Grombalia in Winter
In winter (December, January and February), Grombalia sees average daytime highs around 16°C and overnight lows near 9°C, with 116 mm of rain over about 21 wet days across the season. It is the coldest season of the year and the 2nd-wettest season.
Across winter, daytime highs hold fairly steady around 16°C. The sky is clear or mostly clear about 40% of the time across winter, and the air most often feels dry.
Winter is Grombalia's weakest season of the year to visit on our travel score. For the whole year in context, see Grombalia's year-round climate.
- Avg daytime high
- 16°C
- coldest season of the year
- Avg overnight low
- 9°C
- Rainfall
- 116 mm
- 21 wet days
- Avg wind
- 13 km/h
- Travel score
- 5.4
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Grombalia in Winter
Across winter, daytime highs hold fairly steady around 16°C.
A typical winter day in Grombalia reaches about 16°C and drops to 9°C overnight. The warmest of the three months is December, the coolest January.
How winter really feels in Grombalia
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
winter sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Grombalia weather by month
How the three winter months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 15° / 9° | 39 | 6.7 | 9.8 | 5.2 |
| Feb | 16° / 9° | 38 | 7.4 | 10.6 | 5.2 |
| Mar | 18° / 10° | 42 | 7.1 | 11.7 | 6.3 |
| Apr | 20° / 13° | 38 | 7 | 12.9 | 7.0 |
| May | 24° / 16° | 20 | 3.8 | 13.9 | 8.2 |
| Jun | 28° / 19° | 10 | 1.8 | 14.5 | 7.7 |
| Jul | 31° / 22° | 2 | 0.2 | 14.2 | 6.2 |
| Aug | 31° / 23° | 8 | 1.7 | 13.4 | 5.7 |
| Sep | 28° / 21° | 42 | 5.4 | 12.2 | 6.8 |
| Oct | 25° / 18° | 50 | 6.9 | 11.1 | 7.5 |
| Nov | 20° / 14° | 42 | 6.4 | 10 | 7.0 |
| Dec | 17° / 10° | 39 | 6.8 | 9.5 | 5.9 |
Cloud cover in Winter
The sky is clear or mostly clear about 40% of the time across winter.
Chance of precipitation in Winter
Grombalia gets around 116 mm of rain over 21 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 13 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 9 h 42 min in early December to 11 h 06 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 2.8 kWh/m².
Hazard calendar for Grombalia
None of Grombalia's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Grombalia sees seasonal dust haze (June), heaviest in June.
Is winter a good time to visit Grombalia?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a reasonable time to visit Grombalia for sightseeing.
What to pack for Grombalia in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Grombalia sees daytime highs around 16°C and nights near 9°C. Worth packing: a warm layer. About 21 days see rain.
Sea temperature near Grombalia in Winter
The nearest coast averages about 16°C across winter — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 27 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 16 | 15 | 15 | 16 | 19 | 22 | 25 | 27 | 26 | 24 | 21 | 18 |
| Comfort | Cool | Bracing | Bracing | Cool | Cool | Refreshing | Warm | Warm | Warm | Refreshing | Refreshing | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 16 | Cool |
| Feb | 15 | Bracing |
| Mar | 15 | Bracing |
| Apr | 16 | Cool |
| May | 19 | Cool |
| Jun | 22 | Refreshing |
| Jul | 25 | Warm |
| Aug | 27 | Warm |
| Sep | 26 | Warm |
| Oct | 24 | Refreshing |
| Nov | 21 | Refreshing |
| Dec | 18 | Cool |
UV index in Grombalia in Winter
Clear-sky midday UV across winter averages around 3. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Grombalia 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 4 | 6 | 4 | 7 | 9 | 10 | 8 | 7 | 5 | 3 | 2 |
| Level | Moderate | Moderate | High | Moderate | High | Very high | Extreme | Very high | Very high | High | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 4 | Moderate |
| Mar | 6 | High |
| Apr | 4 | Moderate |
| May | 7 | High |
| Jun | 9 | Very high |
| Jul | 10 | Extreme |
| Aug | 8 | Very high |
| Sep | 7 | Very high |
| Oct | 5 | High |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
Air quality in Grombalia in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in Grombalia 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).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 36 | 38 | 36 | 33 | 29 | 25 | 24 | 24 | 27 | 31 | 34 | 37 |
| Level | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 36 | Poor |
| Feb | 38 | Poor |
| Mar | 36 | Poor |
| Apr | 33 | Moderate |
| May | 29 | Moderate |
| Jun | 25 | Moderate |
| Jul | 24 | Moderate |
| Aug | 24 | Moderate |
| Sep | 27 | Moderate |
| Oct | 31 | Moderate |
| Nov | 34 | Moderate |
| Dec | 37 | Poor |
Where is Grombalia?
Grombalia sits at 36.6°N, 10.5°E, 50 m above sea level, in Tunisia. The nearest listed city is Beni Khalled, 10 km away.
Topography around Grombalia
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Grombalia.
Within 3 km, the terrain around Grombalia has only modest variations in elevation — a maximum elevation change of 72 m around an average of 48 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 754 m; within 80 km, large variations in elevation — a maximum elevation change of 1,190 m.
The land around Grombalia is covered by grassland (36%) and cropland (33%) within 3 km, grassland (41%) and trees (28%) within 16 km, and water (42%), cropland (26%) and grassland (20%) within 80 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
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 Grombalia (36.5989°, 10.5003°, elevation 50 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.