Semnan weather in February

In February, Semnan sees average daytime highs of 10°C and overnight lows near 1°C, with 14 mm of precipitation across 2.9 wet days and about 10.7 hours of daylight. It is the 10th-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 9°C in the first days to 12°C by the end. The sky is clear or mostly clear about 57% of the time in February, and the air most often feels dry.

Daylight stretches from about 10 h 12 min at the start of February to 11 h 06 min by month's end. Set against the rest of the year, February is Semnan's 9th-clearest and 9th-windiest month. For the whole year in context, see Semnan's year-round climate.

Daytime high
10°
10th warmest
Overnight low
3rd coldest
Precipitation
14 mm
2.9 wet days
Daylight
10 h 42 min
6:51 AM – 5:31 PM
Cloud cover
37%
9th clearest
Wind
9 km/h
9th windiest
Solar energy
4.21 kWh/m²
Travel score
2.9
out of 10

Semnan is city in Semnan Province, Iran.

Air quality
Elevated
PM10 48.4 µg/m³ · 2014
Founded
~240 CE

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in February

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 9°C in the first days to 12°C by the end.

A typical February day in Semnan reaches about 10°C in the afternoon and slips back to 1°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 5°C and 15°C. Set against its neighbours, February runs about 2°C warmer than January and about 5°C cooler than March.

-5°10°15°20°151015202528
Avg high (°C)Avg low (°C)
190
290
390
490
590
690
791
891
991
1091
11101
12101
13101
14101
15101
16101
17102
18112
19112
20112
21112
22112
23122
24123
25123
26123
27123
28133

How February really feels in Semnan

Once humidity and wind are folded in, February averages 0 days that feel above 32°C and 24 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
24
wind chill below the day's low

The story in February is cold — wind chill drags the overnight "feels like" below the raw low.

Semnan weather by month

How February compares with the rest of the year at a glance. February is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -0°123.21.79.91.6
Feb10° / 142.91.410.72.9
Mar16° / 183.90.911.75.7
Apr22° / 11°132.70.112.98.0
May28° / 17°51.3013.97.6
Jun33° / 21°10.3014.44.5
Jul36° / 24°10.3014.22.9
Aug35° / 23°10.3013.33.8
Sep30° / 18°20.5012.26.8
Oct23° / 12°51.1011.18.8
Nov15° / 1130.210.15.4
Dec / 103.10.99.62.3

Cloud cover in February

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 57% of the time in February.

Beyond those clear spells, partly cloudy skies cover about 14% of February, with mostly cloudy or overcast conditions the remaining 28%.

0%25%50%75%100%151015202528
Clearer (%)Cloudier (%)
17426
27327
37327
47327
57327
67327
77327
87327
97327
107228
117228
127228
137228
147228
157228
167228
177228
187228
197228
207228
217129
227129
237129
247030
257030
267030
277030
287030

Chance of precipitation in February

Any precipitationSnow

Semnan gets around 14 mm of rain and snow over 2.9 wet days in February. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 10% and peaks near 11% on the wettest days, and about 1 day brings snow.

0%10%20%30%151015202528
Rain chance (%)Snow chance (%)
1117
2117
3117
4117
5117
6117
7117
8117
9107
10106
11106
1296
1395
1495
1594
1694
1794
1894
1993
2093
2193
2293
2393
24103
25103
26103
27104
28104

Humidity in February

DryComfortableHumidMuggyOppressiveMiserable

Most of February feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, February lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202528
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100

Wind in February

Winds average 9 km/h in February.

Across February, daily wind ranges from about 8 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202528
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
2810calm

Sunrise & sunset in February

DaylightNight

Daylight runs from about 10 h 12 min at the start of February to 11 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over February. Sunrise moves from 7:03 AM to 6:36 AM, and sunset from 5:17 PM to 5:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202528
Daylight (h)Sunrise (AM)Sunset (PM)
110.27:035:17
210.37:025:18
310.37:025:19
410.37:015:20
510.37:005:21
610.46:595:22
710.46:595:23
810.46:585:24
910.56:575:25
1010.56:565:26
1110.56:555:27
1210.66:545:28
1310.66:535:29
1410.66:525:30
1510.76:515:31
1610.76:505:32
1710.76:495:33
1810.86:485:34
1910.86:475:35
2010.86:465:36
2110.96:455:37
2210.96:445:38
2310.96:425:39
2411.06:415:40
2511.06:405:41
2611.06:395:42
2711.16:385:42
2811.16:365:43

Solar energy in February

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in February, about 4.21 kWh/m².

