October
Other strong months: April and May
97/100 weather score
Iran · 1991–2020
Best time to visit
Golestān
For Golestān, October has the most comfortable weather in our climate comparison. Typical daytime highs are 25°C, nights average 15°C, and rainfall totals about 13 mm. Figures use measured 1991–2020 normals from the nearest eligible NOAA station.
Best all-round monthOctober
Typical daytime high25°C
Typical night-time low15°C
October rainfall13 mm
April
Other strong months: March and November
85/100 weather score
Make the answer personal
Choose the weather
that suits you.
Set the daytime temperature and rainfall you are comfortable with. We will show only the months that meet every choice, using the measured 1991–2020 averages below.
2 months fit your choices for Golestān
January has the lowest comfort score at 24 out of 100, compared with October at 97. The main reason is that days reach only 8.9°C, 15° below the 24°C the score treats as ideal.
Quick answers
Planning a trip to Golestān?
These answers come from the same measured monthly climate record shown on this page.
When is the best time to visit Golestān?
October is the strongest all-round choice in our temperature-and-rainfall comparison, with a typical daytime high of 25°C and 13 mm of rain.
What is the hottest month in Golestān?
July is hottest in this record, with a typical daytime high of 37.2°C and a night-time low of 25.1°C.
Which month has the least rain?
September has the lowest monthly rainfall total at 1 mm.
Is this a weather forecast?
No. These are long-term measured averages from 1991–2020. Check a current forecast before you travel.
Month by month
See how the weather
changes through the year.
The bars combine daytime temperature, night-time temperature and rainfall. The figures are measured historical averages, not a forecast for a particular trip.
| Month | Day | Night | Rain | Wet days | Daylight | Comfort | Coverage |
|---|---|---|---|---|---|---|---|
| January | 8.9°C | 0.8°C | 35 mm | 4.1 | 10 h | 24 | Good coverage |
| February | 11.5°C | 2.9°C | 36 mm | 5.4 | 10 h 50 | 35 | Good coverage |
| March | 17.2°C | 7.6°C | 44 mm | 5.6 | 11 h 52 | 61 | Good coverage |
| April | 22.7°C | 12.3°C | 37 mm | 5.4 | 13 h 02 | 88 | Good coverage |
| May | 28.8°C | 17.7°C | 12 mm | 3.4 | 14 h 01 | 79 | Good coverage |
| June | 34.8°C | 22.7°C | 9 mm | 1 | 14 h 33 | 51 | Good coverage |
| July | 37.2°C | 25.1°C | 7 mm | 0.6 | 14 h 20 | 38 | Good coverage |
| August | 35.9°C | 24.3°C | 6 mm | 0.4 | 13 h 30 | 44 | Good coverage |
| September | 32°C | 20.8°C | 1 mm | 0.3 | 12 h 21 | 63 | Good coverage |
| October | 25°C | 15°C | 13 mm | 2.1 | 11 h 13 | 97 | Good coverage |
| November | 16°C | 7.4°C | 33 mm | 4.5 | 10 h 15 | 59 | Good coverage |
| December | 10.7°C | 3.1°C | 31 mm | 4.3 | 9 h 46 | 34 | Good coverage |
| Month | Record high | Record low | Wettest day | Wettest / driest month | Years |
|---|---|---|---|---|---|
| January | 21.4°C5 Jan 2015 | -13.0°C1 Jan 1973 | 99 mm3 Jan 1991 | 109 mm1991 · driest 0 mm in 2000 | 40 |
| February | 24.4°C23 Feb 2016 | -9.0°C3 Feb 1974 | 101 mm12 Feb 2013 | 130 mm2013 · driest 2 mm in 2001 | 41 |
