Climate averages 1991–2020
Bahārestān 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 Bahārestān: daytime highs average 29.2°C and nights cool to about 13.2°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 48 min on an average May day.
The nearest other city in this atlas is Isfahan (20 km away). In May its highs average 28.8°C, about as warm as Bahārestān, with 7.1 mm of rain.
Among the 128 cities listed in Iran, Bahārestān ranks 41st 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; Bahārestān is 1.4°C warmer than that mean.
From May to June, average highs rise by 5.5°C to 34.7°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
Bahārestān climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 9.0°C-3.8°C | -3.8°C | 15 | 3.2 | 10.310 h |
| February | 12.7°C-2.1°C | -2.1°C | 11 | 2.5 | 11.011 h |
| March | 17.8°C1.8°C | 1.8°C | 15 | 3.5 | 12.012 h |
| April | 23.7°C7.8°C | 7.8°C | 10 | 3.5 | 13.013 h |
| May, selected | 29.2°C13.2°C | 13.2°C | 7.6 | 2.4 | 13.814 h |
| June | 34.7°C18.5°C | 18.5°C | 0.8 | 0.3 | 14.214 h |
| July | 37.1°C22.0°C | 22.0°C | 0.2 | 0.1 | 14.114 h |
| August | 35.7°C20.8°C | 20.8°C | 0 | 0.0 | 13.313 h |
| September | 31.6°C15.6°C | 15.6°C | 0.1 | 0.0 | 12.412 h |
| October | 24.8°C9.3°C | 9.3°C | 2.3 | 0.8 | 11.411 h |
| November | 16.3°C2.7°C | 2.7°C | 13 | 2.4 | 10.511 h |
| December | 10.8°C-1.9°C | -1.9°C | 13 | 3.1 | 10.110 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
- Isfahan in MayIran · 20 kmHigh 28.8°C · Low 13.5°C · 7.1 mm rain
- Khomeynī Shahr in MayIran · 31 kmHigh 29.0°C · Low 12.8°C · 11 mm rain
- Fūlād Shahr in MayIran · 35 kmHigh 28.4°C · Low 11.8°C · 8.6 mm rain
- Najafābād in MayIran · 42 kmHigh 28.7°C · Low 12.2°C · 14 mm rain
- Shāhīn Shahr in MayIran · 46 kmHigh 28.1°C · Low 12.8°C · 11 mm rain
- Shahreẕā in MayIran · 54 kmHigh 26.9°C · Low 12.1°C · 8.3 mm rain
- Shahr-e Kord in MayIran · 88 kmHigh 23.1°C · Low 8.3°C · 13 mm rain
- Kashan in MayIran · 169 kmHigh 29.8°C · Low 16.7°C · 13 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 Bahārestān) is explained once on the Bahārestān year overview and on the Sources, method and limits page.