Weather in Semnan in May
Semnan, Iran averages a high of 28.3°C (82.9°F) and low of 15.9°C (60.6°F) in May, with 1 rain days and 12.4 hours of daily sunshine. Travel score: 95.9/100 (Excellent). The best time to visit Semnan is September.
High
28°C83°F
Low
16°C61°F
🌧️
1
rain days
☀️
12.4
hrs/day sunshine
💧
36%
humidity
96— Excellent
May in Semnan is hot and dry — ideal for sightseeing and outdoor activities.
What are the average temperatures in Semnan?
How much does it rain in Semnan in May?
Semnan receives an average of 4.5mm of rainfall across 1 rainy days in May. The annual total is 91.4mm.
What should I pack for Semnan in May?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 28°C
🧴
Sunscreen SPF 30+
12 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Evening jacket or cardigan
Temperature drops 12°C from day to night
Traveling to Iran in May?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31