Ṣuwayliḥ weather in January

In January, Ṣuwayliḥ sees average daytime highs of 15°C and overnight lows near 6°C, with 48 mm of precipitation across 7.6 wet days and about 10.1 hours of daylight. It is the 12th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 15°C through the month. The sky is clear or mostly clear about 46% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 54 min at the start of January to 10 h 24 min by month's end. Set against the rest of the year, January is Ṣuwayliḥ's 12th-clearest and 7th-windiest month. For the whole year in context, see Ṣuwayliḥ's year-round climate.

Daytime high
15°
12th warmest
Overnight low
1st coldest
Precipitation
48 mm
7.6 wet days
Daylight
10 h 06 min
6:42 AM – 4:49 PM
Cloud cover
44%
12th clearest
Wind
7 km/h
7th windiest
Solar energy
3.16 kWh/m²
Travel score
5.0
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 15°C through the month.

A typical January day in Ṣuwayliḥ reaches about 15°C in the afternoon and slips back to 6°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 19°C. Set against its neighbours, January runs about 2°C cooler than December and about 1°C cooler than February.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
1157
2157
3157
4157
5157
6157
7157
8156
9156
10156
11156
12156
13156
14156
15156
16156
17156
18156
19156
20156
21156
22156
23156
24156
25156
26156
27156
28156
29156
30156
31156

How January really feels in Ṣuwayliḥ

Once humidity and wind are folded in, January 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

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

Ṣuwayliḥ weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan15° / 487.610.15.0
Feb16° / 447.510.85.6
Mar20° / 10°305.711.87.3
Apr25° / 13°112.812.88.4
May29° / 17°40.913.67.1
Jun32° / 19°00.114.15.3
Jul34° / 21°0013.94.2
Aug34° / 22°0013.24.1
Sep32° / 20°10.212.25.3
Oct29° / 17°51.311.27.4
Nov22° / 12°153.510.48.2
Dec17° / 295.49.96.3

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 19% of January, with mostly cloudy or overcast conditions the remaining 35%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16733
26733
36733
46733
56634
66634
76634
86535
96634
106634
116535
126634
136535
146535
156535
166535
176535
186535
196436
206436
216436
226436
236535
246535
256535
266436
276535
286535
296535
306535
316535

Chance of precipitation in January

Any precipitation

Ṣuwayliḥ gets around 48 mm of rain and snow over 7.6 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 24% and peaks near 30% on the wettest days, and about 0 day brings snow. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
120
221
321
421
521
621
721
822
922
1022
1122
1222
1322
1422
1522
1622
1722
1823
1923
2024
2125
2225
2326
2427
2528
2628
2729
2829
2929
3030
3130

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January 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 January

Winds average 7 km/h in January.

Across January, 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 January

DaylightNight

Daylight runs from about 9 h 54 min at the start of January to 10 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over January. Sunrise moves from 6:42 AM to 6:37 AM, and sunset from 4:38 PM to 5:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.96:424:38
29.96:424:39
310.06:424:39
410.06:424:40
510.06:424:41
610.06:434:41
710.06:434:42
810.06:434:43
910.06:434:44
1010.06:434:45
1110.06:434:45
1210.16:434:46
1310.16:434:47
1410.16:434:48
1510.16:434:49
1610.16:424:49
1710.16:424:50
1810.26:424:51
1910.26:424:52
2010.26:424:53
2110.26:414:54
2210.26:414:55
2310.26:414:56
2410.36:404:56
2510.36:404:57
2610.36:404:58
2710.36:394:59
2810.46:395:00
2910.46:385:01
3010.46:385:02
3110.46:375:03

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.16 kWh/m².

For context, solar energy here swings from a low near 2.93 kWh/m² to a high of 8.06 kWh/m² in June across the year — January's 3.16 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
12.9Moderate
22.9Moderate
32.9Moderate
43.0Moderate
53.0Moderate
63.0Moderate
73.0Moderate
83.0Moderate
93.0Moderate
103.0Moderate
113.1Moderate
123.1Moderate
133.1Moderate
143.1Moderate
153.1Moderate
163.2Moderate
173.2Moderate
183.2Moderate
193.2Moderate
203.3Moderate
213.3Moderate
223.3Moderate
233.3Moderate
243.3Moderate
253.4Moderate
263.4Moderate
273.4Moderate
283.4Moderate
293.5Moderate
303.5Moderate
313.5Moderate
Planning a trip in January

Is January a good time to visit Ṣuwayliḥ?

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

5.0
Sightseeing
10th-best month of the year
0.1
Beach & pool
12th-best month of the year

January is a reasonable time to visit Ṣuwayliḥ for sightseeing.

What to pack for Ṣuwayliḥ in January

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

In January, Ṣuwayliḥ sees daytime highs around 15°C and nights near 6°C. Worth packing: a warm layer. About 8 days see rain.

a warm layer

UV index in Ṣuwayliḥ in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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 Ṣuwayliḥ peaks around June 19 at about 11 (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 — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 19UV 11Jan 11UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7High
May10Very high
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep10Very high
Oct7High
Nov5Moderate
Dec3Moderate

Air quality in Ṣuwayliḥ in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Ṣuwayliḥ is worst in March — around 51 µg/m³ PM2.5 (poor), about 1.7× the cleanest month (July, 31 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorMar 2250 µg/m³Jul 2031 µg/m³
PM2.5 (µg/m³)Level
Jan46Poor
Feb50Poor
Mar51Poor
Apr50Poor
May43Poor
Jun35Moderate
Jul31Moderate
Aug32Moderate
Sep38Poor
Oct43Poor
Nov47Poor
Dec47Poor
Location & terrain

Where is Ṣuwayliḥ?

Ṣuwayliḥ sits at 32.0°N, 35.8°E, 981 m above sea level, in Jordan. The nearest listed city is Ḩayy Khildā, 3.0 km away.

Topography around Ṣuwayliḥ

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

Within 3 km, the terrain around Ṣuwayliḥ has significant variations in elevation — a maximum elevation change of 411 m around an average of 987 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,023 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,660 m.

The land around Ṣuwayliḥ is covered by artificial surfaces (64%) within 3 km, grassland (44%) and artificial surfaces (33%) within 16 km, and bare terrain (37%) and grassland (28%) within 80 km.

3 km
411 m
16 km
1,023 m
80 km
1,660 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Ḩayy Khildā 3.0 km · Al Jubayhah 5.0 km · Al Fuḩayş 6.0 km · Wādī as Sīr 8.0 km · Māḩiş 8.0 km · As Salt 11 km · Amman 12 km · Marj Al Hamam 13 km

Jordan travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type B / C / D / F / G / J
230 V · 50 Hz
Prices
≈ 42% of US
price level, 2025
GDP per capita
$5,348
2025
Happiness
4.5 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
1
per 100k, 2023
Road deaths
17
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 426
Religion
Muslim 97%Christian 2%Buddhist 0%Hindu 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 Ṣuwayliḥ (32.0221°, 35.8439°, elevation 981 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).