Monthly weather forecast and climate
Helan, Iran

January, like December, in Helan, Iran, is a wintry winter month, with temperature in the range of an average low of -6.6°C (20.1°F) and an average high of 1.1°C (34°F). The coldest month is January, with an average high-temperature of 1.1°C (34°F) and an average low-temperature of -6.6°C (20.1°F). Weather in January »

The last month of the winter, February, is another cold month in Helan, Iran, with temperature in the range of an average high of 3.1°C (37.6°F) and an average low of -4.8°C (23.4°F). In February, the average high-temperature is relatively the same as in January - a still wintry 3.1°C (37.6°F). Weather in February »

March, the first month of the spring, in Helan, is a chilly month, with average temperature varying between 8.7°C (47.7°F) and 0.3°C (32.5°F). In March, the average high-temperature increases, from a cold 3.1°C (37.6°F) in February, to a frosty 8.7°C (47.7°F). Weather in March »

April is a moderate spring month in Helan, Iran, with temperature in the range of an average low of 5.4°C (41.7°F) and an average high of 14.8°C (58.6°F). In Helan, the average high-temperature in April increases, from a chilly 8.7°C (47.7°F) in March, to a mild 14.8°C (58.6°F). Weather in April »

The last month of the spring, May, is a pleasant month in Helan, Iran, with temperature in the range of an average low of 10.8°C (51.4°F) and an average high of 21.1°C (70°F). In Helan, the average high-temperature rises, from a mild 14.8°C (58.6°F) in April, to an agreeable 21.1°C (70°F). Weather in May »

June, the first month of the summer, in Helan, is a warm month, with temperature in the range of an average low of 14.8°C (58.6°F) and an average high of 26.6°C (79.9°F). In Helan, the average high-temperature increases, from a pleasant 21.1°C (70°F) in May, to a moderately hot 26.6°C (79.9°F). Weather in June »

July is a tropical summer month in Helan, Iran, with average temperature varying between 17.9°C (64.2°F) and 30.4°C (86.7°F). July is the warmest month, with an average high-temperature of 30.4°C (86.7°F) and an average low-temperature of 17.9°C (64.2°F). The average heat index in July is estimated at a hot 30.2°C (86.4°F). Weather in July »

August, the last month of the summer, in Helan, is another warm month, with average temperature varying between 17.4°C (63.3°F) and 29.8°C (85.6°F). In Helan, the average high-temperature is practically the same as in July - a moderately hot 29.8°C (85.6°F). Weather in August »

The first month of the autumn, September, is also a moderately hot month in Helan, Iran, with temperature in the range of an average high of 24.8°C (76.6°F) and an average low of 13.7°C (56.7°F). In Helan, the average high-temperature drops, from a moderately hot 29.8°C (85.6°F) in August, to a still warm 24.8°C (76.6°F). Weather in September »

October, the same as September, is another enjoyable autumn month in Helan, Iran, with average temperature ranging between max 17.8°C (64°F) and min 8.5°C (47.3°F). In October, the average high-temperature drops, from a moderately hot 24.8°C (76.6°F) in September, to an enjoyable 17.8°C (64°F). Weather in October »

November, the last month of the autumn, in Helan, is another chilly month, with temperature in the range of an average high of 9.3°C (48.7°F) and an average low of 1.5°C (34.7°F). In Helan, the average high-temperature in November significantly decreases, from a comfortable 17.8°C (64°F) in October, to a chilly 9.3°C (48.7°F). Weather in November »

The first month of the winter, December, is also a wintry month in Helan, Iran, with average temperature ranging between max 4.1°C (39.4°F) and min -3.6°C (25.5°F). In December, the average high-temperature decreases, from a chilly 9.3°C (48.7°F) in November, to a cold 4.1°C (39.4°F). Weather in December »

What is the coldest month in Helan?

With an average high-temperature of 1.1°C (34°F) and an average low-temperature of -6.6°C (20.1°F), January is the coldest month.

What is the most humid month in Helan?

January is the most humid month in Helan, with an average relative humidity of 74%.

How many days does it rain in Helan?

In Helan, during the entire year, the rain falls for 74.1 days and collects up to 100mm (3.94") of precipitation.

When does it snow in Helan?

January through April, November and December are months with snowfall in Helan, Iran.

How many days does it snow in Helan?

Throughout the year, in Helan, there are 19 snowfall days, and 105mm (4.13") of snow is accumulated.

What is the snowiest month in Helan?

January is the month with the most snowfall in Helan. Snow falls for 5.8 days and accumulates 36mm (1.42") of snow.

What is the month with the least sunshine in Helan?

With an average of 6.9h of sunshine, January has the least sunshine of the year.

What is the month with the lowest UV index in Helan?

Months with the lowest UV index in Helan, Iran, are January, February, November and December, with an average maximum UV index of 2.

What is the wettest month in Helan?

The month with the most rainfall in Helan, Iran, is April when the rain falls for 10.9 days and typically aggregates up to 16mm (0.63") of precipitation.

When it does not snow in Helan?

May through October are months without snowfall.

When is the highest UV index in Helan?

Months with the highest UV index are May through August, with an average maximum UV index of 6.

When are the longest days in Helan?

June has the longest days of the year in Helan, Iran, with an average of 14.8h of daylight.

What is the warmest month in Helan?

With an average high-temperature of 30.4°C (86.7°F) and an average low-temperature of 17.9°C (64.2°F), July is the warmest month.

What is the least humid month in Helan?

August is the least humid month in Helan, Iran, with an average relative humidity of 39%.

What is the driest month in Helan?

August and September are months with the least rain when the rain falls for 2.4 days and typically aggregates up to 3mm (0.12") of rain.

What month has the most sunshine in Helan?

The month with the most sunshine in Helan is August, with an average of 12h of sunshine.

What is the month with the shortest days in Helan?

With an average of 9.6h of daylight, December has the shortest days of the year.
Average pressure - Helan, Iran

The month with the highest atmospheric pressure is December (1022.2mbar).
The month with the lowest atmospheric pressure is July (1008.8mbar).

Average wind speed - Helan, Iran

The windiest months (with the highest average wind speed) are July and August (14km/h).
The calmest month (with the lowest average wind speed) is December (8.3km/h).

Average rainfall - Helan, Iran
Average rainfall days - Helan, Iran

The month with the highest number of rainy days is April (10.9 days).
The month with the least rainy days is August (2.4 days).

Average snowfall - Helan, Iran
Average snowfall days - Helan, Iran

The month with the highest number of snowfall days is January (5.8 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine - Helan, Iran

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.6h).

The month with the most sunshine is August (Average sunshine: 12h).
The month with the least sunshine is January (Average sunshine: 6.9h).

Average sunshine days - Helan, Iran

The month with the most sunshine days is August (25.2 days).
The month with the least sunshine days is April (15.3 days).

Average UV index - Helan, Iran
Average visibility - Helan, Iran

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).