Sinmak weather in September
In September, Sinmak sees average daytime highs of 25°C and overnight lows near 15°C, with 107 mm of rain across 7.4 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.
Highs ease over the month, from about 27°C in the first days to 22°C by the end. The sky is clear or mostly clear about 36% of the time in September, and the air most often feels dry.
Daylight stretches from about 12 h 54 min at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Sinmak's 9th-clearest and 12th-windiest month. For the whole year in context, see Sinmak's year-round climate.
- Daytime high
- 25°
- 4th warmest
- Overnight low
- 15°
- 9th coldest
- Rainfall
- 107 mm
- 7.4 wet days
- Daylight
- 12 h 12 min
- 6:22 AM – 6:37 PM
- Cloud cover
- 55%
- 9th clearest
- Wind
- 8 km/h
- 12th windiest
- Solar energy
- 4.3 kWh/m²
- Travel score
- 7.2
- out of 10
Temperature in September
Highs ease over the month, from about 27°C in the first days to 22°C by the end.
A typical September day in Sinmak reaches about 25°C in the afternoon and slips back to 15°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 28°C. Set against its neighbours, September runs about 4°C cooler than August and about 6°C warmer than October.
| 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) | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 22 | 22 |
| Avg low (°C) | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 27 | 18 |
| 2 | 27 | 18 |
| 3 | 27 | 18 |
| 4 | 26 | 18 |
| 5 | 26 | 18 |
| 6 | 26 | 17 |
| 7 | 26 | 17 |
| 8 | 26 | 17 |
| 9 | 26 | 17 |
| 10 | 26 | 16 |
| 11 | 26 | 16 |
| 12 | 25 | 16 |
| 13 | 25 | 16 |
| 14 | 25 | 16 |
| 15 | 25 | 15 |
| 16 | 25 | 15 |
| 17 | 25 | 15 |
| 18 | 24 | 15 |
| 19 | 24 | 14 |
| 20 | 24 | 14 |
| 21 | 24 | 14 |
| 22 | 24 | 14 |
| 23 | 24 | 13 |
| 24 | 23 | 13 |
| 25 | 23 | 13 |
| 26 | 23 | 13 |
| 27 | 23 | 12 |
| 28 | 23 | 12 |
| 29 | 22 | 12 |
| 30 | 22 | 12 |
How September really feels in Sinmak
Once humidity and wind are folded in, September 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.
September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Sinmak weather by month
How September compares with the rest of the year at a glance. September is the 4th-warmest and 4th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | -0° / -9° | 16 | 3.5 | 3.1 | 9.6 | 0.0 |
| Feb | 3° / -6° | 22 | 4.1 | 2.8 | 10.5 | 0.0 |
| Mar | 9° / -1° | 32 | 5.4 | 1.5 | 11.7 | 2.2 |
| Apr | 17° / 5° | 60 | 7.4 | 0.2 | 13 | 5.6 |
| May | 22° / 11° | 103 | 8.6 | 0 | 14.1 | 7.0 |
| Jun | 26° / 17° | 123 | 10.8 | 0 | 14.6 | 6.4 |
| Jul | 28° / 21° | 308 | 17.1 | 0 | 14.4 | 5.0 |
| Aug | 28° / 21° | 265 | 15.1 | 0 | 13.5 | 5.1 |
| Sep | 25° / 15° | 107 | 7.4 | 0 | 12.3 | 7.2 |
| Oct | 18° / 8° | 46 | 5.6 | 0 | 11 | 6.6 |
| Nov | 9° / 0° | 45 | 7.1 | 0.8 | 9.9 | 2.2 |
| Dec | 2° / -6° | 23 | 5 | 3 | 9.4 | 0.0 |
Cloud cover in September
The sky is clear or mostly clear about 36% of the time in September.
Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 49%. Skies tend to open up as the month goes on.
| 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 (%) | 45 | 46 | 47 | 46 | 47 | 47 | 47 | 46 | 47 | 47 | 48 | 49 | 49 | 50 | 51 | 51 | 52 | 52 | 54 | 54 | 55 | 55 | 56 | 56 | 56 | 56 | 56 | 57 | 57 | 57 |
| Cloudier (%) | 55 | 54 | 53 | 54 | 53 | 53 | 53 | 54 | 53 | 53 | 52 | 51 | 51 | 50 | 49 | 49 | 48 | 48 | 46 | 46 | 45 | 45 | 44 | 44 | 44 | 44 | 44 | 43 | 43 | 43 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 45 | 55 |
| 2 | 46 | 54 |
| 3 | 47 | 53 |
| 4 | 46 | 54 |
| 5 | 47 | 53 |
| 6 | 47 | 53 |
| 7 | 47 | 53 |
| 8 | 46 | 54 |
| 9 | 47 | 53 |
| 10 | 47 | 53 |
| 11 | 48 | 52 |
| 12 | 49 | 51 |
| 13 | 49 | 51 |
| 14 | 50 | 50 |
| 15 | 51 | 49 |
| 16 | 51 | 49 |
| 17 | 52 | 48 |
| 18 | 52 | 48 |
| 19 | 54 | 46 |
| 20 | 54 | 46 |
| 21 | 55 | 45 |
| 22 | 55 | 45 |
| 23 | 56 | 44 |
| 24 | 56 | 44 |
| 25 | 56 | 44 |
| 26 | 56 | 44 |
| 27 | 56 | 44 |
| 28 | 57 | 43 |
| 29 | 57 | 43 |
| 30 | 57 | 43 |
Chance of precipitation in September
Sinmak gets around 107 mm of rain over 7.4 wet days in September. 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 38% on the wettest days. The odds ease toward the end of the month.
| 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 (%) | 38 | 37 | 36 | 35 | 34 | 33 | 32 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 23 | 22 | 21 | 21 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 |
| Rain chance (%) | |
|---|---|
| 1 | 38 |
| 2 | 37 |
| 3 | 36 |
| 4 | 35 |
| 5 | 34 |
| 6 | 33 |
| 7 | 32 |
| 8 | 30 |
| 9 | 29 |
| 10 | 28 |
| 11 | 27 |
| 12 | 26 |
| 13 | 25 |
| 14 | 24 |
| 15 | 23 |
| 16 | 23 |
| 17 | 22 |
| 18 | 21 |
| 19 | 21 |
| 20 | 20 |
| 21 | 20 |
| 22 | 19 |
| 23 | 19 |
| 24 | 19 |
| 25 | 19 |
| 26 | 19 |
| 27 | 19 |
| 28 | 19 |
| 29 | 19 |
| 30 | 19 |
Humidity in September
Most of September feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, September lands in the dry band about 30% of days. Sticky, muggy-or-worse air turns up on roughly 18% 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 (%) | 4 | 5 | 6 | 7 | 8 | 9 | 11 | 12 | 14 | 16 | 18 | 20 | 23 | 25 | 28 | 30 | 32 | 34 | 37 | 39 | 41 | 43 | 46 | 48 | 51 | 53 | 56 | 59 | 62 | 63 |
| Comfortable (%) | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 34 | 35 | 35 | 35 | 34 | 34 | 32 | 31 | 29 | 28 |
| Humid (%) | 33 | 35 | 36 | 37 | 37 | 38 | 38 | 38 | 37 | 36 | 35 | 34 | 32 | 31 | 29 | 27 | 25 | 23 | 22 | 20 | 18 | 16 | 15 | 13 | 12 | 11 | 10 | 9 | 8 | 8 |
