Nizwa weather in May

May in Nizwa: sweltering, dry — not the time — 40°C afternoons.

Updated September 2026 · climate normals from ERA5 reanalysis

Nizwa🇴🇲 Oman · Arabia & the Gulf · City42
  1. 94Jan
  2. 87Feb
  3. 79Mar
  4. 60Apr
  5. 42May
  6. 27Jun
  7. 30Jul
  8. 34Aug
  9. 47Sep
  10. 66Oct
  11. 83Nov
  12. 92Dec

#9 of 12 months in Nizwa · #1343 of 1413 destinations to visit in May · comfort 42/100 (tier F)

Days
41°C
Nights
26°C
Wet days
3
Sun
11.9 h
Humidity
25%
Daylight
13 h
Nizwa, Oman
Photo: HASHTAG SINGH · Pexels

Traveller notes on Nizwa in May

Other months in Nizwa

Forum posters are direct that July is really hot in Nizwa, with one poster describing conditions as dangerously and uncomfortably hot given much sun exposure - even at night, temperatures only 'cool' into the mid-30sC. Posters cite daytime highs around 38C in Nizwa itself, with the nearby desert running hotter still, sometimes above 45C. Posters consistently recommend Jebel Akhdar as a real escape valve, sitting some 15-20C cooler than Nizwa at its summit - a genuinely different climate just a short drive up. Posters generally suggest winter, spring or autumn instead for anyone wanting to properly enjoy the region, treating a July visit to Nizwa itself as something to endure rather than savor unless paired with time up the mountain.
Tripadvisor community · July · 1 month ago · Read more on Tripadvisor ↗
Nizwa's forum calls January pleasantly warm, and genuinely a touch warmer inland than on the Omani coast — regulars put the interior a couple of degrees above the coast's roughly 25°C. December and January are the busiest months to visit, so a slightly quieter trip is easier to find in February.
Tripadvisor community · January · 1 month ago · Read more on Tripadvisor ↗

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Nizwa climate normals — May

Daytime high41°C / 105°F🔥 sweltering
Nighttime low26°C / 78°F
Feels like (high)40°C / 104°F
Rainfall9 mm / 0.3 in☀️ dry
Rainy days3 days
Humidity25%🌵 dry
Dew point8°C / 46°F
Sunshine11.9 h/day
Daylight13.2 h
Wind13 km/h / 8 mph
Air quality (US AQI)85🙂 moderate

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Nizwa in May

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.

BusyEid al-Adha and the goat market, school holidays in 2 of the markets that fill it(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Nizwa'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 weatherNizwa's weather peaks December–February, best around January.

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Best weatherFair weatherToughest weather

What's on in Nizwa in May

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Nature

    Rose harvest on Jebel Akhdar

    25 Mar – 5 May · usuallyBook early

    Damask roses are picked at dawn on the terraces above Nizwa through most of April, then distilled in village stills. Beds on the mountain are the hardest to get all year.

  • Holiday

    Eid al-Adha and the goat market

    24–29 MayRamadan & EidCrowdedClosures

    The souq in the days before Eid is the reason to time a visit here: goats and cattle walked round the ring, hard bargaining, and then three days when everything shuts. Source ↗

What's on around the world in May →

Nearby, and something's on

Within 300 km of Nizwa — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Nizwa?

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Nizwa in May — FAQ

Is May a good time to visit Nizwa?
May in Nizwa: sweltering, dry — not the time — 40°C afternoons. It ranks #9 of 12 months for Nizwa on SeasonMap's comfort score (42/100).
What is the weather like in Nizwa in May?
In May, Nizwa averages a daily high of 40.5°C and a low of 25.8°C, with about 8.7 mm of rain over roughly 2.6 rainy days.
What is the air quality in Nizwa in May?
Nizwa has a mean US Air Quality Index of about 85 in May.

Within 300 km: Muscat's Turtle nesting at Ras al-Jinz around 15 May – 30 Sep.