Climate averages 1991–2020
Mary weather
in September.
A hot, very dry month: the 5th warmest and the 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Mary: daytime highs average 30.7°C and nights cool to about 17.0°C. By daytime temperature it is the 5th warmest of the 12 months.
Rain is very rare: less than 1 mm falls in a typical September (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 28 min on an average September day.
The nearest other city in this atlas is Bayramaly (30 km away). In September its highs average 30.6°C, about as warm as Mary, with almost no rain (under 1 mm).
Among the 7 cities listed in Turkmenistan, Mary ranks 2nd of 7 for the warmest September highs and joint 1st of 7 for the driest September (rainfall, lowest first). The mean September high of those 7 cities is 29.6°C; Mary is 1.1°C warmer than that mean.
From September to October, average highs fall by 6.9°C to 23.8°C, and monthly rainfall rises from under 1 mm to 6.3 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
Mary climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 10.3°C0.0°C | 0.0°C | 20 | 4.5 | 9.910 h |
| February | 12.5°C1.4°C | 1.4°C | 29 | 5.8 | 10.811 h |
| March | 18.4°C6.4°C | 6.4°C | 38 | 6.7 | 11.912 h |
| April | 24.9°C12.4°C | 12.4°C | 24 | 5.0 | 13.113 h |
| May | 31.1°C18.0°C | 18.0°C | 9.8 | 2.6 | 14.214 h |
| June | 36.3°C23.0°C | 23.0°C | 1.0 | 0.3 | 14.715 h |
| July | 38.1°C25.2°C | 25.2°C | 0.4 | 0.2 | 14.514 h |
| August | 36.2°C22.9°C | 22.9°C | 0.1 | 0.1 | 13.614 h |
| September, selected | 30.7°C17.0°C | 17.0°C | 0.7 | 0.2 | 12.512 h |
| October | 23.8°C10.8°C | 10.8°C | 6.3 | 1.5 | 11.311 h |
| November | 16.2°C5.0°C | 5.0°C | 15 | 3.3 | 10.210 h |
| December | 11.1°C1.2°C | 1.2°C | 14 | 3.3 | 9.610 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
- Bayramaly in SeptemberTurkmenistan · 30 kmHigh 30.6°C · Low 17.0°C · 0.7 mm rain
- Türkmenabat in SeptemberTurkmenistan · 224 kmHigh 30.2°C · Low 16.9°C · 0.7 mm rain
- Mashhad in SeptemberIran · 245 kmHigh 27.9°C · Low 13.6°C · 2.1 mm rain
- Marāgheh (Razavi Khorasan), Iran in SeptemberIran · 277 kmHigh 25.5°C · Low 13.3°C · 1.2 mm rain
- Qūchān in SeptemberIran · 298 kmHigh 25.1°C · Low 11.6°C · 4.8 mm rain
- Ashgabat in SeptemberTurkmenistan · 306 kmHigh 29.6°C · Low 17.8°C · 2.6 mm rain
- Neyshābūr in SeptemberIran · 310 kmHigh 29.0°C · Low 12.5°C · 3.1 mm rain
- Maymana in SeptemberAfghanistan · 322 kmHigh 26.7°C · Low 13.2°C · 0.8 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 Mary) is explained once on the Mary year overview and on the Sources, method and limits page.