| Muggy (%) | 32 | 30 | 28 | 27 | 25 | 24 | 22 | 21 | 20 | 19 | 17 | 16 | 15 | 14 | 13 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 5 | 4 | 3 | 2 | 2 | 1 | 1 | 1 |
| Oppressive (%) | 17 | 16 | 14 | 13 | 12 | 10 | 9 | 7 | 6 | 5 | 4 | 3 | 3 | 2 | 2 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 4 | 14 | 33 | 32 | 17 |
| 2 | 5 | 15 | 35 | 30 | 16 |
| 3 | 6 | 16 | 36 | 28 | 14 |
| 4 | 7 | 17 | 37 | 27 | 13 |
| 5 | 8 | 18 | 37 | 25 | 12 |
| 6 | 9 | 19 | 38 | 24 | 10 |
| 7 | 11 | 20 | 38 | 22 | 9 |
| 8 | 12 | 21 | 38 | 21 | 7 |
| 9 | 14 | 23 | 37 | 20 | 6 |
| 10 | 16 | 24 | 36 | 19 | 5 |
| 11 | 18 | 25 | 35 | 17 | 4 |
| 12 | 20 | 26 | 34 | 16 | 3 |
| 13 | 23 | 27 | 32 | 15 | 3 |
| 14 | 25 | 28 | 31 | 14 | 2 |
| 15 | 28 | 29 | 29 | 13 | 2 |
| 16 | 30 | 30 | 27 | 11 | 1 |
| 17 | 32 | 31 | 25 | 10 | 1 |
| 18 | 34 | 32 | 23 | 9 | 1 |
| 19 | 37 | 33 | 22 | 8 | 1 |
| 20 | 39 | 34 | 20 | 7 | 0 |
| 21 | 41 | 34 | 18 | 6 | 0 |
| 22 | 43 | 35 | 16 | 5 | 0 |
| 23 | 46 | 35 | 15 | 5 | 0 |
| 24 | 48 | 35 | 13 | 4 | 0 |
| 25 | 51 | 34 | 12 | 3 | 0 |
| 26 | 53 | 34 | 11 | 2 | 0 |
| 27 | 56 | 32 | 10 | 2 | 0 |
| 28 | 59 | 31 | 9 | 1 | 0 |
| 29 | 62 | 29 | 8 | 1 | 0 |
| 30 | 63 | 28 | 8 | 1 | 0 |
Wind in September
Winds average 8 km/h in September, the calmest month.
Across September, daily wind ranges from about 8 km/h on the calmest days to 8 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) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| 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 | 8 | calm |
| 2 | 8 | calm |
| 3 | 8 | calm |
| 4 | 8 | calm |
| 5 | 8 | calm |
| 6 | 8 | calm |
| 7 | 8 | calm |
| 8 | 8 | calm |
| 9 | 8 | calm |
| 10 | 8 | calm |
| 11 | 8 | calm |
| 12 | 8 | calm |
| 13 | 8 | calm |
| 14 | 8 | calm |
| 15 | 8 | calm |
| 16 | 8 | calm |
| 17 | 8 | calm |
| 18 | 8 | calm |
| 19 | 8 | calm |
| 20 | 8 | calm |
| 21 | 8 | calm |
| 22 | 8 | calm |
| 23 | 8 | calm |
| 24 | 8 | calm |
| 25 | 8 | calm |
| 26 | 8 | calm |
| 27 | 8 | calm |
| 28 | 8 | calm |
| 29 | 8 | calm |
| 30 | 8 | calm |
Sunrise & sunset in September
Daylight runs from about 12 h 54 min at the start of September to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 78 minutes over September. Sunrise moves from 6:09 AM to 6:35 AM, and sunset from 7:01 PM to 6:14 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) | 12.9 | 12.8 | 12.8 | 12.8 | 12.7 | 12.7 | 12.6 | 12.6 | 12.5 | 12.5 | 12.5 | 12.4 | 12.4 | 12.3 | 12.3 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.0 | 12.0 | 11.9 | 11.9 | 11.9 | 11.8 | 11.8 | 11.7 | 11.7 | 11.6 |
