Rustaq is bathed in sunshine — 346 sunny days a year. Summers are intensely hot — air conditioning is essential. On the other hand, air quality is a concern.
Rustaq, Oman is a 120K-resident city with 346 sunny days and 0 frost days annually and an annual PM2.5 of 43.2 µg/m³. A city in Oman.
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Dinner outside
Monthly climate metrics across temperature, precipitation, wind, and UV.
| Metric | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature | |||||||||||||
| Daily high°C | 26 | 28 | 31 | 36 | 41 | 42 | 39 | 39 | 38 | 35 | 30 | 27 | 34 |
| Daily mean°C | 21 | 23 | 27 | 31 | 36 | 37 | 36 | 35 | 34 | 30 | 27 | 23 | 30 |
| Daily low°C | 16 | 18 | 22 | 26 | 31 | 33 | 31 | 31 | 30 | 25 | 23 | 19 | 25 |
| Thermal comfort | |||||||||||||
| High feelsDaily high feels-like°C | 30 | 32 | 35 | 40 | 44 | 46 | 45 | 44 | 42 | 38 | 33 | 31 | 38 |
| Mean feelsDaily mean feels-like°C | 22 | 26 | 29 | 33 | 37 | 41 | 39 | 39 | 37 | 32 | 28 | 24 | 32 |
| Low feelsDaily low feels-like°C | 10 | 12 | 17 | 23 | 26 | 31 | 31 | 30 | 26 | 19 | 18 | 12 | 21 |
| Humidity | |||||||||||||
| HumidityRelative humidity% | 54 | 47 | 40 | 30 | 22 | 29 | 41 | 42 | 39 | 32 | 43 | 51 | 39 |
| Dewpoint°C | 10.2 | 11.2 | 11.4 | 11.6 | 10.1 | 15.8 | 21.6 | 20.0 | 18.5 | 11.2 | 13.8 | 11.9 | 13.9 |
| Precipitation | |||||||||||||
| Rainfallmm | 15 | 1 | 11 | 10 | 3 | 0 | 1 | 1 | 0 | 0 | 1 | 2 | 45 |
| Rain days≥1mm | 2 | 0 | 3 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 11 |
| Wind | |||||||||||||
| Wind avgm/s | 2.0 | 2.0 | 2.2 | 2.3 | 2.5 | 2.5 | 2.3 | 2.2 | 2.1 | 2.0 | 2.0 | 1.9 | 2.2 |
| Wind gustsm/s | 4.1 | 4.4 | 4.9 | 5.0 | 5.4 | 5.3 | 5.0 | 4.8 | 5.0 | 4.8 | 4.3 | 4.0 | 4.7 |
| Sun & UV | |||||||||||||
| Sunshinehrs/day | 9.6 | 10.0 | 10.5 | 10.9 | 11.9 | 11.9 | 10.7 | 9.8 | 10.0 | 10.0 | 10.0 | 9.9 | 10.4 |
| Clear skyindex | 61% | 80% | 72% | 71% | 82% | 91% | 59% | 62% | 75% | 80% | 94% | 82% | 76% |
| UV indexmax avg | 6.0 | 7.7 | 9.3 | 10.2 | 11.2 | 10.3 | 9.0 | 9.6 | 9.5 | 8.4 | 6.2 | 5.5 | 8.6 |
Outdoor living in Rustaq is seasonal. Dinner outside is comfortable 11/12 months — impressive, while lunch outside works 5/12 months.
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Air Quality
Rustaq reports an annual PM2.5 of 43.2 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
Rustaq reports an annual PM2.5 of 43.2 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
PM2.5 annual average of 43.2 µg/m³ exceeds the WHO interim target of 15 µg/m³. The WHO guideline value is 5 µg/m³.
Data sources: WHO (air quality), OECD (safety).
Why not Rustaq? Honestly, air quality is a genuine health trade-off — Rustaq's annual PM2.5 of 43.2 µg/m³ exceeds the EU limit and WHO standards by a wide margin, with respiratory impacts documented at these levels.
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