Semnan Weather Today

Temperature, Feels Like, Rain Chance & Hourly Forecast in Semnan

Semnan temperature today is 31°, feels like 29°, with a humidity level of 13% and wind at 10.76 km/h. Rain chance today is 0%. Use the hourly forecast and 5-day outlook below to plan your day.

Tomorrow in Semnan: expect a high of 32° and a low of 22°, with clear sky.

clear sky
31°
clear sky
H: 31° L: 31°
Feels like 29°
AQI: Moderate (3/5)
Humidity
13%
Dew -1°
Wind speed
10.76 km/h
S · G23.98
Pressure
1012 hPa
Visibility
10 km
High Temperature
Temperature is 31°. Consider staying indoors during peak hours.
Weather Summary
Currently in Semnan, expect varied conditions with hot temperatures around 31°. Winds are a light breeze. Low humidity levels may cause dry conditions. Stay hydrated and seek shade during peak hours.
Precipitation Probability
0%
18
0%
21
0%
00
0%
03
0%
06
0%
09
0%
12
0%
15
0%
18
0%
21
0%
00
0%
03
0%
06
0%
09
0%
12
0%
15
Evolution
Daily Weather Forecast Evolution (°C)
Lowest temperature
Highest temperature
Temperature Forecast (48h)
29°
Fri
18:30
26°
 
23°
 
22°
 
22°
Sat
06:30
29°
 
32°
 
32°
 
29°
Sat
18:30
24°
 
23°
 
23°
 
23°
Sun
06:30
30°
 
33°
 
33°
 
Hot (≥30°)
Warm
Cool
Cold (<0°)
Weather Map
Sun & Moon
Sunrise
Sunrise
05:41
Sunset
Sunset
18:00
Moon Phase
First Quarter (63%)
Timezone: GMT+05:30
Last updated: Sep 18, 2026 5:37 PM · Data refreshes every 5 min
Location Info
Latitude
Latitude
35.572910
Longitude
Longitude
53.397141
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More about Semnan
Content curated by the NearWeather editorial team · Updated periodically

Exploring the Climate and Weather of Semnan, Iran

Semnan, a city located in northern Iran and the capital of Semnan Province, is known for its unique climatic conditions that offer a blend of semi-arid, Mediterranean, and cold desert climates. This article delves into the distinct weather patterns, average temperatures, precipitation levels, and the overall climate of Semnan, providing a year-round outlook that may be valuable to potential visitors, residents, and researchers alike.

Geographic Overview

Semnan is situated on the southern edge of the Alborz Mountain range, a geographical characteristic that significantly impacts its climate. The city's altitude varies from 1,100 to 1,300 meters above sea level, and it is surrounded by vast desert areas, contributing to its semi-arid climate.

Climate Classification

Based on the Köppen Climate Classification, Semnan falls under the categories of "BSk" (Cold Semi-Arid Climate), and "Csa" (Hot-summer Mediterranean Climate), with a touch of "BWk" (Cold Desert Climate) in some months. This unique blend of climates lends Semnan diverse weather conditions throughout the year.

"Semnan's climate is a unique blend of semi-arid, Mediterranean, and cold desert climates, making it a fascinating subject for climatic studies and an interesting destination for visitors."

Temperature Overview

The average annual temperature in Semnan is approximately 17.1°C. The city experiences wide temperature variations due to its geographical location and topography. While the summers can be quite hot, with average temperatures reaching up to 36°C in July, the winters are cold with temperatures dropping to lows of -2°C in January.

Month Average High (°C) Average Low (°C)
January 7 -2
July 36 23

Precipitation and Humidity

Semnan receives an annual average precipitation of about 125 mm, with the majority falling between November and April. The city's proximity to desert areas results in low humidity levels, particularly during summer months when it can drop to as low as 15%.

Seasonal Overview

Spring (March to May)

Spring in Semnan is generally mild with temperatures ranging between 10°C and 28°C. This is also the period when the city receives most of its rainfall, contributing to the lushness of the surrounding landscapes.

Summer (June to August)

Summers in Semnan are typically hot and dry, with temperatures soaring as high as 36°C. Despite the heat, the relatively low humidity levels make the heat more tolerable.

Autumn (September to November)

Autumn witnesses a gradual drop in temperature, with averages ranging from 28°C in September to 14°C in November. The weather remains mostly dry with occasional rainfall.

Winter (December to February)

Winter in Semnan is cold with temperatures falling to as low as -2°C. Snowfall is a common occurrence during this season, adding a touch of beauty to the city's landscapes.

Conclusion

Overall, Semnan's climate is marked by significant seasonal variations, influenced by its geographical location, altitude, and surrounding desert areas. Its unique blend of climates makes it a fascinating destination for both local and international visitors, offering an intriguing mix of scorching summers, cold winters, and pleasant springs and autumns.

"Understanding Semnan's climate and weather patterns is crucial for planning visits, conducting climatic research, or even considering relocating to this Iranian city."

Whether you're planning a visit, considering a move, or simply fascinated by the world's diverse climates, understanding the weather patterns and climate of Semnan could provide valuable insights and enhance your overall experience of this unique Iranian city.

Weather data sourced from OpenWeatherMap. Forecasts are estimates and may differ from actual conditions. For severe weather, consult your local meteorological authority.
FAQ's about Semnan
What is the temperature in Semnan right now?

The current temperature in Semnan is 31°, and it feels like 29°. Today's high is 31° and the low is 31°.

Will it rain in Semnan today?

No rain is expected in Semnan today (0% chance). Conditions are currently clear sky.

What is the weather in Semnan today?

Semnan is experiencing clear sky with a temperature of 31°. Humidity is at 13% and wind speed is 10.76 km/h from the S.

What is the humidity in Semnan today?

Humidity in Semnan is 13% right now, with a dew point of -1°. The air is dry — consider staying hydrated.

What is the wind speed in Semnan today?

Wind speed in Semnan is 10.76 km/h, flowing at 189° S wind direction. Gusts up to 23.98 km/h.

What is the 5-day forecast for Semnan?

NearWeather provides a detailed 5-day forecast and 48-hour hourly forecast for Semnan. Today's high is 31° and low is 31°, with a 0% chance of rain. Scroll up to view the full day-by-day and hourly breakdown.

What does it feel like in Semnan today?

It feels like 29° in Semnan today, with 0% cloud cover and 10 km visibility.

Weather in Semnan