Kuwait City (Kuwait) weather in September
September in Kuwait City: sweltering, dry, with poor air quality — not the time — 43°C afternoons.
Updated September 2026 · climate normals from ERA5 reanalysis
#9 of 12 months in Kuwait City · #1340 of 1413 destinations to visit in September · comfort 32/100 (tier F)
- Days
- 43°C
- Nights
- 28°C
- Wet days
- 0
- Sun
- 11.3 h
- Humidity
- 34%
- Daylight
- 12 h

Traveller notes on Kuwait City in September
Forum posters consistently describe September in Kuwait City as hot, with temperatures around 40C, easing only slightly into the mid-30sC by late in the month. Posters generally recommend avoiding the broader May-through-September stretch if possible, citing heat that some visitors find simply intolerable, and consistently name November through March, or early April, as the far more comfortable window to visit. Posters are direct that outdoor activity in September is genuinely limited by the heat, recommending air-conditioned malls, restaurants and indoor attractions as the realistic way to spend a September day here. Posters generally rate September as a physically demanding month to visit Kuwait City, workable only with serious heat-avoidance planning.
Other months in Kuwait City
Forum posters consistently name November through March, or even into early April, as the best window to visit Kuwait - genuinely more comfortable weather for beach time and exploring open-air areas, with the open markets' shaded walkways specifically recommended for evenings during this cooler season. Posters are direct that summer (May through September) should be avoided if possible, with temperatures capable of shooting well above 50C, an extreme most visitors would find genuinely unbearable. Posters generally rate March as sitting comfortably within the pleasant, cooler season, with outdoor activities far more workable than they'd be just a couple of months later.
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Kuwait City climate normals — September
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Kuwait City in September
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
Shoulder seasonschool holidays in 3 of the markets that fill it, an ordinary month(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Kuwait City's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Fair weatherKuwait City's best weather comes in February, March and December — separate windows, not one continuous season.
Best weatherFair weatherToughest weather
What's on in Kuwait City in September
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Season
The unliveable months
15 May – 20 Sep · usuallyExtreme heatAmong the hottest inhabited places anywhere, and the city is built on the assumption that you go from car to mall without stepping outside. Nothing happens in daylight for four months.
Where is Kuwait City?
Kuwait City in September — FAQ
- Is September a good time to visit Kuwait City?
- September in Kuwait City: sweltering, dry, with poor air quality — not the time — 43°C afternoons. It ranks #9 of 12 months for Kuwait City on SeasonMap's comfort score (32/100).
- What is the weather like in Kuwait City in September?
- In September, Kuwait City averages a daily high of 42.9°C and a low of 28.2°C, with about 0 mm of rain over roughly 0 rainy days.
- What is the air quality in Kuwait City in September?
- Kuwait City has a mean US Air Quality Index of about 276 in September.