Riyadh sits on the inland Najd plateau at roughly 600 m, so its climate is desert-dry — and that changes everything about when to go. Summers are extremely hot with highs around 43–46 °C and very low humidity, while winters are genuinely mild by day and cool at night. The comfortable window is November to March; December to February is the sweet spot. Unlike Jeddah on the coast, Riyadh is dry rather than humid, but the summer sun is fierce and spring can bring dust. This guide gives you the month-by-month picture and the practical timing that matters.
Riyadh weather by month
Typical averages for planning — confirm the live forecast before you travel.
| Month | Avg high °C | Avg low °C | Character | Best for |
|---|---|---|---|---|
| January | 20 | 9 | Mild days, cold nights, occasional rain | Sightseeing, desert trips |
| February | 23 | 11 | Mild, dust can start | Sightseeing |
| March | 28 | 15 | Warming, spring dust/sandstorms | Sightseeing |
| April | 33 | 20 | Hot days begin | Early-morning outdoor |
| May | 39 | 25 | Hot; avoid midday | Indoor / evening only |
| June | 43 | 28 | Peak heat, dry | Indoors, malls, evening |
| July | 44 | 29 | Peak heat | Indoors |
| August | 44 | 29 | Peak heat | Indoor (Month) |
| September | 41 | 26 | Still very hot | Evenings |
| October | 35 | 21 | Cooling | Sightseeing returns |
| November | 27 | 15 | Comfortable | Everything |
| December | 22 | 11 | Cool, comfortable days | Sightseeing, desert trips |
(Figures are typical climate averages; treat as a planning guide, not a forecast.)
Best time to visit Riyadh
November through March. Daytime highs sit in a pleasant 20–28 °C range, evenings are cool enough to enjoy, and this is when outdoor sights — Diriyah, the old city, desert viewpoints — are comfortable. December, January and February are the most comfortable of all.
If you are planning the desert itself — the Edge of the World and similar trips — this is the season to do it. Riyadh Season and the city’s big outdoor events also cluster in the cooler months; dates live on the Riyadh Season guide.
Summer heat and outdoor timing
From roughly May to September, daytime heat is the planning constraint, not the crowds. Peak summer highs reach 43–46 °C, and the sun is intense even in the dry air.
- Do outdoor sights early or late. Desert viewpoints, Old Riyadh and walking areas are far better at dawn or after sunset.
- The Edge of the World is a rugged, exposed desert trip — do it in the cool season, and never in peak summer midday heat.
- Recreation shifts indoors. Malls, museums and air-conditioned venues carry the day; the Riyadh Metro makes moving between them comfortable.
Sandstorms, dust and spring
Spring (roughly February to May) can bring dust and occasional sandstorms as the Shamal winds pick up. They are usually short-lived, but on a dusty day the sky hazes over, visibility drops and outdoor plans are better swapped for indoor ones. Carry water, and if you have respiratory sensitivities, keep a mask handy on windy days.
What to pack
- Cooler months (Nov–Mar): layers — warm days, cold nights, and a jacket for evenings and desert trips.
- Summer (May–Sep): light, loose, breathable clothing; sun hat, sunglasses and high-factor sunscreen; refillable water bottle.
- All year: modest clothing for public and religious settings (see the national dress guidance), and comfortable walking shoes.
Getting around
Riyadh is a large, spread-out city, and the heat makes walking between districts impractical — so plan for air-conditioned transport. A pre-booked private car keeps you in a cooled vehicle door-to-door and removes the guesswork of hailing a ride in the heat; see the Riyadh taxi service for pre-booked transfers. The Metro is a good option for the stops it serves.
Frequently asked questions
What is the best time to visit Riyadh? November to March, with December to February the most comfortable. Days are mild and outdoor sightseeing and desert trips are at their best.
How hot does Riyadh get in summer? Very hot — typical summer highs run around 43–46 °C (roughly 109–115 °F) with dry air. Plan outdoor activity for early morning or evening, or keep it indoors.
Is Riyadh humid or dry? Dry. Riyadh is inland and desert-dry, unlike coastal Jeddah, which is noticeably humid. The sun is intense even when the air is dry.
Does it rain in Riyadh? Rainfall is low and mostly falls in the cooler months (roughly November to April); occasional heavy downpours can cause short local flooding.
When is the desert best for a trip like the Edge of the World? In the cool season (November to March). Avoid peak-summer midday heat, and go with an arranged vehicle — the desert roads are rough and unmarked.
What should I wear in Riyadh? Loose, light clothing in summer and layers in winter, plus modest dress for public and religious settings. See the national what-to-wear guidance for detail.
Sources
- Climate character and monthly ranges: typical Saudi climate averages for the inland Najd plateau (~600 m). Figures are planning averages, not a live forecast.
- Seasonal events: see the Riyadh Season guide.