Climate averages 1991–2020
Şirvan weather
in September.
A hot, fairly dry month: the 4th warmest and the 5th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Şirvan: daytime highs average 28.7°C and nights cool to about 18.9°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 23 mm of rain on roughly 4 days, which makes September a fairly dry month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 30 min on an average September day.
The nearest other city in this atlas is Khirdalan (90 km away). In September its highs average 24.6°C, 4.1°C cooler than Şirvan, with 21 mm of rain.
Among the 11 cities listed in Azerbaijan, Şirvan ranks 2nd of 11 for the warmest September highs and 6th of 11 for the driest September (rainfall, lowest first). The mean September high of those 11 cities is 25.5°C; Şirvan is 3.2°C warmer than that mean.
From September to October, average highs fall by 6.8°C to 21.9°C, and monthly rainfall rises from 23 mm to 30 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
Şirvan climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 8.6°C1.2°C | 1.2°C | 20 | 4.8 | 9.710 h |
| February | 9.9°C1.8°C | 1.8°C | 28 | 5.8 | 10.711 h |
| March | 14.1°C4.7°C | 4.7°C | 36 | 7.3 | 11.912 h |
| April | 20.0°C9.2°C | 9.2°C | 35 | 6.7 | 13.213 h |
| May | 26.7°C14.9°C | 14.9°C | 31 | 6.0 | 14.414 h |
| June | 32.4°C19.9°C | 19.9°C | 18 | 3.2 | 15.015 h |
| July | 35.3°C23.0°C | 23.0°C | 8.1 | 1.7 | 14.715 h |
| August | 34.7°C22.9°C | 22.9°C | 8.7 | 1.7 | 13.714 h |
| September, selected | 28.7°C18.9°C | 18.9°C | 23 | 3.9 | 12.512 h |
| October | 21.9°C13.7°C | 13.7°C | 30 | 5.9 | 11.211 h |
| November | 14.6°C7.5°C | 7.5°C | 33 | 6.4 | 10.010 h |
| December | 9.9°C2.9°C | 2.9°C | 26 | 5.2 | 9.49 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
- Khirdalan in SeptemberAzerbaijan · 90 kmHigh 24.6°C · Low 19.7°C · 21 mm rain
- Pārsābād in SeptemberIran · 92 kmHigh 28.7°C · Low 18.9°C · 29 mm rain
- Baku in SeptemberAzerbaijan · 95 kmHigh 24.9°C · Low 20.6°C · 19 mm rain
- Sumgayit in SeptemberAzerbaijan · 96 kmHigh 24.3°C · Low 20.3°C · 21 mm rain
- Qaraçuxur in SeptemberAzerbaijan · 102 kmHigh 24.2°C · Low 20.4°C · 19 mm rain
- Lankaran in SeptemberAzerbaijan · 132 kmHigh 24.3°C · Low 21.6°C · 128 mm rain
- Lerik in SeptemberAzerbaijan · 137 kmHigh 21.5°C · Low 13.7°C · 117 mm rain
- Yevlakh in SeptemberAzerbaijan · 169 kmHigh 28.3°C · Low 18.3°C · 48 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 Şirvan) is explained once on the Şirvan year overview and on the Sources, method and limits page.