Climate averages 1991–2020
Bam weather
in May.
A very hot, very dry month: the 4th warmest and the 6th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a very hot month in Bam: daytime highs average 35.1°C and nights cool to about 22.0°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 4.4 mm of rain on roughly 1 day, which makes May a very dry month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 35 min on an average May day.
The nearest other city in this atlas is Jīroft (77 km away). In May its highs average 36.3°C, 1.2°C warmer than Bam, with 1.2 mm of rain.
Among the 128 cities listed in Iran, Bam ranks 20th of 128 for the warmest May highs and 21st of 128 for the driest May (rainfall, lowest first). The mean May high of those 128 cities is 27.8°C; Bam is 7.3°C warmer than that mean.
From May to June, average highs rise by 3.6°C to 38.7°C, and monthly rainfall falls from 4.4 mm to 1.4 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
Bam climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 16.0°C4.9°C | 4.9°C | 28 | 4.4 | 10.511 h |
| February | 19.2°C7.2°C | 7.2°C | 29 | 4.5 | 11.111 h |
| March | 24.0°C11.3°C | 11.3°C | 24 | 5.1 | 12.012 h |
| April | 30.1°C16.7°C | 16.7°C | 12 | 2.6 | 12.813 h |
| May, selected | 35.1°C22.0°C | 22.0°C | 4.4 | 1.4 | 13.614 h |
| June | 38.7°C25.9°C | 25.9°C | 1.4 | 0.5 | 14.014 h |
| July | 39.0°C27.2°C | 27.2°C | 2.8 | 0.5 | 13.814 h |
| August | 37.4°C25.6°C | 25.6°C | 0.9 | 0.2 | 13.213 h |
| September | 34.6°C22.0°C | 22.0°C | 0.5 | 0.2 | 12.412 h |
| October | 29.4°C16.9°C | 16.9°C | 3.0 | 0.9 | 11.511 h |
| November | 22.3°C10.5°C | 10.5°C | 4.6 | 1.2 | 10.711 h |
| December | 17.6°C6.3°C | 6.3°C | 14 | 2.0 | 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
- Jīroft in MayIran · 77 kmHigh 36.3°C · Low 21.7°C · 1.2 mm rain
- Kerman in MayIran · 180 kmHigh 29.3°C · Low 16.2°C · 4.5 mm rain
- Zahedan in MayIran · 247 kmHigh 32.5°C · Low 19.4°C · 2.6 mm rain
- Mīnāb in MayIran · 252 kmHigh 39.8°C · Low 25.9°C · 0.5 mm rain
- Sirjan in MayIran · 262 kmHigh 29.1°C · Low 14.5°C · 3.3 mm rain
- Rafsanjān in MayIran · 270 kmHigh 31.0°C · Low 16.1°C · 2.3 mm rain
- Bandar Abbas in MayIran · 295 kmHigh 38.6°C · Low 26.1°C · 0.9 mm rain
- Iranshahr in MayIran · 311 kmHigh 39.4°C · Low 23.5°C · 0.3 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 Bam) is explained once on the Bam year overview and on the Sources, method and limits page.