Sīāhkal weather in June
In June, Sīāhkal sees average daytime highs of 28°C and overnight lows near 19°C, with 66 mm of rain across 7.7 wet days and about 14.5 hours of daylight. It is the 3rd-warmest and 11th-wettest month of the year here.
Highs climb over the month, from about 26°C in the first days to 29°C by the end. The sky is clear or mostly clear about 49% of the time in June, and the air most often feels muggy.
Daylight stretches from about 14 h 24 min at the start of June to 14 h 30 min by month's end. Set against the rest of the year, June is Sīāhkal's 1st-clearest and 6th-windiest month. For the whole year in context, see Sīāhkal's year-round climate.
- Daytime high
- 28°
- 3rd warmest
- Overnight low
- 19°
- 10th coldest
- Rainfall
- 66 mm
- 7.7 wet days
- Daylight
- 14 h 30 min
- 4:55 AM – 7:27 PM
- Cloud cover
- 44%
- 1st clearest
- Wind
- 7 km/h
- 6th windiest
- Solar energy
- 6.29 kWh/m²
- Travel score
- 6.7
- out of 10
Sīāhkal is city in Gilan Province, Iran.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in June
Highs climb over the month, from about 26°C in the first days to 29°C by the end.
A typical June day in Sīāhkal reaches about 28°C in the afternoon and slips back to 19°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 32°C. Set against its neighbours, June runs about 4°C warmer than May and about 2°C cooler than July.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
| Avg low (°C) | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 26 | 17 |
| 2 | 26 | 18 |
| 3 | 26 | 18 |
| 4 | 27 | 18 |
| 5 | 27 | 18 |
| 6 | 27 | 18 |
| 7 | 27 | 18 |
| 8 | 27 | 18 |
| 9 | 27 | 18 |
| 10 | 27 | 19 |
| 11 | 27 | 19 |
| 12 | 28 | 19 |
| 13 | 28 | 19 |
| 14 | 28 | 19 |
| 15 | 28 | 19 |
| 16 | 28 | 19 |
| 17 | 28 | 19 |
| 18 | 28 | 20 |
| 19 | 28 | 20 |
| 20 | 28 | 20 |
| 21 | 28 | 20 |
| 22 | 29 | 20 |
| 23 | 29 | 20 |
| 24 | 29 | 20 |
| 25 | 29 | 20 |
| 26 | 29 | 20 |
| 27 | 29 | 21 |
| 28 | 29 | 21 |
| 29 | 29 | 21 |
| 30 | 29 | 21 |
How June really feels in Sīāhkal
Once humidity and wind are folded in, June averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
June sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Sīāhkal weather by month
How June compares with the rest of the year at a glance. June is the 3rd-warmest and 11th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 12° / 3° | 116 | 11.2 | 1.6 | 9.7 | 3.0 |
| Feb | 12° / 4° | 117 | 11.6 | 2.2 | 10.6 | 3.0 |
| Mar | 15° / 7° | 109 | 13.1 | 0.4 | 11.7 | 4.3 |
| Apr | 19° / 11° | 77 | 10.6 | 0 | 12.9 | 5.9 |
| May | 24° / 15° | 47 | 8.5 | 0 | 14 | 7.0 |
| Jun | 28° / 19° | 66 | 7.7 | 0 | 14.5 | 6.7 |
| Jul | 30° / 22° | 76 | 8.7 | 0 | 14.3 | 5.4 |
| Aug | 30° / 22° | 96 | 10.6 | 0 | 13.4 | 5.2 |
| Sep | 26° / 19° | 169 | 13.8 | 0 | 12.3 | 6.0 |
| Oct | 22° / 14° | 188 | 14.6 | 0 | 11 | 6.0 |
| Nov | 17° / 10° | 178 | 13.2 | 0.3 | 10 | 5.0 |
| Dec | 14° / 6° | 125 | 11.3 | 0.6 | 9.5 | 3.8 |
Cloud cover in June
The sky is clear or mostly clear about 49% of the time in June, the clearest month of the year.
