Weather overview
Тлемсен enjoys a Mediterranean climate with distinct seasons, offering mild winters and warm summers. The weather here is generally comfortable, though the heat can rise noticeably in the peak of summer.
From November to March, Тлемсен experiences cooler temperatures, with occasional rain. The spring months, April and May, bring pleasant warmth, while June through September marks the dry, hot season. By October, the weather cools again, making it a good time to explore the city.
Temperature
In Тлемсен, temperatures vary significantly throughout the year. The coldest months are January and February, with average highs around +17.9 °C and +20.1 °C, while nighttime lows can drop to +3.7 °C and +5.5 °C. Evenings may feel chilly, especially in winter.
By May, the weather warms up, with averages reaching +21.2 °C, and summer peaks in July and August at +29.4 °C and +29.2 °C. Daytime highs can climb to +37.1 °C in July, so expect strong sun. The heat gradually eases in September, with temperatures settling around +24.7 °C.
Autumn in Тлемсен brings milder conditions, with October averaging +20.5 °C and November cooling further to +15.5 °C. The shift from summer heat to winter chill is gradual, making the transition comfortable for visitors.
| Month | Minimum | Maximum |
|---|---|---|
| January | 3.7 | 17.9 |
| February | 5.5 | 20.1 |
| March | 7.2 | 21.3 |
| April | 9.5 | 23.3 |
| May | 12.3 | 28.3 |
| June | 16.6 | 32.6 |
| July | 19.8 | 37.1 |
| August | 20 | 36.9 |
| September | 17.2 | 31.8 |
| October | 12.7 | 27.9 |
| November | 8.7 | 22.3 |
| December | 5.9 | 19.1 |
Precipitation
Тлемсен sees most of its rainfall in the cooler months, particularly January (25.6 mm) and December (26 mm). The spring months, March and April, also bring moderate rain, with April receiving around 37.1 mm. These showers help keep the landscape green.
From June to September, Тлемсен remains very dry, with rainfall dropping to just 1 mm in July. Even August and September see minimal precipitation, making this the ideal time for outdoor activities. The dry season aligns with the hottest temperatures, so hydration is key.
By October, rain returns gradually, with 24.5 mm recorded. November sees a slight decrease (15.9 mm), but the pattern of occasional showers continues into winter. The dry summer months contrast sharply with the wetter winter, a typical feature of the region’s climate.
| Month | Precipitation |
|---|---|
| January | 25.6 |
| February | 16.6 |
| March | 33.1 |
| April | 37.1 |
| May | 17.4 |
| June | 4.9 |
| July | 1 |
| August | 6.4 |
| September | 13.5 |
| October | 24.5 |
| November | 15.9 |
| December | 26 |
What to pack
For a winter trip to Тлемсен, pack layers to handle the cooler temperatures. A light jacket or sweater is useful for evenings, especially in January and February, when lows can reach +3.7 °C. Comfortable walking shoes and a scarf will help with the occasional chill.
In the warmer months, from May to September, lightweight, breathable clothing is essential. A hat, sunglasses, and sunscreen are must-haves, particularly in July and August, when temperatures can exceed +35 °C. A reusable water bottle will also come in handy during sightseeing.
For spring and autumn visits, a mix of light layers works well. In April and October, mornings and evenings can be cool, while afternoons warm up. A light rain jacket is useful in March and November, when occasional showers occur. Comfortable footwear is always a good idea for exploring Тлемсен’s streets.
| Month | Wind speed |
|---|---|
| January | 2.8 |
| February | 2.9 |
| March | 2.7 |
| April | 2.6 |
| May | 2.6 |
| June | 2.4 |
| July | 2.3 |
| August | 2.2 |
| September | 2.1 |
| October | 2.4 |
| November | 2.8 |
| December | 2.5 |