Climate averages 1991–2020
Gonbad-e Kāvūs weather
in September.
A hot, fairly dry month: the 4th warmest and the joint 6th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Gonbad-e Kāvūs: daytime highs average 30.9°C and nights cool to about 18.6°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 36 mm of rain on roughly 5 days, which makes September a fairly dry month (the joint 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 27 min on an average September day.
The nearest other city in this atlas is Shahrud (94 km away). In September its highs average 27.0°C, 3.9°C cooler than Gonbad-e Kāvūs, with 24 mm of rain.
Among the 128 cities listed in Iran, Gonbad-e Kāvūs ranks joint 55th of 128 for the warmest September highs and 119th of 128 for the driest September (rainfall, lowest first). The mean September high of those 128 cities is 31.0°C; Gonbad-e Kāvūs is 0.1°C cooler than that mean.
From September to October, average highs fall by 5.5°C to 25.4°C, and monthly rainfall falls from 36 mm to 35 mm.
The annual picture
September 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
Gonbad-e Kāvūs climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 12.7°C1.5°C | 1.5°C | 52 | 7.0 | 9.910 h |
| February | 13.5°C1.9°C | 1.9°C | 67 | 8.1 | 10.811 h |
| March | 17.3°C5.4°C | 5.4°C | 78 | 9.6 | 11.912 h |
| April | 22.3°C10.0°C | 10.0°C | 63 | 8.3 | 13.113 h |
| May | 27.6°C15.0°C | 15.0°C | 34 | 5.6 | 14.114 h |
| June | 32.4°C19.6°C | 19.6°C | 27 | 4.3 | 14.715 h |
| July | 34.5°C22.5°C | 22.5°C | 33 | 6.8 | 14.514 h |
| August | 34.7°C22.2°C | 22.2°C | 33 | 5.5 | 13.614 h |
| September, selected | 30.9°C18.6°C | 18.6°C | 36 | 5.0 | 12.512 h |
| October | 25.4°C12.8°C | 12.8°C | 35 | 4.5 | 11.311 h |
| November | 18.5°C7.2°C | 7.2°C | 49 | 6.2 | 10.210 h |
| December | 14.5°C3.3°C | 3.3°C | 36 | 5.9 | 9.710 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
September in nearby cities
- Shahrud in SeptemberIran · 94 kmHigh 27.0°C · Low 15.3°C · 24 mm rain
- Behshahr in SeptemberIran · 156 kmHigh 28.5°C · Low 20.8°C · 71 mm rain
- Bojnūrd in SeptemberIran · 193 kmHigh 27.4°C · Low 13.4°C · 6.5 mm rain
- Sari in SeptemberIran · 202 kmHigh 28.2°C · Low 19.1°C · 114 mm rain
- Qā’em Shahr in SeptemberIran · 222 kmHigh 27.4°C · Low 18.8°C · 98 mm rain
- Bābol in SeptemberIran · 235 kmHigh 27.7°C · Low 20.2°C · 98 mm rain
- Semnan in SeptemberIran · 245 kmHigh 29.8°C · Low 18.0°C · 1.7 mm rain
- Shīrvān in SeptemberIran · 245 kmHigh 26.2°C · Low 13.9°C · 3.6 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 Gonbad-e Kāvūs) is explained once on the Gonbad-e Kāvūs year overview and on the Sources, method and limits page.