Beyond those clear spells, partly cloudy skies cover about 15% of June, with mostly cloudy or overcast conditions the remaining 36%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 63 | 63 | 63 | 63 | 64 | 64 | 64 | 65 | 65 | 65 | 65 | 65 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 65 | 66 | 65 | 64 | 64 | 63 | 63 | 62 | 62 | 62 |
| Cloudier (%) | 37 | 37 | 37 | 37 | 36 | 36 | 36 | 35 | 35 | 35 | 35 | 35 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 35 | 34 | 35 | 36 | 36 | 37 | 37 | 38 | 38 | 38 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 63 | 37 |
| 2 | 63 | 37 |
| 3 | 63 | 37 |
| 4 | 63 | 37 |
| 5 | 64 | 36 |
| 6 | 64 | 36 |
| 7 | 64 | 36 |
| 8 | 65 | 35 |
| 9 | 65 | 35 |
| 10 | 65 | 35 |
| 11 | 65 | 35 |
| 12 | 65 | 35 |
| 13 | 66 | 34 |
| 14 | 66 | 34 |
| 15 | 66 | 34 |
| 16 | 66 | 34 |
| 17 | 66 | 34 |
| 18 | 66 | 34 |
| 19 | 66 | 34 |
| 20 | 66 | 34 |
| 21 | 65 | 35 |
| 22 | 66 | 34 |
| 23 | 65 | 35 |
| 24 | 64 | 36 |
| 25 | 64 | 36 |
| 26 | 63 | 37 |
| 27 | 63 | 37 |
| 28 | 62 | 38 |
| 29 | 62 | 38 |
| 30 | 62 | 38 |
Chance of precipitation in June
Sīāhkal gets around 66 mm of rain over 7.7 wet days in June. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 25% and peaks near 29% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 25 | 26 | 26 | 27 | 28 | 28 | 28 | 29 | 29 |
| Rain chance (%) | |
|---|---|
| 1 | 25 |
| 2 | 25 |
| 3 | 25 |
| 4 | 25 |
| 5 | 25 |
| 6 | 25 |
| 7 | 25 |
| 8 | 25 |
| 9 | 25 |
| 10 | 25 |
| 11 | 24 |
| 12 | 24 |
| 13 | 23 |
| 14 | 23 |
| 15 | 23 |
| 16 | 23 |
| 17 | 23 |
| 18 | 23 |
| 19 | 24 |
| 20 | 24 |
| 21 | 24 |
| 22 | 25 |
| 23 | 26 |
| 24 | 26 |
| 25 | 27 |
| 26 | 28 |
| 27 | 28 |
| 28 | 28 |
| 29 | 29 |
| 30 | 29 |
Humidity in June
Most of June feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, June lands in the muggy band about 44% of days. Sticky, muggy-or-worse air turns up on roughly 52% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Comfortable (%) | 17 | 16 | 15 | 14 | 14 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 5 | 5 | 4 | 4 | 4 |
| Humid (%) | 42 | 42 | 42 | 42 | 42 | 42 | 43 | 43 | 43 | 43 | 42 | 42 | 41 | 41 | 40 | 40 | 39 | 38 | 37 | 36 | 36 | 35 | 34 | 33 | 32 | 32 | 31 | 30 | 29 | 28 |
| Muggy (%) | 37 | 38 | 39 | 39 | 40 | 40 | 40 | 40 | 40 | 40 | 41 | 41 | 42 | 42 | 43 | 44 | 44 | 45 | 45 | 46 | 47 | 47 | 48 | 48 | 49 | 49 | 50 | 51 | 52 | 52 |