For context, solar energy here swings from a low near 2.8 kWh/m² to a high of 7.71 kWh/m² in June across the year — February's 4.21 kWh/m² falls in the middle.

024151015202528
Solar energy (kWh/m²)Level
13.7Moderate
23.7Moderate
33.8Moderate
43.8Moderate
53.9Moderate
63.9Moderate
73.9Moderate
84.0Moderate
94.0Bright
104.0Bright
114.1Bright
124.1Bright
134.2Bright
144.2Bright
154.2Bright
164.3Bright
174.3Bright
184.4Bright
194.4Bright
204.4Bright
214.5Bright
224.5Bright
234.6Bright
244.6Bright
254.7Bright
264.7Bright
274.7Bright
284.8Bright
Planning a trip in February

Is February a good time to visit Semnan?

Our two travel scores rate February for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

2.9
Sightseeing
9th-best month of the year
0.0
Beach & pool
10th-best month of the year

February is a weaker month for outdoor sightseeing in Semnan.

What to pack for Semnan in February

From February's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In February, Semnan sees daytime highs around 10°C and nights near 1°C. Pack a warm layer.

a warm layer

UV index in Semnan in February

LowModerateHighVery highExtreme

Clear-sky midday UV in February peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Semnan peaks around July 19 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 19UV 11Jan 10UV 3
UV index (midday)Level
Jan3Moderate
Feb5High
Mar5Moderate
Apr8Very high
May10Very high
Jun10Very high
Jul11Extreme
Aug10Extreme
Sep8Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Semnan in February

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where February falls, not just the annual average.

Air quality in Semnan is worst in December — around 46 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (August, 22 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorDec 1945 µg/m³Aug 1122 µg/m³
PM2.5 (µg/m³)Level
Jan43Poor
Feb41Poor
Mar38Poor
Apr40Poor
May34Moderate
Jun23Moderate
Jul23Moderate
Aug22Moderate
Sep28Moderate
Oct32Moderate
Nov39Poor
Dec46Poor
Location & terrain

Where is Semnan?

Semnan sits at 35.6°N, 53.4°E, 1,148 m above sea level, in Iran. The nearest listed city is Mahdishahr, 15 km away.

GarmsārĪstgāh-e Rāh Āhan-e GarmsārDāmghānQā’em ShahrSari

Topography around Semnan

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Semnan.

Within 3 km, the terrain around Semnan has only modest variations in elevation — a maximum elevation change of 144 m around an average of 1,149 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,254 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,375 m.

The land around Semnan is covered by artificial surfaces (59%) and bare terrain (20%) within 3 km, bare terrain (84%) within 16 km, and bare terrain (67%) and grassland (22%) within 80 km.

3 km
144 m
16 km
1,254 m
80 km
3,375 m
treesgrasslandcroplandartificial surfacesbare terrain
February weather nearby: Mahdishahr 15 km · Fīrūzkūh 60 km · Zīr Āb 77 km · Garmsār 103 km · Īstgāh-e Rāh Āhan-e Garmsār 105 km · Dāmghān 108 km · Qā’em Shahr 110 km · Sari 114 km

Iran travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / F
220 V · 50 Hz
Prices
≈ 352% of US
price level, 2025
GDP per capita
$3,924
2025
Happiness
5.2 / 10
World Happiness, 2025
Safe drinking water
94%
of population, 2024
Homicide rate
2.4
per 100k, 2014
Road deaths
21.5
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 492
Religion
Muslim 99%Christian 1%Baha'i 0%agnostic 0%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Semnan (35.5769°, 53.392°, elevation 1,148 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).