| Sunrise (AM) | 6:09 | 6:09 | 6:10 | 6:11 | 6:12 | 6:13 | 6:14 | 6:15 | 6:16 | 6:17 | 6:18 | 6:18 | 6:19 | 6:20 | 6:21 | 6:22 | 6:23 | 6:24 | 6:25 | 6:26 | 6:27 | 6:27 | 6:28 | 6:29 | 6:30 | 6:31 | 6:32 | 6:33 | 6:34 | 6:35 |
| Sunset (PM) | 7:01 | 6:59 | 6:58 | 6:56 | 6:55 | 6:53 | 6:51 | 6:50 | 6:48 | 6:47 | 6:45 | 6:43 | 6:42 | 6:40 | 6:38 | 6:37 | 6:35 | 6:33 | 6:32 | 6:30 | 6:28 | 6:27 | 6:25 | 6:24 | 6:22 | 6:20 | 6:19 | 6:17 | 6:15 | 6:14 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.9 | 6:09 | 7:01 |
| 2 | 12.8 | 6:09 | 6:59 |
| 3 | 12.8 | 6:10 | 6:58 |
| 4 | 12.8 | 6:11 | 6:56 |
| 5 | 12.7 | 6:12 | 6:55 |
| 6 | 12.7 | 6:13 | 6:53 |
| 7 | 12.6 | 6:14 | 6:51 |
| 8 | 12.6 | 6:15 | 6:50 |
| 9 | 12.5 | 6:16 | 6:48 |
| 10 | 12.5 | 6:17 | 6:47 |
| 11 | 12.5 | 6:18 | 6:45 |
| 12 | 12.4 | 6:18 | 6:43 |
| 13 | 12.4 | 6:19 | 6:42 |
| 14 | 12.3 | 6:20 | 6:40 |
| 15 | 12.3 | 6:21 | 6:38 |
| 16 | 12.2 | 6:22 | 6:37 |
| 17 | 12.2 | 6:23 | 6:35 |
| 18 | 12.2 | 6:24 | 6:33 |
| 19 | 12.1 | 6:25 | 6:32 |
| 20 | 12.1 | 6:26 | 6:30 |
| 21 | 12.0 | 6:27 | 6:28 |
| 22 | 12.0 | 6:27 | 6:27 |
| 23 | 11.9 | 6:28 | 6:25 |
| 24 | 11.9 | 6:29 | 6:24 |
| 25 | 11.9 | 6:30 | 6:22 |
| 26 | 11.8 | 6:31 | 6:20 |
| 27 | 11.8 | 6:32 | 6:19 |
| 28 | 11.7 | 6:33 | 6:17 |
| 29 | 11.7 | 6:34 | 6:15 |
| 30 | 11.6 | 6:35 | 6:14 |
Solar energy in September
Average shortwave solar energy reaching the ground each day in September, about 4.3 kWh/m².
For context, solar energy here swings from a low near 2.25 kWh/m² to a high of 5.76 kWh/m² in May across the year — September's 4.3 kWh/m² falls in the middle.
| 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) | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.1 | 4.1 | 4.1 | 4.0 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 4.3 | Bright |
| 2 | 4.3 | Bright |
| 3 | 4.3 | Bright |
| 4 | 4.3 | Bright |
| 5 | 4.3 | Bright |
| 6 | 4.3 | Bright |
| 7 | 4.3 | Bright |
| 8 | 4.3 | Bright |
| 9 | 4.3 | Bright |
| 10 | 4.3 | Bright |
| 11 | 4.3 | Bright |
| 12 | 4.3 | Bright |
| 13 | 4.3 | Bright |
| 14 | 4.3 | Bright |
| 15 | 4.3 | Bright |
| 16 | 4.3 | Bright |
| 17 | 4.3 | Bright |
| 18 | 4.3 | Bright |
| 19 | 4.3 | Bright |
| 20 | 4.3 | Bright |
| 21 | 4.3 | Bright |
| 22 | 4.2 | Bright |
| 23 | 4.2 | Bright |
| 24 | 4.2 | Bright |
| 25 | 4.2 | Bright |
| 26 | 4.2 | Bright |
| 27 | 4.1 | Bright |
| 28 | 4.1 | Bright |
| 29 | 4.1 | Bright |
| 30 | 4.0 | Bright |
Hazard calendar for Sinmak
None of Sinmak's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Sinmak's rainy season runs July–August, when most of the year's rain falls.
