January weather forecastGammarth, Tunisia
January
Weather in January
In Gammarth, Tunisia, the weather in January is relatively mild and consistent. With temperatures reaching the highest point at 14.8°C (58.6°F) and dipping as low as 9.6°C (49.3°F), a welcoming sense of coolness lingers through the month. The beginning of the year is indeed a bit on the moist side, as the city receives frequent rainfall. It is also an ideal period to enjoy the nearly clear skies due to the lower cloud cover percentage. Comparatively, January is moderately less cold than the subsequent month, providing a palatable introduction to the Tunisian winter.Temperature
January is Gammarth's coldest month, registering average high temperatures of 14.8°C (58.6°F) and lows of 9.6°C (49.3°F).Humidity
The average relative humidity in January is 73%.Rainfall
In January, the rain falls for 14.2 days. Throughout January, 28mm (1.1") of precipitation is accumulated. Throughout the year, there are 120 rainfall days, and 297mm (11.69") of precipitation is accumulated.Sea temperature
January through April, with an average sea temperature of 15°C (59°F), are months with the coldest seawater.Note: Swimming in 15°C (59°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
Daylight
The average length of the day in January is 9h and 58min.On the first day of the month, sunrise is at 07:31 and sunset at 17:12. On the last day of January, sunrise is at 07:22 and sunset at 17:42 CET.
Sunshine
January has the least sunshine of the year, with an average of 6h of sunshine.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: In January, the average maximum UV index of 4 translates into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Gammarth, Tunisia
- Average high temperature in January: 14.8°C
The warmest month (with the highest average high temperature) is August (32.4°C).
The month with the lowest average high temperature is January (14.8°C).
- Average low temperature in January: 9.6°C
The month with the highest average low temperature is August (24.6°C).
The coldest month (with the lowest average low temperature) is February (8.7°C).
Average pressure in January
Gammarth, Tunisia
- Average pressure in January: 1018.1mbar
The month with the highest atmospheric pressure is December (1020.4mbar).
The month with the lowest atmospheric pressure is April (1014.7mbar).
Average wind speed in January
Gammarth, Tunisia
- Average wind speed in January: 18.5km/h
The windiest month (with the highest average wind speed) is February (18.8km/h).
The calmest month (with the lowest average wind speed) is August (12.7km/h).
Average humidity in January
Gammarth, Tunisia
- Average humidity in January: 73%
The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (53%).
Average rainfall in January
Gammarth, Tunisia
- Average rainfall in January: 28mm
The wettest month (with the highest rainfall) is October (38mm).
The driest month (with the least rainfall) is July (5mm).
Average rainfall days in January
Gammarth, Tunisia
- Average rainfall days in January: 14.2 days
The month with the highest number of rainy days is January (14.2 days).
The month with the least rainy days is July (2.6 days).
Average sea temperature in January
Gammarth, Tunisia
- Average sea temperature in January: 15°C
The best month for swimming (with the highest average sea temperature) is August (26°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (15°C).
Average daylight in January /
Average sunshine in January
Gammarth, Tunisia
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January: 6h and 0min
The month with the most sunshine is August (Average sunshine: 12h and 18min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).
Average sunshine days in January
Gammarth, Tunisia
- Average sunshine days in January: 13 days
The month with the most sunshine days is July (26.8 days).
The month with the least sunshine days is February (12 days).
Average UV index in January
Gammarth, Tunisia
- Average UV index in January: 4
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 4).
Average cloud cover in January
Gammarth, Tunisia
- Average cloud cover in January: 37
The month with the most cloud cover is January (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 6).
Average visibility in January
Gammarth, Tunisia
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





