Climate averages 1991–2020
Sanandaj weather
in May.
A warm, fairly dry month: the 5th warmest and the 6th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
May is a warm month in Sanandaj: daytime highs average 23.6°C and nights cool to about 10.9°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 29 mm of rain on roughly 7 days, which makes May a fairly dry month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 00 min on an average May day.
The nearest other city in this atlas is Qorveh (75 km away). In May its highs average 21.9°C, 1.8°C cooler than Sanandaj, with 23 mm of rain.
Among the 128 cities listed in Iran, Sanandaj ranks 97th of 128 for the warmest May highs and joint 88th of 128 for the driest May (rainfall, lowest first). The mean May high of those 128 cities is 27.8°C; Sanandaj is 4.2°C cooler than that mean.
From May to June, average highs rise by 7.3°C to 30.9°C, and monthly rainfall falls from 29 mm to 2.1 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Sanandaj climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 2.0°C-6.9°C | -6.9°C | 64 | 9.8 | 10.110 h |
| February | 3.6°C-5.7°C | -5.7°C | 67 | 9.5 | 10.911 h |
| March | 10.6°C-0.1°C | -0.1°C | 76 | 10.8 | 11.912 h |
| April | 17.5°C5.8°C | 5.8°C | 62 | 10.7 | 13.113 h |
| May, selected | 23.6°C10.9°C | 10.9°C | 29 | 6.9 | 14.014 h |
| June | 30.9°C15.8°C | 15.8°C | 2.1 | 0.5 | 14.514 h |
| July | 35.2°C18.6°C | 18.6°C | 0.5 | 0.2 | 14.314 h |
| August | 35.1°C18.3°C | 18.3°C | 0.4 | 0.2 | 13.513 h |
| September | 30.0°C14.3°C | 14.3°C | 1.3 | 0.5 | 12.412 h |
| October | 22.5°C9.2°C | 9.2°C | 26 | 5.1 | 11.311 h |
| November | 13.0°C2.4°C | 2.4°C | 52 | 7.8 | 10.310 h |
| December | 6.1°C-3.2°C | -3.2°C | 57 | 8.2 | 9.810 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Qorveh in MayIran · 75 kmHigh 21.9°C · Low 7.8°C · 23 mm rain
- Marīvān in MayIran · 77 kmHigh 23.5°C · Low 10.0°C · 30 mm rain
- Kermanshah in MayIran · 111 kmHigh 24.9°C · Low 12.1°C · 30 mm rain
- Saqqez in MayIran · 123 kmHigh 22.6°C · Low 9.3°C · 33 mm rain
- Bāneh in MayIran · 126 kmHigh 22.1°C · Low 9.7°C · 43 mm rain
- Eslāmābād-e Gharb in MayIran · 141 kmHigh 24.9°C · Low 12.4°C · 25 mm rain
- Sulaymaniyah in MayIraq · 145 kmHigh 27.6°C · Low 12.9°C · 30 mm rain
- Hamadān in MayIran · 149 kmHigh 23.8°C · Low 11.9°C · 39 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Sanandaj) is explained once on the Sanandaj year overview and on the Sources, method and limits page.