Weather in May
Temperature
Semnan's transition into May sees a rise in the average high-temperature, advancing from 23.9°C (75°F) in April to a still warm 29.6°C (85.3°F). Semnan registers a prominent dip from daytime highs, with an average of 16.8°C (62.2°F) during the nights of May.Humidity
In May, the average relative humidity is 35%.Rainfall
In Semnan, during May, the rain falls for 6.2 days and regularly aggregates up to 15mm (0.59") of precipitation. In Semnan, during the entire year, the rain falls for 48.7 days and collects up to 140mm (5.51") of precipitation.Snowfall
April through November are months without snowfall.Daylight
In May, the average length of the day in Semnan is 14h and 3min.On the first day of May, sunrise is at 05:04 and sunset at 18:43. On the last day of the month, sunrise is at 04:42 and sunset at 19:06 +0330.
Sunshine
In Semnan, Iran, the average sunshine in May is 9h.Frequently asked questions
How hot does it get in Semnan in May?
What is the average humidity in May in Semnan?
How much does it rain in Semnan in May?
When it does not snow in Semnan?
What is the average length of the day in May in Semnan?
When are sunrise and sunset in May in Semnan?
How long on average sun shines in May in Semnan?
Average temperature in May
Semnan, Iran
- Average high temperature in May: 29.6°C
The warmest month (with the highest average high temperature) is July (37.8°C).
The month with the lowest average high temperature is January (8.4°C).
- Average low temperature in May: 16.8°C
The month with the highest average low temperature is July (24.9°C).
The coldest month (with the lowest average low temperature) is January (-1°C).
Average humidity in May
Semnan, Iran
- Average humidity in May: 35%
The month with the highest relative humidity is January (63%).
The months with the lowest relative humidity are June and July (28%).
Average rainfall in May
Semnan, Iran
- Average rainfall in May: 14.6mm
The wettest month (with the highest rainfall) is March (22.7mm).
The driest month (with the least rainfall) is September (1.4mm).
Average rainfall days in May
Semnan, Iran
- Average rainfall days in May: 6.2 days
The month with the highest number of rainy days is March (7.2 days).
The month with the least rainy days is September (0.8 days).
Average snowfall days in May
Semnan, Iran
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
Semnan, Iran
- Average daylight in May: 14h and 0min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).
Semnan, Iran
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