Zaghouan weather in January

In January, Zaghouan sees average daytime highs of 16°C and overnight lows near 8°C, with 35 mm of rain across 6.9 wet days and about 9.8 hours of daylight. It is the 12th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 16°C through the month. The sky is clear or mostly clear about 37% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 36 min at the start of January to 10 h 06 min by month's end. Set against the rest of the year, January is Zaghouan's 12th-clearest and 4th-windiest month. For the whole year in context, see Zaghouan's year-round climate.

Daytime high
16°
12th warmest
Overnight low
1st coldest
Rainfall
35 mm
6.9 wet days
Daylight
9 h 48 min
7:36 AM – 5:22 PM
Cloud cover
50%
12th clearest
Wind
11 km/h
4th windiest
Solar energy
2.63 kWh/m²
Travel score
5.3
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 16°C through the month.

A typical January day in Zaghouan reaches about 16°C in the afternoon and slips back to 8°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 19°C. Set against its neighbours, January runs about 1°C cooler than December and on par with February.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
1168
2168
3168
4168
5168
6168
7168
8168
9168
10168
11168
12168
13168
14168
15158
16158
17158
18158
19158
20158
21158
22158
23158
24158
25158
26158
27158
28158
29158
30158
31158

How January really feels in Zaghouan

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.

Zaghouan weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan16° / 356.99.85.3
Feb16° / 397.510.65.4
Mar18° / 437.611.76.5
Apr21° / 12°417.712.97.1
May26° / 15°234.313.98.0
Jun30° / 19°11214.46.4
Jul33° / 22°20.414.24.8
Aug33° / 22°102.113.44.5
Sep30° / 20°415.712.26.0
Oct26° / 17°457.111.17.4
Nov21° / 12°36610.17.2
Dec17° / 366.39.66.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 26% of January, with mostly cloudy or overcast conditions the remaining 37%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26535
36535
46535
56535
66535
76535
86436
96436
106436
116337
126337
136337
146337
156337
166238
176238
186238
196238
206238
216139
226139
236139
246238
256238
266238
276337
286337
296337
306238
316337

Chance of precipitation in January

Any precipitation

Zaghouan gets around 35 mm of rain over 6.9 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 23% and peaks near 27% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
117
217
317
417
517
617
718
818
919
1019
1120
1221
1321
1422
1523
1624
1724
1825
1925
2026
2126
2226
2326
2427
2527
2627
2727
2827
2927
3027
3127

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 (%)Comfortable (%)
1991
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in January

Winds average 11 km/h in January.

Across January, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 36 min at the start of January to 10 h 06 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 7:36 AM to 7:29 AM, and sunset from 5:09 PM to 5:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.67:365:09
29.67:365:10
39.67:365:11
49.67:365:11
59.67:365:12
69.67:375:13
79.67:375:14
89.67:375:15
99.77:375:16
109.77:365:16
119.77:365:17
129.77:365:18
139.77:365:19
149.77:365:20
159.87:365:21
169.87:365:22
179.87:355:23
189.87:355:24
199.87:355:25
209.97:345:26
219.97:345:27
229.97:345:28
239.97:335:29
2410.07:335:30
2510.07:325:31
2610.07:325:32
2710.07:315:33
2810.17:305:34
2910.17:305:35
3010.17:295:36
3110.17:295:37

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.63 kWh/m².

For context, solar energy here swings from a low near 2.31 kWh/m² to a high of 7.59 kWh/m² in July across the year — January's 2.63 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.4Moderate
22.4Moderate
32.4Moderate
42.5Moderate
52.5Moderate
62.5Moderate
72.5Moderate
82.5Moderate
92.5Moderate
102.5Moderate
112.5Moderate
122.6Moderate
132.6Moderate
142.6Moderate
152.6Moderate
162.6Moderate
172.6Moderate
182.6Moderate
192.6Moderate
202.7Moderate
212.7Moderate
222.7Moderate
232.7Moderate
242.8Moderate
252.8Moderate
262.8Moderate
272.9Moderate
282.9Moderate
292.9Moderate
303.0Moderate
313.0Moderate
Planning a trip in January

Hazard calendar for Zaghouan

In seasonPeak

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

Zaghouan sees seasonal dust haze (June), heaviest in June.

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

Is January a good time to visit Zaghouan?

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

5.3
Sightseeing
10th-best month of the year
0.4
Beach & pool
12th-best month of the year

January is a reasonable time to visit Zaghouan for sightseeing.

What to pack for Zaghouan in January

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

In January, Zaghouan sees daytime highs around 16°C and nights near 8°C. Worth packing: a warm layer. About 7 days see rain.

a warm layer

Sea temperature near Zaghouan in January

The nearest coast averages about 16°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 43 km away) is warmest in August at about 27°C and coldest in February near 15°C.

It's comfortable for a long swim from May 30 to Nov 25 — about 5.9 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Bracing
Mar15Bracing
Apr16Cool
May19Cool
Jun22Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct24Refreshing
Nov21Refreshing
Dec18Cool

UV index in Zaghouan in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Zaghouan peaks around July 16 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighModerateVery highVery highHighModerateJul 16UV 10Dec 21UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar6High
Apr4Moderate
May7High
Jun9Very high
Jul10Extreme
Aug8Very high
Sep7Very high
Oct6High
Nov3Moderate
Dec2Low

Air quality in Zaghouan 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 Zaghouan is worst in February — around 38 µg/m³ PM2.5 (poor), about 1.6× the cleanest month (August, 24 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorFeb 1638 µg/m³Aug 1024 µg/m³
PM2.5 (µg/m³)Level
Jan36Poor
Feb38Poor
Mar36Poor
Apr33Moderate
May29Moderate
Jun25Moderate
Jul24Moderate
Aug24Moderate
Sep27Moderate
Oct31Moderate
Nov34Moderate
Dec37Poor
Location & terrain

Where is Zaghouan?

Zaghouan sits at 36.4°N, 10.1°E, 176 m above sea level, in Tunisia. The nearest listed city is El Fahs, 21 km away.

Topography around Zaghouan

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

Within 3 km, the terrain around Zaghouan has large variations in elevation — a maximum elevation change of 818 m around an average of 215 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,180 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,333 m.

The land around Zaghouan is covered by grassland (36%) and trees (21%) within 3 km, grassland (40%) and cropland (35%) within 16 km, and cropland (37%), grassland (26%) and water (21%) within 80 km.

3 km
818 m
16 km
1,180 m
80 km
1,333 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: El Fahs 21 km · La Mohammedia 30 km · Fouchana 33 km · La Sebala du Mornag 33 km · El Mourouj 35 km · Boumhel El Bassatine 37 km · Grombalia 39 km · Borj Cedria 39 km

Tunisia travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$4,657
2025
Happiness
4.8 / 10
World Happiness, 2025
Safe drinking water
65%
of population, 2024
Homicide rate
4.7
per 100k, 2020
Road deaths
16.5
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 498
Religion
Muslim 99%

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 Zaghouan (36.4029°, 10.1429°, elevation 176 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).