Climate averages 1991–2020
Zanjan weather
in August.
A hot, very dry month: the warmest and the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Zanjan: daytime highs average 29.1°C and nights cool to about 14.4°C. By daytime temperature it is the warmest month of the year.
Expect about 5.8 mm of rain on roughly 2 days, which makes August a very dry month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 13 h 34 min on an average August day.
The nearest other city in this atlas is Mīāneh (108 km away). In August its highs average 33.7°C, 4.6°C warmer than Zanjan, with 2.2 mm of rain.
Among the 128 cities listed in Iran, Zanjan ranks 118th of 128 for the warmest August highs and 111th of 128 for the driest August (rainfall, lowest first). The mean August high of those 128 cities is 35.2°C; Zanjan is 6.0°C cooler than that mean.
From August to September, average highs fall by 3.5°C to 25.6°C, and monthly rainfall rises from 5.8 mm to 7.9 mm.
The annual picture
August 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
Zanjan climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 2.2°C-7.2°C | -7.2°C | 43 | 9.0 | 10.010 h |
| February | 4.1°C-6.1°C | -6.1°C | 53 | 10.3 | 10.811 h |
| March | 10.2°C-1.5°C | -1.5°C | 68 | 12.9 | 11.912 h |
| April | 16.5°C3.7°C | 3.7°C | 76 | 13.4 | 13.113 h |
| May | 21.8°C8.5°C | 8.5°C | 58 | 12.4 | 14.114 h |
| June | 26.6°C12.1°C | 12.1°C | 16 | 4.6 | 14.615 h |
| July | 28.5°C13.9°C | 13.9°C | 9.7 | 2.8 | 14.414 h |
| August, selected | 29.1°C14.4°C | 14.4°C | 5.8 | 2.1 | 13.614 h |
| September | 25.6°C11.9°C | 11.9°C | 7.9 | 2.1 | 12.512 h |
| October | 19.1°C7.2°C | 7.2°C | 35 | 6.6 | 11.311 h |
| November | 10.4°C0.5°C | 0.5°C | 55 | 8.6 | 10.310 h |
| December | 4.9°C-4.4°C | -4.4°C | 40 | 7.9 | 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
August in nearby cities
- Mīāneh in AugustIran · 108 kmHigh 33.7°C · Low 18.4°C · 2.2 mm rain
- Rasht in AugustIran · 118 kmHigh 28.1°C · Low 21.2°C · 109 mm rain
- Bandar-e Anzalī in AugustIran · 123 kmHigh 27.4°C · Low 24.9°C · 61 mm rain
- Tākestān in AugustIran · 127 kmHigh 33.4°C · Low 17.3°C · 1.9 mm rain
- Qazvin in AugustIran · 142 kmHigh 32.4°C · Low 18.3°C · 3.0 mm rain
- Lāhījān in AugustIran · 147 kmHigh 28.9°C · Low 21.5°C · 84 mm rain
- Alvand in AugustIran · 150 kmHigh 33.4°C · Low 18.2°C · 3.0 mm rain
- Moḩammadīyeh in AugustIran · 159 kmHigh 33.0°C · Low 18.4°C · 2.1 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 Zanjan) is explained once on the Zanjan year overview and on the Sources, method and limits page.