Torbat-e Ḩeydarīyeh weather in December

In December, Torbat-e Ḩeydarīyeh sees average daytime highs of 9°C and overnight lows near -0°C, with 17 mm of precipitation across 3.7 wet days and about 9.7 hours of daylight. It is the 10th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 11°C in the first days to 8°C by the end. The sky is clear or mostly clear about 56% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 48 min at the start of December to 9 h 42 min by month's end. Set against the rest of the year, December is Torbat-e Ḩeydarīyeh's 8th-clearest and 12th-windiest month. For the whole year in context, see Torbat-e Ḩeydarīyeh's year-round climate.

Daytime high
10th warmest
Overnight low
-0°
3rd coldest
Precipitation
17 mm
3.7 wet days
Daylight
9 h 36 min
6:40 AM – 4:18 PM
Cloud cover
37%
8th clearest
Wind
7 km/h
12th windiest
Solar energy
2.83 kWh/m²
Travel score
2.3
out of 10

Torbat-e Ḩeydarīyeh is city in Razavi Khorasan Province, Iran.

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 11°C in the first days to 8°C by the end.

A typical December day in Torbat-e Ḩeydarīyeh reaches about 9°C in the afternoon and slips back to -0°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 4°C and 14°C. Set against its neighbours, December runs about 6°C cooler than November and about 2°C warmer than January.

-10°10°20°151015202531
Avg high (°C)Avg low (°C)
1111
2111
3111
4101
5101
6101
7101
8101
9100
10100
11100
1290
1390
1490
1590
1690
1790
1890
1990
2090
2190
2290
239-1
249-1
259-1
269-1
279-1
288-1
298-1
308-1
318-1

How December really feels in Torbat-e Ḩeydarīyeh

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 31 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
31
wind chill below the day's low

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

Torbat-e Ḩeydarīyeh weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°295.52.99.91.0
Feb / -0°397210.72.2
Mar15° / 437.4111.74.9
Apr22° / 10°244.60.112.97.6
May28° / 15°92.1013.87.5
Jun33° / 20°10.4014.35.1
Jul34° / 22°00.1014.14.2
Aug33° / 20°00.1013.35.0
Sep29° / 15°00.1012.27.4
Oct23° / 30.7011.19.0
Nov15° / 102.50.210.15.7
Dec / -0°173.71.29.72.3

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 15% of December, with mostly cloudy or overcast conditions the remaining 29%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17426
27426
37327
47327
57327
67228
77228
87030
97030
107030
116931
126931
136931
146931
156931
166931
176931
186931
196931
206931
217030
227030
237129
247228
257228
267228
277327
287327
297426
307327
317327

Chance of precipitation in December

Any precipitationSnow

Torbat-e Ḩeydarīyeh gets around 17 mm of rain and snow over 3.7 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 13% and peaks near 14% on the wettest days, and about 1 day brings snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
1122
2122
3123
4133
5133
6133
7144
8144
9144
10144
11144
12144
13144
14144
15144
16144
17134
18134
19134
20124
21124
22124
23114
24114
25114
26114
27114
28114
29124
30125
31125

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
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
29100
30100
31100

Wind in December

Winds average 7 km/h in December, the calmest month.

Across December, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 48 min at the start of December to 9 h 42 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 6:29 AM to 6:47 AM, and sunset from 4:17 PM to 4:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.86:294:17
29.86:304:17
39.86:314:17
49.76:324:17
59.76:324:16
69.76:334:17
79.76:344:17
89.76:354:17
99.76:364:17
109.76:364:17
119.76:374:17
129.76:384:17
139.76:384:17
149.66:394:18
159.66:404:18
169.66:404:18
179.66:414:19
189.66:414:19
199.66:424:19
209.66:434:20
219.66:434:20
229.66:444:21
239.66:444:21
249.66:444:22
259.66:454:22
269.66:454:23
279.66:464:23
289.66:464:24
299.66:464:25
309.66:464:25
319.76:474:26

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.83 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.83 kWh/m² to a high of 7.87 kWh/m² in June across the year — December's 2.83 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
13.0Moderate
23.0Moderate
32.9Moderate
42.9Moderate
52.9Moderate
62.9Moderate
72.9Moderate
82.8Moderate
92.8Moderate
102.8Moderate
112.8Moderate
122.8Moderate
132.8Moderate
142.8Moderate
152.8Moderate
162.8Moderate
172.8Moderate
182.8Moderate
192.8Moderate
202.8Moderate
212.8Moderate
222.8Moderate
232.8Moderate
242.8Moderate
252.8Moderate
262.9Moderate
272.9Moderate
282.9Moderate
292.9Moderate
302.9Moderate
312.9Moderate
Planning a trip in December

Hazard calendar for Torbat-e Ḩeydarīyeh

In seasonPeak

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

Torbat-e Ḩeydarīyeh sees seasonal dust haze (May), heaviest in May.

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

Is December a good time to visit Torbat-e Ḩeydarīyeh?

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

2.3
Sightseeing
10th-best month of the year
0.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Torbat-e Ḩeydarīyeh.

What to pack for Torbat-e Ḩeydarīyeh in December

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

In December, Torbat-e Ḩeydarīyeh sees daytime highs around 9°C and nights near -0°C. Pack a warm layer. About 4 days see rain.

a warm layer

UV index in Torbat-e Ḩeydarīyeh 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 Torbat-e Ḩeydarīyeh peaks around July 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 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 17UV 12Jan 11UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7Very high
May8Very high
Jun10Very high
Jul12Extreme
Aug10Extreme
Sep8Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Torbat-e Ḩeydarīyeh 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 Torbat-e Ḩeydarīyeh is worst in May — around 32 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 15 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 1132 µg/m³Dec 2215 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb19Moderate
Mar25Moderate
Apr31Moderate
May32Moderate
Jun26Moderate
Jul28Moderate
Aug24Moderate
Sep29Moderate
Oct24Moderate
Nov17Moderate
Dec15Moderate
Location & terrain

Where is Torbat-e Ḩeydarīyeh?

Torbat-e Ḩeydarīyeh sits at 35.3°N, 59.2°E, 1,351 m above sea level, in Iran. The nearest listed city is Kāshmar, 69 km away.

NeyshābūrBardaskanGonābādKhvāfŢorqabehMashad

Topography around Torbat-e Ḩeydarīyeh

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Torbat-e Ḩeydarīyeh.

Within 3 km, the terrain around Torbat-e Ḩeydarīyeh has significant variations in elevation — a maximum elevation change of 361 m around an average of 1,369 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 663 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,121 m.

The land around Torbat-e Ḩeydarīyeh is covered by artificial surfaces (48%) and cropland (29%) within 3 km, bare terrain (61%) and cropland (31%) within 16 km, and bare terrain (66%) and cropland (23%) within 80 km.

3 km
361 m
16 km
663 m
80 km
2,121 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
December weather nearby: Kāshmar 69 km · Marāgheh 72 km · Neyshābūr 111 km · Bardaskan 113 km · Gonābād 114 km · Khvāf 114 km · Ţorqabeh 116 km · Mashad 119 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 Torbat-e Ḩeydarīyeh (35.274°, 59.2195°, elevation 1,351 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).