| Oppressive (%) | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 8 | 8 | 9 | 10 | 10 | 11 | 12 | 13 | 13 | 14 | 15 | 15 | 16 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 1 | 17 | 42 | 37 | 3 |
| 2 | 1 | 16 | 42 | 38 | 3 |
| 3 | 1 | 15 | 42 | 39 | 3 |
| 4 | 1 | 14 | 42 | 39 | 3 |
| 5 | 1 | 14 | 42 | 40 | 3 |
| 6 | 1 | 13 | 42 | 40 | 3 |
| 7 | 1 | 12 | 43 | 40 | 4 |
| 8 | 1 | 12 | 43 | 40 | 4 |
| 9 | 1 | 12 | 43 | 40 | 4 |
| 10 | 1 | 11 | 43 | 40 | 4 |
| 11 | 1 | 11 | 42 | 41 | 5 |
| 12 | 1 | 11 | 42 | 41 | 5 |
| 13 | 1 | 10 | 41 | 42 | 5 |
| 14 | 1 | 10 | 41 | 42 | 6 |
| 15 | 1 | 10 | 40 | 43 | 6 |
| 16 | 1 | 9 | 40 | 44 | 6 |
| 17 | 1 | 9 | 39 | 44 | 7 |
| 18 | 1 | 9 | 38 | 45 | 8 |
| 19 | 1 | 8 | 37 | 45 | 8 |
| 20 | 1 | 8 | 36 | 46 | 9 |
| 21 | 1 | 7 | 36 | 47 | 10 |
| 22 | 1 | 7 | 35 | 47 | 10 |
| 23 | 0 | 7 | 34 | 48 | 11 |
| 24 | 0 | 6 | 33 | 48 | 12 |
| 25 | 0 | 6 | 32 | 49 | 13 |
| 26 | 0 | 5 | 32 | 49 | 13 |
| 27 | 0 | 5 | 31 | 50 | 14 |
| 28 | 0 | 4 | 30 | 51 | 15 |
| 29 | 0 | 4 | 29 | 52 | 15 |
| 30 | 0 | 4 | 28 | 52 | 16 |
Wind in June
Winds average 7 km/h in June.
Across June, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 7 | calm |
| 2 | 7 | calm |
| 3 | 7 | calm |
| 4 | 7 | calm |
| 5 | 7 | calm |
| 6 | 7 | calm |
| 7 | 7 | calm |
| 8 | 7 | calm |
| 9 | 7 | calm |
| 10 | 7 | calm |
| 11 | 7 | calm |
| 12 | 7 | calm |
| 13 | 7 | calm |
| 14 | 7 | calm |
| 15 | 7 | calm |
| 16 | 7 | calm |
| 17 | 7 | calm |
| 18 | 7 | calm |
| 19 | 7 | calm |
| 20 | 7 | calm |
| 21 | 7 | calm |
| 22 | 7 | calm |
| 23 | 7 | calm |
| 24 | 7 | calm |
| 25 | 7 | calm |
| 26 | 7 | calm |
| 27 | 7 | calm |
| 28 | 7 | calm |
| 29 | 7 | calm |
| 30 | 7 | calm |
Sunrise & sunset in June
Daylight runs from about 14 h 24 min at the start of June to 14 h 30 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 6 minutes over June. Sunrise moves from 4:57 AM to 4:58 AM, and sunset from 7:19 PM to 7:30 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.5 | 14.5 | 14.5 | 14.5 | 14.5 | 14.5 | 14.5 | 14.5 | 14.5 | 14.5 | 14.5 | 14.5 | 14.6 | 14.6 | 14.6 | 14.6 | 14.6 | 14.6 | 14.6 | 14.6 | 14.5 | 14.5 | 14.5 | 14.5 |
| Sunrise (AM) | 4:57 | 4:57 | 4:57 | 4:56 | 4:56 | 4:56 | 4:55 | 4:55 | 4:55 | 4:55 | 4:55 | 4:55 | 4:55 | 4:55 | 4:55 | 4:55 | 4:55 | 4:55 | 4:55 | 4:55 | 4:55 | 4:55 | 4:56 | 4:56 | 4:56 | 4:56 | 4:57 | 4:57 | 4:57 | 4:58 |
