Najafābād climate
Najafābād is warmest in July, with average highs of 37 °C, and coldest in January, when nights average -5.4 °C. March is the wettest month (23 mm) and August the driest (0.2 mm). Figures are 1991–2020 climate normals.
Across a full year Najafābād averages 144 mm of rain, 170 days above 25 °C and 103 days below freezing.
Iran · population 235,281 · 1991–2020 normals
Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month
- Warmest month July 37 °C
- Coldest month January -5.4 °C
- Driest month August 0 mm
- Wettest month March 23 mm
- Least cloud September 8 % cloud
- Hottest on record July 41 °C
- Coldest on record January -22 °C
What to expectNajafābād through the year
Najafābād has a clear annual cycle: average daily highs run from 8.0 °C in January to 37 °C in July, a swing of 29 °C in mean temperature across the year.
Counted across a normal year, 170 days a year reach 25 °C, 122 of them reach 30 °C, 103 nights drop below freezing. The warmest reading in the 1991–2020 record is 41 °C, in July.
Rain is spread fairly evenly through the year, from 0 mm in August to 23 mm in March. There is no dry season to aim for.
Month by month
| Month | Avg high | Rainfall | Cloud |
|---|---|---|---|
| January | 8.0 °C | 21 mm | 36 % |
| February | 11.8 °C | 20 mm | 32 % |
| March | 16.7 °C | 23 mm | 36 % |
| April | 22.7 °C | 17 mm | 40 % |
| May | 28.5 °C | 12 mm | 31 % |
| June | 34.1 °C | 2 mm | 13 % |
| July | 36.5 °C | 1 mm | 16 % |
| August | 35.2 °C | under 1 mm | 12 % |
| September | 31.1 °C | 1 mm | 8 % |
| October | 24.3 °C | 6 mm | 20 % |
| November | 15.7 °C | 22 mm | 34 % |
| December | 10.3 °C | 19 mm | 36 % |
Temperature month by month
| Month | Avg high | Avg low | Mean | Record high | Record low | Days above 25 °C | Days above 30 °C | Days below 0 °C |
|---|---|---|---|---|---|---|---|---|
| January | 8.0 °C | -5.4 °C | 0.9 °C | 18.8 °C | -22.5 °C | 0 | 0 | 30 |
| February | 11.8 °C | -3.1 °C | 4.1 °C | 22.7 °C | -15.0 °C | 0 | 0 | 24 |
| March | 16.7 °C | 0.8 °C | 9.1 °C | 28.6 °C | -12.5 °C | 1 | 0 | 13 |
| April | 22.7 °C | 6.6 °C | 15.3 °C | 30.9 °C | -3.9 °C | 8 | 0 | 0 |
| May | 28.5 °C | 12.0 °C | 21.3 °C | 35.9 °C | 2.9 °C | 26 | 11 | 0 |
| June | 34.1 °C | 17.9 °C | 27.0 °C | 40.0 °C | 9.4 °C | 30 | 28 | 0 |
| July | 36.5 °C | 21.6 °C | 29.9 °C | 41.1 °C | 16.1 °C | 31 | 31 | 0 |
| August | 35.2 °C | 20.3 °C | 28.6 °C | 40.5 °C | 12.0 °C | 31 | 30 | 0 |
| September | 31.1 °C | 15.1 °C | 23.9 °C | 36.4 °C | 8.3 °C | 29 | 21 | 0 |
| October | 24.3 °C | 8.9 °C | 17.2 °C | 31.4 °C | 1.9 °C | 13 | 1 | 0 |
| November | 15.7 °C | 2.0 °C | 9.0 °C | 24.7 °C | -7.7 °C | 0 | 0 | 9 |
| December | 10.3 °C | -2.9 °C | 3.5 °C | 20.2 °C | -16.2 °C | 0 | 0 | 26 |
Rain, sun and wind month by month
| Month | Rainfall | Wet days | Daylight | Cloud cover | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 21 mm | 4 | 10 h/day | 36 % | 58 % | 14 km/h |
| February | 20 mm | 4 | 11 h/day | 32 % | 51 % | 18 km/h |
| March | 23 mm | 5 | 12 h/day | 36 % | 46 % | 21 km/h |
| April | 17 mm | 5 | 13 h/day | 40 % | 39 % | 21 km/h |
| May | 12 mm | 3 | 14 h/day | 31 % | 28 % | 21 km/h |
| June | 2 mm | 1 | 14 h/day | 13 % | 17 % | 18 km/h |
| July | 1 mm | 0 | 14 h/day | 16 % | 16 % | 17 km/h |
| August | under 1 mm | 0 | 13 h/day | 12 % | 16 % | 16 km/h |
| September | 1 mm | 0 | 12 h/day | 8 % | 19 % | 15 km/h |
| October | 6 mm | 2 | 11 h/day | 20 % | 32 % | 15 km/h |
| November | 22 mm | 3 | 10 h/day | 34 % | 50 % | 13 km/h |
| December | 19 mm | 4 | 10 h/day | 36 % | 59 % | 13 km/h |
How Najafābād compares
The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.
| Destination | Summer high | Winter low | Rain per year | Days above 25 °C |
|---|---|---|---|---|
| Najafābād | 37 °C | -5.4 °C | 144 mm | 170 |
| Isfahan · Iran | 37 °C | -3.6 °C | 98 mm | 173 |
| Shāhīn Shahr · Iran | 36 °C | -3.1 °C | 120 mm | 166 |
| Kashan · Iran | 38 °C | -0.2 °C | 185 mm | 181 |
Planning a trip? See the best time to visit Najafābād.
QuestionsCommon questions about Najafābād’s climate
When is the best time to visit Najafābād?
That depends on what you want, so the honest answer is a comparison rather than a single month. May, September, October sit closest to 20 °C on average, July is the warmest month and August the driest. The month-by-month table above has the full picture.
How hot does Najafābād get?
In July, the warmest month, daily highs average 37 °C. About 122 days a year pass 30 °C. The highest value in the 1991–2020 record is 41 °C.
How cold does it get in winter?
Nights average -5.4 °C in January, the coldest month. A normal year has 103 nights below freezing.
Which month is wettest in Najafābād?
March, averaging 23 mm over 5 days with rain. The driest month is August with 0 mm. The year as a whole averages 144 mm.
Are these figures a forecast?
No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Najafābād rather than what any particular week will bring. Individual years can differ substantially from the normal.
Data sources and method
- ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
- Open-Meteo — Open-Meteo.com. CC BY 4.0
- NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
- GeoNames — GeoNames.org. CC BY 4.0
- Normal period
- 1991–2020
- Dataset version
- era5-1991-2020-scores1.1
- Last processed
Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.
Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.