?
Chehel Tanan does not observe Daylight Saving Time (DST). +0330 timezone is used throughout the entire year.
Average temperature
Chehel Tanan, Iran
The warmest month (with the highest average high temperature) is July (31.6°C).
The month with the lowest average high temperature is January (4.3°C).
The month with the highest average low temperature is July (18.2°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure
Chehel Tanan, Iran
- Average pressure in January:
1019.7mbar - Average pressure in February:
1017.7mbar - Average pressure in March:
1015.5mbar - Average pressure in April:
1014.3mbar - Average pressure in May:
1012.6mbar - Average pressure in June:
1007.6mbar
- Average pressure in July:
1005mbar - Average pressure in August:
1007.6mbar - Average pressure in September:
1011.8mbar - Average pressure in October:
1017mbar - Average pressure in November:
1019.4mbar - Average pressure in December:
1020.6mbar
The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is July (1005mbar).
Average wind speed
Chehel Tanan, Iran
- Average wind speed in January:
8.6km/h - Average wind speed in February:
9.6km/h - Average wind speed in March:
11km/h - Average wind speed in April:
10.6km/h - Average wind speed in May:
9.8km/h - Average wind speed in June:
8.9km/h
- Average wind speed in July:
9.5km/h - Average wind speed in August:
8.9km/h - Average wind speed in September:
7.2km/h - Average wind speed in October:
6.9km/h - Average wind speed in November:
6.4km/h - Average wind speed in December:
7km/h
The windiest month (with the highest average wind speed) is March (11km/h).
The calmest month (with the lowest average wind speed) is November (6.4km/h).
Average humidity
Chehel Tanan, Iran
The month with the highest relative humidity is January (59%).
The month with the lowest relative humidity is July (17%).
Average rainfall
Chehel Tanan, Iran
The wettest month (with the highest rainfall) is February (37mm).
The driest month (with the least rainfall) is September (0mm).
Average rainfall days
Chehel Tanan, Iran
- Average rainfall days in January:
6.6 days - Average rainfall days in February:
6.3 days - Average rainfall days in March:
7.7 days - Average rainfall days in April:
9.3 days - Average rainfall days in May:
7.3 days - Average rainfall days in June:
1.9 days
- Average rainfall days in July:
1.2 days - Average rainfall days in August:
0.9 days - Average rainfall days in September:
0.9 days - Average rainfall days in October:
5.1 days - Average rainfall days in November:
5.7 days - Average rainfall days in December:
5 days
The month with the highest number of rainy days is April (9.3 days).
The months with the least rainy days are August and September (0.9 days).
Average snowfall
Chehel Tanan, Iran
The month with the highest snowfall is January (160mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days
Chehel Tanan, Iran
- Average snowfall days in January:
8.1 days - Average snowfall days in February:
6.8 days - Average snowfall days in March:
2.5 days - Average snowfall days in April:
0.2 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:
1 days - Average snowfall days in December:
3.5 days
The month with the highest number of snowfall days is January (8.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Chehel Tanan, Iran
- Average daylight in January:
10h and 2min - Average daylight in February:
11h and 1min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 0min - Average daylight in May:
13h and 5min - Average daylight in June:
14h and 1min
- Average daylight in July:
14h and 0min - Average daylight in August:
13h and 2min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 4min - Average daylight in December:
10h and 1min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in January:
7h and 0min - Average sunshine in February:
7h and 2min - Average sunshine in March:
9h and 3min - Average sunshine in April:
11h and 2min - Average sunshine in May:
11h and 4min - Average sunshine in June:
12h and 0min
- Average sunshine in July:
11h and 5min - Average sunshine in August:
12h and 1min - Average sunshine in September:
11h and 5min - Average sunshine in October:
7h and 2min - Average sunshine in November:
7h and 0min - Average sunshine in December:
7h and 1min
The month with the most sunshine is August (Average sunshine: 12h and 12min).
The months with the least sunshine are January and November (Average sunshine: 7h and 0min).
Average sunshine days
Chehel Tanan, Iran
- Average sunshine days in January:
19.3 days - Average sunshine days in February:
16.6 days - Average sunshine days in March:
18.8 days - Average sunshine days in April:
16.8 days - Average sunshine days in May:
20 days - Average sunshine days in June:
27 days
- Average sunshine days in July:
29.4 days - Average sunshine days in August:
29.7 days - Average sunshine days in September:
28.9 days - Average sunshine days in October:
24.4 days - Average sunshine days in November:
22 days - Average sunshine days in December:
23 days
The month with the most sunshine days is August (29.7 days).
The month with the least sunshine days is February (16.6 days).
Average UV index
Chehel Tanan, Iran
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Chehel Tanan, Iran
The months with the most cloud cover are January and February (Cloud cover 20).
The month with the least cloud cover is September (Cloud cover 5).
Average visibility
Chehel Tanan, Iran
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