| March | 30.3°C29 Mar 2018 | -9.0°C6 Mar 1980 | 105 mm16 Mar 1992 | 147 mm1992 · driest 0 mm in 2008 | 42 |
| April | 33.0°C27 Apr 2008 | -2.6°C1 Apr 2014 | 38 mm3 Apr 2002 | 102 mm2003 · driest 0 mm in 2001 | 41 |
| May | 37.3°C21 May 2025 | 0.0°C19 May 2010 | 19 mm8 May 1996 | 41 mm1992 · driest 0 mm in 1990 | 46 |
| June | 42.2°C30 Jun 2015 | 12.4°C15 Jun 2011 | 70 mm24 Jun 2010 | 170 mm2010 · driest 0 mm in 2001 | 42 |
| July | 43.0°C6 Jul 1975 | 13.9°C13 Jul 1968 | 70 mm15 Jul 2010 | 120 mm2010 · driest 0 mm in 1994 | 46 |
| August | 42.4°C8 Aug 2024 | 13.9°C27 Aug 1957 | 80 mm26 Aug 1994 | 80 mm1994 · driest 0 mm in 1990 | 47 |
| September | 39.0°C6 Sep 1979 | 10.6°C30 Sep 1955 | 17 mm28 Sep 2024 | 24 mm2024 · driest 0 mm in 2020 | 43 |
| October | 33.4°C3 Oct 2002 | 2.0°C20 Oct 1993 | 49 mm29 Oct 2011 | 106 mm2011 · driest 0 mm in 2005 | 42 |
| November | 26.6°C6 Nov 2012 | -7.2°C25 Nov 2016 | 61 mm21 Nov 2000 | 79 mm1994 · driest 0 mm in 2017 | 43 |
| December | 21.0°C7 Dec 2005 | -11.5°C12 Dec 2003 | 92 mm2 Dec 1999 | 102 mm1999 · driest 0 mm in 2023 | 42 |
| Month | Days 25°C+ | Days 30°C+ | Frost nights | Heavy rain (10 mm+) |
|---|---|---|---|---|
| January | 0 | 0 | 9 | <1 |
| February | 0 | 0 | 5 | <1 |
| March | 1 | <1 | 1 | <1 |
| April | 8 | 1 | <1 | <1 |
| May | 22 | 11 | <1 | <1 |
| June | 25 | 24 | 0 | <1 |
| July | 28 | 28 | 0 | <1 |
| August | 27 | 26 | 0 | 0 |
| September | 26 | 21 | 0 | 0 |
| October | 15 | 3 | 0 | <1 |
| November | <1 | 0 | <1 | 1 |
| December | 0 | 0 | 4 | <1 |
| Month | Dry days reaching 20°C | Wet days | Days with heavy rain | Weeks with 3+ wet days | Typical high by year |
|---|---|---|---|---|---|
| January | <1% | 13% | 3% | 10% | 4.4–11.1°C |
| February | 1% | 18% | 3% | 16% | 8.5–13.9°C |
| March | 26% | 18% | 4% | 21% | 14.7–19.5°C |
| April | 73% | 16% | 3% | 13% | 20.5–26.0°C |
| May | 88% | 11% | <1% | 7% | 26.7–30.7°C |
| June | 98% | 3% | <1% | <1% | 33.0–36.3°C |
| July | 98% | 2% | <1% | 0% | 35.8–38.3°C |
| August | 99% | 1% | <1% | <1% | 34.6–37.1°C |
| September | 99% | 1% | <1% | <1% | 30.6–33.2°C |
| October | 87% | 6% | 1% | 8% | 23.5–26.8°C |
| November | 21% | 15% | 3% | 17% | 14.0–18.4°C |
| December | 1% | 14% | 3% | 12% | 8.8–13.0°C |
A dry day reaching 20°C records under 1 mm of rain. A wet day records at least 1 mm, while a heavy-rain day records at least 10 mm. The weekly figure is the share of seven-day periods containing three or more wet days. The final column shows the middle 80% of average daytime highs recorded for that month in individual years; a wider range means conditions have varied more from one year to another.
The evidence behind this page
Where these figures
come from.
- Place identity
- GeoNames 32900
- NOAA station
- IR000407540 · TEHRAN-MEHRABAD
- Station distance
- 22 km from the place centre
- Climate period
- 1991–2020
- Minimum month coverage
- 17 usable years
- Daylight
- Calculated from latitude 35.52°, mid-month, sunrise to sunset including refraction. Not a station measurement.
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.
Next step
Choose your month.
Then plan the details.
The weather comparison for Golestān is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
How travel partnerships will work