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Best Time to Visit Iran
Climate based on Tehran • 2015–2024
The best overall time to visit Iran is May (excellent, score 94/100). The single best 14-day window: May 4 – May 17. Avoid January if you can — it scores lowest at 43/100.
Year-at-a-glance heatmap
Each cell shows a daily "visit suitability" score combining comfort (temperature), dryness (rainfall), and sunshine. Hover for details.
1
5
10
15
20
25
30
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Less suitable
More suitable
Best 14-day travel windows
Top pick
May 4 – May 17
14-day window • Score 97/100
Alternative 1
Sep 25 – Oct 8
14-day window • Score 97/100
Alternative 2
Oct 9 – Oct 22
14-day window • Score 92/100
Month-by-month breakdown
January
Poor43/100
- 9°C / -0°C
- 41mm total
- 8.5h sun/day
February
Poor44/100
- 11°C / 1°C
- 47mm total
- 8.8h sun/day
March
Fair52/100
- 17°C / 6°C
- 57mm total
- 9.6h sun/day
April
Excellent78/100
- 23°C / 11°C
- 38mm total
- 10.8h sun/day
May
Excellent94/100
- 29°C / 17°C
- 18mm total
- 12.0h sun/day
June
Good73/100
- 36°C / 23°C
- 1mm total
- 12.9h sun/day
July
Good61/100
- 38°C / 26°C
- 1mm total
- 12.8h sun/day
August
Good68/100
- 36°C / 24°C
- 0mm total
- 12.7h sun/day
September
Excellent86/100
- 32°C / 21°C
- 3mm total
- 11.3h sun/day
October
Excellent89/100
- 24°C / 14°C
- 21mm total
- 10.2h sun/day
November
Fair52/100
- 16°C / 6°C
- 40mm total
- 8.4h sun/day
December
Poor43/100
- 11°C / 1°C
- 39mm total
- 7.9h sun/day
Plan your trip to Iran
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