Climate averages 1991–2020
Arāk weather
in October.
A mild, very dry month: the 6th warmest and the 5th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
October is a mild month in Arāk: daytime highs average 21.7°C and nights cool to about 8.1°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 14 mm of rain on roughly 4 days, which makes October a very dry month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 21 min on an average October day.
The nearest other city in this atlas is Khomeyn (62 km away). In October its highs average 22.4°C, 0.7°C warmer than Arāk, with 11 mm of rain.
Among the 128 cities listed in Iran, Arāk ranks joint 92nd of 128 for the warmest October highs and joint 59th of 128 for the driest October (rainfall, lowest first). The mean October high of those 128 cities is 24.7°C; Arāk is 3.0°C cooler than that mean.
From October to November, average highs fall by 8.4°C to 13.2°C, and monthly rainfall rises from 14 mm to 30 mm.
The annual picture
October 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
Arāk climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 5.1°C-6.3°C | -6.3°C | 32 | 6.6 | 10.210 h |
| February | 7.6°C-4.7°C | -4.7°C | 33 | 6.5 | 10.911 h |
| March | 12.7°C-0.6°C | -0.6°C | 49 | 8.1 | 12.012 h |
| April | 18.4°C4.8°C | 4.8°C | 43 | 8.9 | 13.013 h |
| May | 24.3°C10.1°C | 10.1°C | 24 | 6.3 | 13.914 h |
| June | 30.8°C16.0°C | 16.0°C | 4.1 | 1.0 | 14.414 h |
| July | 34.0°C19.9°C | 19.9°C | 1.3 | 0.4 | 14.214 h |
| August | 33.2°C19.0°C | 19.0°C | 0.8 | 0.2 | 13.413 h |
| September | 28.8°C14.1°C | 14.1°C | 1.3 | 0.4 | 12.412 h |
| October, selected | 21.7°C8.1°C | 8.1°C | 14 | 3.7 | 11.411 h |
| November | 13.2°C1.6°C | 1.6°C | 30 | 6.2 | 10.410 h |
| December | 8.3°C-3.1°C | -3.1°C | 31 | 6.2 | 9.910 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
October in nearby cities
- Khomeyn in OctoberIran · 62 kmHigh 22.4°C · Low 8.8°C · 11 mm rain
- Alīgūdarz in OctoberIran · 77 kmHigh 20.2°C · Low 6.5°C · 10 mm rain
- Malāyer in OctoberIran · 84 kmHigh 21.3°C · Low 8.5°C · 18 mm rain
- Dorūd in OctoberIran · 89 kmHigh 24.0°C · Low 12.4°C · 19 mm rain
- Borūjerd in OctoberIran · 90 kmHigh 23.2°C · Low 11.6°C · 27 mm rain
- Shahrak-e Pardīsān in OctoberIran · 114 kmHigh 25.2°C · Low 13.0°C · 5.1 mm rain
- Sāveh in OctoberIran · 119 kmHigh 25.1°C · Low 11.5°C · 9.6 mm rain
- Nahāvand in OctoberIran · 122 kmHigh 22.2°C · Low 10.3°C · 25 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 Arāk) is explained once on the Arāk year overview and on the Sources, method and limits page.