Is September a good time to visit Sinmak?
Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
September is one of the better times to visit Sinmak for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Sinmak in September
From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In September, Sinmak sees daytime highs around 25°C and nights near 15°C. Worth packing: light clothes. About 7 days see rain.
Sea temperature near Sinmak in September
The nearest coast averages about 23°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 68 km away) is warmest in August at about 25°C and coldest in February near 2°C.
It's comfortable for a long swim from Jul 3 to Oct 5 — about 3.1 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 4 | 2 | 5 | 9 | 13 | 18 | 22 | 25 | 23 | 18 | 13 | 8 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Warm | Refreshing | Cool | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 4 | Bracing |
| Feb | 2 | Bracing |
| Mar | 5 | Bracing |
| Apr | 9 | Bracing |
| May | 13 | Bracing |
| Jun | 18 | Cool |
| Jul | 22 | Refreshing |
| Aug | 25 | Warm |
| Sep | 23 | Refreshing |
| Oct | 18 | Cool |
| Nov | 13 | Bracing |
| Dec | 8 | Bracing |
UV index in Sinmak in September
Clear-sky midday UV in September peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Sinmak peaks around August 17 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 4 | 6 | 7 | 7 | 7 | 8 | 7 | 5 | 3 | 2 |
| Level | Low | Moderate | Moderate | High | High | High | High | Very high | Very high | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 3 | Moderate |
| Mar | 4 | Moderate |
| Apr | 6 | High |
| May | 7 | High |
| Jun | 7 | High |
| Jul | 7 | High |
| Aug | 8 | Very high |
| Sep | 7 | Very high |
| Oct | 5 | Moderate |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
Air quality in Sinmak in September
Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.
Air quality in Sinmak is worst in November — around 130 µg/m³ PM2.5 (unhealthy), about 2.3× the cleanest month (July, 58 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) | 122 | 117 | 121 | 95 | 79 | 69 | 58 | 62 | 90 | 115 | 130 | 122 |
| Level | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 122 | Unhealthy |
| Feb | 117 | Unhealthy |
| Mar | 121 | Unhealthy |
| Apr | 95 | Unhealthy |
| May | 79 | Unhealthy |
| Jun | 69 | Unhealthy |
| Jul | 58 | Unhealthy |
| Aug | 62 | Unhealthy |
| Sep | 90 | Unhealthy |
| Oct | 115 | Unhealthy |
| Nov | 130 | Unhealthy |
| Dec | 122 | Unhealthy |
Where is Sinmak?
Sinmak sits at 38.4°N, 126.2°E, 110 m above sea level, in North Korea. The nearest listed city is Pongch’ŏn-ŭp, 33 km away.
Topography around Sinmak
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sinmak.
Within 3 km, the terrain around Sinmak has only modest variations in elevation — a maximum elevation change of 139 m around an average of 129 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 772 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,220 m.
The land around Sinmak is covered by cropland (79%) within 3 km, trees (40%), cropland (39%) and grassland (20%) within 16 km, and trees (41%) and cropland (39%) within 80 km.
North Korea travel facts
- Travel advisory
- Level 4
- Do Not Travel
- Power plugs
- Type C / F
- 220 V · 50 Hz
- Safe drinking water
- 67%
- of population, 2023
- Road deaths
- 24.2
- per 100k/yr, 2019
- Income group
- Low
- World Bank
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 Sinmak (38.4167°, 126.2333°, elevation 110 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).