May weather forecastRumenan, Iran
May
Weather in May
May, the last month of the spring in Rumenan, is a pleasant month, with temperature in the range of an average low of 14.5°C (58.1°F) and an average high of 22.8°C (73°F).Temperature
Rumenan in May shows a temperature shift, moving from an average high of a refreshing 16.7°C (62.1°F) in April to a pleasant 22.8°C (73°F). Rumenan temperatures generally rest at a low of 14.5°C (58.1°F) during the May nights.Humidity
The average relative humidity in May is 42%.Rainfall
The month with the most rainfall is May, when the rain falls for 11.3 days and typically aggregates up to 31mm (1.22") of precipitation.Snowfall
In Rumenan, snow does not fall in May through October.Daylight
The average length of the day in May is 14h and 5min.On the first day of May, sunrise is at 04:59 and sunset at 18:40. On the last day of the month, sunrise is at 04:37 and sunset at 19:03 +0330.
Sunshine
In May, the average sunshine is 11.8h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the average person.Note: A daily maximum UV index of 6 in May translates into the following instructions:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Rumenan, Iran
- Average high temperature in May: 22.8°C
The warmest month (with the highest average high temperature) is July (30.1°C).
The month with the lowest average high temperature is January (4.3°C).
- Average low temperature in May: 14.5°C
The month with the highest average low temperature is July (20.3°C).
The coldest month (with the lowest average low temperature) is January (-2.1°C).
Average pressure in May
Rumenan, Iran
- Average pressure in May: 1012.1mbar
The month with the highest atmospheric pressure is December (1022mbar).
The month with the lowest atmospheric pressure is July (1007.4mbar).
Average wind speed in May
Rumenan, Iran
- Average wind speed in May: 10.5km/h
The windiest month (with the highest average wind speed) is July (14.8km/h).
The calmest month (with the lowest average wind speed) is November (8.1km/h).
Average humidity in May
Rumenan, Iran
- Average humidity in May: 42%
The month with the highest relative humidity is February (61%).
The months with the lowest relative humidity are June, July and August (36%).
Average rainfall in May
Rumenan, Iran
- Average rainfall in May: 31mm
The wettest month (with the highest rainfall) is May (31mm).
The driest month (with the least rainfall) is July (5mm).
Average rainfall days in May
Rumenan, Iran
- Average rainfall days in May: 11.3 days
The month with the highest number of rainy days is April (12.1 days).
The month with the least rainy days is July (3.7 days).
Average snowfall in May
Rumenan, Iran
- Average snowfall in May: 0mm
The month with the highest snowfall is February (107mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in May
Rumenan, Iran
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Rumenan, Iran
- Average daylight in May: 14h and 6min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in May: 11h and 48min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is February (Average sunshine: 6h and 54min).
Average sunshine days in May
Rumenan, Iran
- Average sunshine days in May: 14.6 days
The month with the most sunshine days is July (26.3 days).
The month with the least sunshine days is April (14 days).
Average UV index in May
Rumenan, Iran
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Rumenan, Iran
- Average cloud cover in May: 17
The months with the most cloud cover are February and March (Cloud cover 26).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility in May
Rumenan, Iran
- Average visibility in May: 10km
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).





