Weather and Climate in Aswan
This page brings together Aswan’s live conditions — temperature, feels-like, wind, UV and air quality — with an hourly outlook and a seven-day forecast. The guide below sets out the city’s remarkable climate through the year, from the fierce dry heat of high summer to the warm, golden winter days that make it one of Egypt’s most rewarding cool-season destinations.
Aswan has a hot desert climate (Köppen BWh) of the most extreme, hyper-arid kind. It is among the driest inhabited places on Earth: long-term rainfall averages little more than a millimetre a year, and many years pass with no measurable rain at all. Sunshine is almost ceaseless, and clouds are a rarity.
Deep in the Western Desert belt and far from any sea, Aswan is shaped entirely by sun and sand, with the Nile and the vast expanse of Lake Nasser the only moderating presence. Summer highs commonly reach the low forties and beyond, while winter days are warm in the mid-twenties; the dry desert air drives a wide diurnal range, so even warm days give way to cool, clear nights.
This is a climate of superlatives — highest sunshine, lowest rainfall, fierce UV — and it defines the visitor season as sharply as it does daily life. The dashboard above pairs UV and feels-like with temperature so you can judge conditions on the exposed riverside, the islands and the desert monuments.
Summer
Summer in Aswan is among the hottest anywhere. From June to September daytime highs sit in the low-to-mid forties, often higher, beneath a relentless sun and a cloudless sky. The air is extraordinarily dry, which keeps the heat survivable and lets the nights cool noticeably, but midday is fierce and outdoor activity all but stops between late morning and late afternoon. Felucca rides and sightseeing are dawn-and-dusk affairs in the Aswan summer.
Winter
Winter is glorious and the reason Aswan fills with visitors from November to March. Days are warm and golden, with highs in the mid-twenties and unbroken sunshine — ideal weather for cruising the Nile, exploring the temples and crossing to the islands. The dry air lets clear nights turn cool, occasionally crisp, but rain is so rare as to be a non-event. For many, Aswan in winter is the most agreeable climate in all of Egypt.
Spring & Autumn
Spring heats up fast and brings the Khamsin, when hot southerly winds raise dust and push temperatures toward summer levels early. Autumn is the gentler shoulder, cooling the extreme summer heat through October into the warm, dry, settled conditions that open the comfortable winter season.
Rain Probability
Aswan is, quite literally, one of the driest cities on Earth. Measurable rain is a rare event that can be years apart, and for all practical purposes the forecast here is permanently dry. The hourly and seven-day panels above will read zero on virtually every day of the year — rain is simply not part of the planning equation in Aswan.
On the exceedingly rare occasion that a shower reaches this far south, it tends to be brief and light, but it is so unusual that it makes local news. Where other cities watch the rain forecast, in Aswan the figures to track are heat, sun and UV — the genuine daily considerations along the southern Nile.
Wind and Humidity
Wind in Aswan is largely a question of dust. A light northerly breeze follows the Nile through much of the year, pleasant on the water, but the spring Khamsin can blow up from the deep desert to the south, raising sand and hazing the famously clear skies. The live wind speed, gusts and direction in the dashboard above are worth checking when a dusty spell is forecast.
Humidity in Aswan is extremely low — about as dry as inhabited air gets — which is precisely what makes the ferocious summer heat endurable. The dry air keeps the feels-like temperature close to the actual reading, though the intense sun lifts it on exposed ground, and a clear winter night can feel cool once the breeze picks up. The dashboard tracks feels-like, dew point and gusts alongside the headline figure.
Planning around the weather
Aswan’s weather is all about sun and heat management. In summer, keep activity to the early morning and the evening, rest through the fierce midday, and treat water, shade and sun protection as essentials rather than extras — the dry heat is deceptive and dehydration comes quickly. The river and a felucca’s shade offer the best relief.
The winter high season needs little more than warm daytime clothing and a light layer for cool desert nights, and it delivers some of the most reliably beautiful weather in Egypt. Whatever the season, the live conditions and seven-day forecast on this page refresh automatically, giving you a current view of Aswan before you travel or set out along the Nile.