Climate averages 1991–2020
Shiraz weather
in May.
A hot, very dry month: the 5th warmest and the 6th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Shiraz: daytime highs average 30.0°C and nights cool to about 16.8°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 7.6 mm of rain on roughly 2 days, which makes May a very dry month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 37 min on an average May day.
The nearest other city in this atlas is Shahr-e Ṣadrā (21 km away). In May its highs average 26.8°C, 3.2°C cooler than Shiraz, with 4.5 mm of rain.
Among the 128 cities listed in Iran, Shiraz ranks 33rd of 128 for the warmest May highs and joint 34th of 128 for the driest May (rainfall, lowest first). The mean May high of those 128 cities is 27.8°C; Shiraz is 2.2°C warmer than that mean.
From May to June, average highs rise by 5.4°C to 35.4°C, and monthly rainfall falls from 7.6 mm to under 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
Shiraz climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 10.7°C1.0°C | 1.0°C | 98 | 7.5 | 10.510 h |
| February | 13.2°C2.7°C | 2.7°C | 71 | 6.9 | 11.111 h |
| March | 17.4°C6.0°C | 6.0°C | 75 | 7.6 | 12.012 h |
| April | 23.1°C11.1°C | 11.1°C | 36 | 5.7 | 12.913 h |
| May, selected | 30.0°C16.8°C | 16.8°C | 7.6 | 2.2 | 13.614 h |
| June | 35.4°C21.4°C | 21.4°C | 0.4 | 0.1 | 14.014 h |
| July | 37.2°C23.8°C | 23.8°C | 0.7 | 0.2 | 13.814 h |
| August | 36.1°C23.4°C | 23.4°C | 0.8 | 0.2 | 13.213 h |
| September | 32.4°C20.0°C | 20.0°C | 0.5 | 0.2 | 12.412 h |
| October | 26.5°C15.2°C | 15.2°C | 3.3 | 1.0 | 11.511 h |
| November | 18.8°C8.8°C | 8.8°C | 34 | 4.1 | 10.711 h |
| December | 13.7°C4.1°C | 4.1°C | 69 | 5.2 | 10.310 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
- Shahr-e Ṣadrā in MayIran · 21 kmHigh 26.8°C · Low 11.4°C · 4.5 mm rain
- Marvdasht in MayIran · 39 kmHigh 29.0°C · Low 11.8°C · 3.4 mm rain
- Kāzerūn in MayIran · 85 kmHigh 33.7°C · Low 18.8°C · 2.4 mm rain
- Fasā in MayIran · 132 kmHigh 32.3°C · Low 17.7°C · 3.0 mm rain
- Borāzjān in MayIran · 133 kmHigh 39.5°C · Low 23.9°C · 1.8 mm rain
- Yasuj in MayIran · 149 kmHigh 25.3°C · Low 10.6°C · 17 mm rain
- Jahrom in MayIran · 159 kmHigh 35.2°C · Low 21.8°C · 0.9 mm rain
- Bushehr in MayIran · 179 kmHigh 32.0°C · Low 25.3°C · 2.3 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 Shiraz) is explained once on the Shiraz year overview and on the Sources, method and limits page.