| Sunset (PM) | 7:19 | 7:19 | 7:20 | 7:21 | 7:21 | 7:22 | 7:23 | 7:23 | 7:24 | 7:24 | 7:25 | 7:25 | 7:26 | 7:26 | 7:27 | 7:27 | 7:27 | 7:28 | 7:28 | 7:28 | 7:28 | 7:29 | 7:29 | 7:29 | 7:29 | 7:29 | 7:30 | 7:30 | 7:30 | 7:30 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 14.4 | 4:57 | 7:19 |
| 2 | 14.4 | 4:57 | 7:19 |
| 3 | 14.4 | 4:57 | 7:20 |
| 4 | 14.4 | 4:56 | 7:21 |
| 5 | 14.4 | 4:56 | 7:21 |
| 6 | 14.4 | 4:56 | 7:22 |
| 7 | 14.5 | 4:55 | 7:23 |
| 8 | 14.5 | 4:55 | 7:23 |
| 9 | 14.5 | 4:55 | 7:24 |
| 10 | 14.5 | 4:55 | 7:24 |
| 11 | 14.5 | 4:55 | 7:25 |
| 12 | 14.5 | 4:55 | 7:25 |
| 13 | 14.5 | 4:55 | 7:26 |
| 14 | 14.5 | 4:55 | 7:26 |
| 15 | 14.5 | 4:55 | 7:27 |
| 16 | 14.5 | 4:55 | 7:27 |
| 17 | 14.5 | 4:55 | 7:27 |
| 18 | 14.5 | 4:55 | 7:28 |
| 19 | 14.6 | 4:55 | 7:28 |
| 20 | 14.6 | 4:55 | 7:28 |
| 21 | 14.6 | 4:55 | 7:28 |
| 22 | 14.6 | 4:55 | 7:29 |
| 23 | 14.6 | 4:56 | 7:29 |
| 24 | 14.6 | 4:56 | 7:29 |
| 25 | 14.6 | 4:56 | 7:29 |
| 26 | 14.6 | 4:56 | 7:29 |
| 27 | 14.5 | 4:57 | 7:30 |
| 28 | 14.5 | 4:57 | 7:30 |
| 29 | 14.5 | 4:57 | 7:30 |
| 30 | 14.5 | 4:58 | 7:30 |
Solar energy in June
Average shortwave solar energy reaching the ground each day in June, about 6.29 kWh/m² — the sunniest month for solar.
For context, solar energy here swings from a low near 2.07 kWh/m² to a high of 6.29 kWh/m² in June across the year — June's 6.29 kWh/m² sits near the top of that range.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.1 | 6.1 | 6.1 | 6.1 |
| Level | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 6.3 | Intense |
| 2 | 6.3 | Intense |
| 3 | 6.3 | Intense |
| 4 | 6.3 | Intense |
| 5 | 6.3 | Intense |
| 6 | 6.3 | Intense |
| 7 | 6.3 | Intense |
| 8 | 6.3 | Intense |
| 9 | 6.3 | Intense |
| 10 | 6.3 | Intense |
| 11 | 6.3 | Intense |
| 12 | 6.3 | Intense |
| 13 | 6.3 | Intense |
| 14 | 6.3 | Intense |
| 15 | 6.3 | Intense |
| 16 | 6.3 | Intense |
| 17 | 6.3 | Intense |
| 18 | 6.3 | Intense |
| 19 | 6.3 | Intense |
| 20 | 6.3 | Intense |
| 21 | 6.3 | Intense |
| 22 | 6.2 | Intense |
| 23 | 6.2 | Intense |
| 24 | 6.2 | Intense |
| 25 | 6.2 | Intense |
| 26 | 6.2 | Intense |
| 27 | 6.1 | Intense |
| 28 | 6.1 | Intense |
| 29 | 6.1 | Intense |
| 30 | 6.1 | Intense |
Is June a good time to visit Sīāhkal?
