Bushehr weather in December

In December, Bushehr sees average daytime highs of 21°C and overnight lows near 17°C, with 71 mm of rain across 5.8 wet days and about 10.2 hours of daylight. It is the 10th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 19°C by the end. The sky is clear or mostly clear about 60% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 18 min at the start of December to 10 h 12 min by month's end. Set against the rest of the year, December is Bushehr's 10th-clearest and 4th-windiest month. For the whole year in context, see Bushehr's year-round climate.

Daytime high
21°
10th warmest
Overnight low
17°
3rd coldest
Rainfall
71 mm
5.8 wet days
Daylight
10 h 12 min
6:58 AM – 5:08 PM
Cloud cover
35%
10th clearest
Wind
16 km/h
4th windiest
Solar energy
3.37 kWh/m²
Travel score
7.5
out of 10

Bushehr is capital city of Bushehr Province, Iran.

Air quality
Very high
PM2.5 45.9 µg/m³ · 2016
Founded
1736

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 22°C in the first days to 19°C by the end.

A typical December day in Bushehr reaches about 21°C in the afternoon and slips back to 17°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 23°C. Set against its neighbours, December runs about 5°C cooler than November and about 2°C warmer than January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12318
22218
32218
42218
52218
62218
72218
82118
92117
102117
112117
122117
132117
142117
152117
162017
172017
182016
192016
202016
212016
222016
232016
242016
252016
262016
272016
282016
292016
301916
311916

How December really feels in Bushehr

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 0 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
0
wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Bushehr weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan18° / 15°757.210.46.8
Feb19° / 15°314.2117.4
Mar22° / 18°243.211.88.3
Apr27° / 22°81.512.78.2
May32° / 26°20.113.45.6
Jun35° / 29°0013.83.9
Jul36° / 31°0013.72.9
Aug36° / 32°00132.6
Sep35° / 30°0012.23.7
Oct32° / 26°20.311.35.8
Nov26° / 21°47410.68.0
Dec21° / 17°715.810.27.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 60% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 28%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17327
27327
37327
47327
57327
67327
77228
87327
97327
107327
117327
127327
137228
147228
157228
167228
177228
187228
197228
207228
217228
227228
237228
247228
257327
267228
277228
287228
297129
307129
317129

Chance of precipitation in December

Any precipitation

Bushehr gets around 71 mm of rain over 5.8 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 19% and peaks near 21% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
120
220
320
420
521
621
721
821
921
1021
1121
1221
1320
1420
1519
1619
1719
1818
1918
2017
2117
2217
2316
2416
2516
2616
2716
2817
2917
3018
3118

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the dry band about 47% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13434284
23534274
33634264
43734254
53734244
63835234
73935224
84035213
94136203
104237193
114337182
124438162
134538152
144638142
154738131
164838121
174938121
185038111
195038111
205038111
215137111
225137111
235237101
245436100
255436100
265436100
275436100
285436100
295535100
305535100
31573490

Wind in December

Winds average 16 km/h in December.

Across December, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 18 min at the start of December to 10 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 6:48 AM to 7:05 AM, and sunset from 5:05 PM to 5:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.36:485:05
210.36:495:05
310.36:495:05
410.26:505:05
510.26:515:05
610.26:525:05
710.26:525:05
810.26:535:06
910.26:545:06
1010.26:545:06
1110.26:555:06
1210.26:565:06
1310.26:565:07
1410.26:575:07
1510.26:575:07
1610.26:585:08
1710.26:595:08
1810.26:595:08
1910.27:005:09
2010.17:005:09
2110.17:015:10
2210.17:015:10
2310.17:025:11
2410.17:025:11
2510.27:035:12
2610.27:035:12
2710.27:035:13
2810.27:045:13
2910.27:045:14
3010.27:045:14
3110.27:055:15

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.37 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.37 kWh/m² to a high of 7.66 kWh/m² in June across the year — December's 3.37 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.5Moderate
43.5Moderate
53.5Moderate
63.4Moderate
73.4Moderate
83.4Moderate
93.4Moderate
103.4Moderate
113.4Moderate
123.4Moderate
133.4Moderate
143.4Moderate
153.4Moderate
163.4Moderate
173.4Moderate
183.4Moderate
193.4Moderate
203.4Moderate
213.4Moderate
223.4Moderate
233.4Moderate
243.4Moderate
253.4Moderate
263.4Moderate
273.4Moderate
283.4Moderate
293.4Moderate
303.4Moderate
313.4Moderate
Planning a trip in December

Hazard calendar for Bushehr

In seasonPeak

None of Bushehr's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Bushehr sees seasonal dust haze (March–May), heaviest in April.

Dust
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Bushehr?

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

7.5
Sightseeing
4th-best month of the year
4.3
Beach & pool
10th-best month of the year

December is one of the better times to visit Bushehr for general sightseeing.

What to pack for Bushehr in December

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

In December, Bushehr sees daytime highs around 21°C and nights near 17°C. Little to plan around — just the basics. About 6 days see rain.

Sea temperature near Bushehr in December

The nearest coast averages about 23°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 33°C and coldest in February near 19°C.

It's comfortable for a long swim from Mar 22 to Jan 15 — about 9.9 months when the water holds above 20°C.

15°20°25°30°35°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan20Cool
Feb19Cool
Mar20Cool
Apr22Refreshing
May26Warm
Jun29Tropical
Jul32Tropical
Aug33Tropical
Sep32Tropical
Oct30Tropical
Nov26Warm
Dec23Refreshing

UV index in Bushehr in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bushehr peaks around June 20 at about 10 (very high) — 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 — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 20UV 10Jan 10UV 3
UV index (midday)Level
Jan3Moderate
Feb6High
Mar7High
Apr5High
May7Very high
Jun10Very high
Jul9Very high
Aug9Very high
Sep7High
Oct7High
Nov5Moderate
Dec3Moderate

Air quality in Bushehr in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Bushehr is worst in May — around 57 µg/m³ PM2.5 (unhealthy), about 1.7× the cleanest month (November, 33 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Bushehr's WHO annual average of 45.9 µg/m³.

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModerateMay 1357 µg/m³Nov 2233 µg/m³
PM2.5 (µg/m³)Level
Jan43Poor
Feb46Poor
Mar51Poor
Apr54Poor
May57Unhealthy
Jun47Poor
Jul56Unhealthy
Aug50Poor
Sep41Poor
Oct40Poor
Nov33Moderate
Dec34Moderate
Location & terrain

Where is Bushehr?

Bushehr sits at 29.0°N, 50.8°E, 8 m above sea level, in Iran. The nearest listed city is Choghādak, 20 km away.

Kāzerūn

Topography around Bushehr

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

Within 3 km, the terrain around Bushehr has only modest variations in elevation — a maximum elevation change of 22 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 44 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,920 m.

The land around Bushehr is covered by artificial surfaces (48%) and water (30%) within 3 km, water (63%) and bare terrain (28%) within 16 km, and water (41%) and bare terrain (32%) within 80 km.

3 km
22 m
16 km
44 m
80 km
1,920 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Choghādak 20 km · ‘Ālī Shahr 23 km · Ahram 44 km · Āb Pakhsh 49 km · Borāzjān 50 km · Khūrmūj 63 km · Bandar-e Genāveh 75 km · Kāzerūn 107 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 Bushehr (28.9689°, 50.8366°, elevation 8 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).