| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 25.1° | 16.3° | 25.6mm | 3.9 | 92 |
| February | 26.7° | 16.9° | 32.1mm | 2.6 | 95 |
| March | 29.8° | 19.4° | 40.8mm | 3.4 | 82 |
| April | 34.5° | 23.4° | 26.6mm | 2.9 | 64 |
| May | 39.3° | — | 6.4mm | 0.1 | 51 |
| June | 39.4° | — | 10mm | 0.4 | 50 |
| July | 37.5° | — | 18.5mm | 2 | 54 |
| August | 35.5° | — | 21.5mm | 0.5 | 65 |
| September | 35.3° | 27.4° | 5.2mm | 0.4 | 66 |
| October | 34.5° | 26.7° | 1.2mm | 1.1 | 68 |
| November | 30° | 20.2° | 4.8mm | 1.8 | 84 |
| December | 26.5° | 16.4° | 43.1mm | 2.9 | 94 |
January in Muscat averages a daily high of 25.1°C with nights around 16.3°C. Expect roughly 3.9 wet days totalling 25.6mm. Comfortable conditions for being outdoors all day.
February in Muscat averages a daily high of 26.7°C with nights around 16.9°C. Rain is rare — about 2.6 wet days and 32.1mm across the month. Comfortable conditions for being outdoors all day.
March in Muscat averages a daily high of 29.8°C with nights around 19.4°C. Expect roughly 3.4 wet days totalling 40.8mm. Comfortable conditions for being outdoors all day.
April in Muscat averages a daily high of 34.5°C with nights around 23.4°C. Rain is rare — about 2.9 wet days and 26.6mm across the month. Generally workable, with some weather to plan around.
May in Muscat averages a daily high of 39.3°C. Rain is rare — about 0.1 wet days and 6.4mm across the month. Demanding conditions — pack for it and plan indoor options.
June in Muscat averages a daily high of 39.4°C. Rain is rare — about 0.4 wet days and 10mm across the month. Demanding conditions — pack for it and plan indoor options.
July in Muscat averages a daily high of 37.5°C. Rain is rare — about 2 wet days and 18.5mm across the month. Demanding conditions — pack for it and plan indoor options.
August in Muscat averages a daily high of 35.5°C. Rain is rare — about 0.5 wet days and 21.5mm across the month. Generally workable, with some weather to plan around.
September in Muscat averages a daily high of 35.3°C with nights around 27.4°C. Rain is rare — about 0.4 wet days and 5.2mm across the month. Generally workable, with some weather to plan around.
October in Muscat averages a daily high of 34.5°C with nights around 26.7°C. Rain is rare — about 1.1 wet days and 1.2mm across the month. Generally workable, with some weather to plan around.
November in Muscat averages a daily high of 30°C with nights around 20.2°C. Rain is rare — about 1.8 wet days and 4.8mm across the month. Comfortable conditions for being outdoors all day.
December in Muscat averages a daily high of 26.5°C with nights around 16.4°C. Rain is rare — about 2.9 wet days and 43.1mm across the month. Comfortable conditions for being outdoors all day.
Each month scores out of 100. It starts at 100 and loses points for daytime highs outside a 20–27°C band, for wet days, and for nights below 2°C. Nothing else is weighted in — no crowd data, no prices, no opinion. Muscat peaks at 95.
Based on 30 years of records, December–February scores highest for comfort in Muscat, balancing daytime temperature against rainfall.
June is the warmest, averaging a daily high of 39.4°C.
December is the wettest, averaging 43.1mm of rain across roughly 2.9 wet days.
January is the coolest month, with average daily highs around 25.1°C.