Our two travel scores rate June for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
June is a reasonable time to visit Sīāhkal for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Sīāhkal in June
From June's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In June, Sīāhkal sees daytime highs around 28°C and nights near 19°C. Pack light clothes and sun protection. About 8 days see rain.
Sea temperature near Sīāhkal in June
The nearest coast averages about 24°C in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 33 km away) is warmest in August at about 28°C and coldest in February near 10°C.
It's comfortable for a long swim from May 24 to Nov 4 — about 5.4 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 12 | 10 | 11 | 13 | 19 | 24 | 27 | 28 | 26 | 23 | 19 | 15 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Warm | Warm | Warm | Warm | Refreshing | Cool | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 12 | Bracing |
| Feb | 10 | Bracing |
| Mar | 11 | Bracing |
| Apr | 13 | Bracing |
| May | 19 | Cool |
| Jun | 24 | Warm |
| Jul | 27 | Warm |
| Aug | 28 | Warm |
| Sep | 26 | Warm |
| Oct | 23 | Refreshing |
| Nov | 19 | Cool |
| Dec | 15 | Bracing |
UV index in Sīāhkal in June
Clear-sky midday UV in June peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Sīāhkal peaks around July 17 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 4 | 4 | 6 | 8 | 8 | 9 | 8 | 6 | 5 | 3 | 2 |
| Level | Moderate | Moderate | Moderate | High | Very high | Very high | Very high | Very high | High | Moderate | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 4 | Moderate |
| Mar | 4 | Moderate |
| Apr | 6 | High |
| May | 8 | Very high |
| Jun | 8 | Very high |
| Jul | 9 | Very high |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 5 | Moderate |
| Nov | 3 | Moderate |
| Dec | 2 | Moderate |
Air quality in Sīāhkal in June
Average fine-particle pollution (PM2.5) through the year — so you can see where June falls, not just the annual average.
Air quality in Sīāhkal is worst in March — around 27 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (July, 14 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 21 | 21 | 27 | 23 | 21 | 17 | 14 | 20 | 25 | 23 | 21 | 20 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 21 | Moderate |
| Feb | 21 | Moderate |
| Mar | 27 | Moderate |
| Apr | 23 | Moderate |
| May | 21 | Moderate |
| Jun | 17 | Moderate |
| Jul | 14 | Moderate |
| Aug | 20 | Moderate |
| Sep | 25 | Moderate |
| Oct | 23 | Moderate |
| Nov | 21 | Moderate |
| Dec | 20 | Moderate |
Where is Sīāhkal?
Sīāhkal sits at 37.2°N, 49.9°E, 47 m above sea level, in Iran. The nearest listed city is Lāhījān, 13 km away.
Topography around Sīāhkal
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sīāhkal.
Within 3 km, the terrain around Sīāhkal has only modest variations in elevation — a maximum elevation change of 148 m around an average of 44 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,255 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,710 m.
The land around Sīāhkal is covered by trees (40%) and cropland (39%) within 3 km, trees (56%) and cropland (34%) within 16 km, and water (35%), trees (25%) and grassland (25%) within 80 km.
Iran travel facts
- Travel advisory
- Level 4
- Do Not Travel
- Power plugs
- Type C / F
- 220 V · 50 Hz
- Prices
- ≈ 352% of US
- price level, 2025
- GDP per capita
- $3,924
- 2025
- Happiness
- 5.2 / 10
- World Happiness, 2025
- Safe drinking water
- 94%
- of population, 2024
- Homicide rate
- 2.4
- per 100k, 2014
- Road deaths
- 21.5
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 492
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Sīāhkal (37.1533°, 49.8714°, elevation 47 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).