May weather forecast
Guyom, Iran

May

Weather in May

May, the last month of the spring in Guyom, is a warm month, with an average temperature fluctuating between 28.4°C (83.1°F) and 18.6°C (65.5°F).

Temperature

Guyom sees an increase in the average high-temperature with the arrival of May, moving from April's agreeable 22.1°C (71.8°F) to a moderately hot 28.4°C (83.1°F). In Guyom, the May nights cool down to an average low of 18.6°C (65.5°F).

Humidity

The average relative humidity in May is 22%.

Rainfall

May is the last month it rains. During 2.8 rainfall days, in May, Guyom aggregates 5mm (0.2") of precipitation. In Guyom, during the entire year, the rain falls for 45.8 days and collects up to 207mm (8.15") of precipitation.

Snowfall

April through December are months without snowfall in Guyom.

Daylight

In Guyom, the average length of the day in May is 13h and 40min.
On the first day of the month, sunrise is at 05:17 and sunset at 18:38. On the last day of May, sunrise is at 05:00 and sunset at 18:56 +0330.

Sunshine

In May, the average sunshine is 11.8h.

UV index

In May, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum UV index of 7 in May translates into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.

Frequently asked questions

How hot does it get in May?
The average high-temperature, in May, in Guyom, is 28.4°C (83.1°F), while the average low-temperature is 18.6°C (65.5°F).
What is the average humidity in May in Guyom?
In Guyom, the average relative humidity in May is 22%.
What is the last month it rains?
May is the last month it rains. During 2.8 rainfall days, in May, Guyom aggregates 5mm (0.2") of precipitation.
When it does not snow?
April through December are months without snowfall.
How many hours of daylight does Guyom have in May?
In May, the average day length is 13h and 40min.
When is the sunrise / sunset in May?
In May, on the first day of the month, sunrise is at 05:17 and sunset at 18:38. On the last day of the month, sunrise is at 05:00 and sunset at 18:56 +0330.
How many hours of sunshine does Guyom have in May?
In May, the average sunshine duration is 11.8h.
What is the UV index reading in May?
The average daily maximum UV index in May is 7. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
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
Average temperature in May
Guyom, Iran
  • Average high temperature in May: 28.4°C

The warmest month (with the highest average high temperature) is July (35.6°C).
The month with the lowest average high temperature is January (10.8°C).

  • Average low temperature in May: 18.6°C

The month with the highest average low temperature is July (24.2°C).
The coldest month (with the lowest average low temperature) is January (2.6°C).

Average pressure in May
Guyom, Iran
  • Average pressure in May: 1010.3mbar

The month with the highest atmospheric pressure is December (1019.5mbar).
The month with the lowest atmospheric pressure is July (1002.1mbar).

Average wind speed in May
Guyom, Iran
  • Average wind speed in May: 11.1km/h

The windiest month (with the highest average wind speed) is May (11.1km/h).
The calmest month (with the lowest average wind speed) is December (6.3km/h).

Average humidity in May
Guyom, Iran
  • Average humidity in May: 22%

The months with the highest relative humidity are January and February (47%).
The month with the lowest relative humidity is June (12%).

Average rainfall in May
Guyom, Iran
  • Average rainfall in May: 5mm

The wettest month (with the highest rainfall) is January (40mm).
The driest months (with the least rainfall) are June, July and September (0mm).

Average rainfall days in May
Guyom, Iran
  • Average rainfall days in May: 2.8 days

The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is June (0.4 days).

Average snowfall in May
Guyom, Iran
  • Average snowfall in May: 0mm

The month with the highest snowfall is January (33mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in May
Guyom, Iran
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are April, May, June, July, August, September, October, November and December (0 days).

Average daylight in May /
Average sunshine in May
Guyom, Iran
  • Average daylight in May: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in May: 11h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The months with the least sunshine are January and February (Average sunshine: 7h and 12min).

Average sunshine days in May
Guyom, Iran
  • Average sunshine days in May: 26.3 days

The month with the most sunshine days is July (30.2 days).
The month with the least sunshine days is February (20.3 days).

Average UV index in May
Guyom, Iran
  • Average UV index in May: 7

The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover in May
Guyom, Iran
  • Average cloud cover in May: 10

The month with the most cloud cover is February (Cloud cover 17).
The month with the least cloud cover is September (Cloud cover 3).

Average visibility in May
Guyom, Iran
  • Average visibility in May: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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