| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 8.3° | — | 35.5mm | 7.3 | 48 |
| February | 10.5° | -4.1° | 44.2mm | 8.3 | 44 |
| March | 16.2° | — | 46.6mm | 8.8 | 70 |
| April | 21.4° | 4.8° | 53.3mm | 7.8 | 84 |
| May | 27.2° | 9.2° | 30.4mm | 6.5 | 86 |
| June | 34.7° | 14.1° | 0.8mm | 0.6 | 68 |
| July | 38.7° | 17.9° | 0.9mm | 0.5 | 52 |
| August | 38.1° | 17.1° | 0.5mm | 0.3 | 55 |
| September | 33.2° | 11.5° | 0.7mm | 0.4 | 74 |
| October | 25.4° | 6.9° | 22.7mm | 3.2 | 94 |
| November | 15.5° | — | 43mm | 6.4 | 73 |
| December | 10.2° | — | 37.1mm | 6.3 | 56 |
January in Sanandaj averages a daily high of 8.3°C. Expect roughly 7.3 wet days totalling 35.5mm. Demanding conditions — pack for it and plan indoor options.
February in Sanandaj averages a daily high of 10.5°C with nights around -4.1°C. Expect roughly 8.3 wet days totalling 44.2mm. Demanding conditions — pack for it and plan indoor options.
March in Sanandaj averages a daily high of 16.2°C. Expect roughly 8.8 wet days totalling 46.6mm. Generally workable, with some weather to plan around.
April in Sanandaj averages a daily high of 21.4°C with nights around 4.8°C. Expect roughly 7.8 wet days totalling 53.3mm. Comfortable conditions for being outdoors all day.
May in Sanandaj averages a daily high of 27.2°C with nights around 9.2°C. Expect roughly 6.5 wet days totalling 30.4mm. Comfortable conditions for being outdoors all day.
June in Sanandaj averages a daily high of 34.7°C with nights around 14.1°C. Rain is rare — about 0.6 wet days and 0.8mm across the month. Generally workable, with some weather to plan around.
July in Sanandaj averages a daily high of 38.7°C with nights around 17.9°C. Rain is rare — about 0.5 wet days and 0.9mm across the month. Demanding conditions — pack for it and plan indoor options.
August in Sanandaj averages a daily high of 38.1°C with nights around 17.1°C. Rain is rare — about 0.3 wet days and 0.5mm across the month. Generally workable, with some weather to plan around.
September in Sanandaj averages a daily high of 33.2°C with nights around 11.5°C. Rain is rare — about 0.4 wet days and 0.7mm across the month. Generally workable, with some weather to plan around.
October in Sanandaj averages a daily high of 25.4°C with nights around 6.9°C. Expect roughly 3.2 wet days totalling 22.7mm. Comfortable conditions for being outdoors all day.
November in Sanandaj averages a daily high of 15.5°C. Expect roughly 6.4 wet days totalling 43mm. Generally workable, with some weather to plan around.
December in Sanandaj averages a daily high of 10.2°C. Expect roughly 6.3 wet days totalling 37.1mm. Generally workable, with some weather to plan around.
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. Sanandaj peaks at 94.
Based on 30 years of records, May scores highest for comfort in Sanandaj, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 38.7°C.
April is the wettest, averaging 53.3mm of rain across roughly 7.8 wet days.
January is the coolest month, with average daily highs around 8.3°C.