Haenam weather in May
In May, Haenam sees average daytime highs of 18°C and overnight lows near 15°C, with 104 mm of rain across 7.6 wet days and about 13.8 hours of daylight. It is the 6th-warmest and 5th-wettest month of the year here.
Highs climb over the month, from about 17°C in the first days to 20°C by the end. The sky is clear or mostly clear about 36% of the time in May, and the air most often feels dry.
Daylight stretches from about 13 h 24 min at the start of May to 14 h 06 min by month's end. Set against the rest of the year, May is Haenam's 6th-clearest and 8th-windiest month. For the whole year in context, see Haenam's year-round climate.
- Daytime high
- 18°
- 6th warmest
- Overnight low
- 15°
- 7th coldest
- Rainfall
- 104 mm
- 7.6 wet days
- Daylight
- 13 h 48 min
- 5:36 AM – 7:24 PM
- Cloud cover
- 57%
- 6th clearest
- Wind
- 15 km/h
- 8th windiest
- Solar energy
- 5.85 kWh/m²
- Travel score
- 6.2
- out of 10
Temperature in May
Highs climb over the month, from about 17°C in the first days to 20°C by the end.
A typical May day in Haenam reaches about 18°C in the afternoon and slips back to 15°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 20°C. Set against its neighbours, May runs about 4°C warmer than April and about 4°C cooler than June.
| 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 20 |
| Avg low (°C) | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 16 | 13 |
| 2 | 17 | 13 |
| 3 | 17 | 13 |
| 4 | 17 | 13 |
| 5 | 17 | 14 |
| 6 | 17 | 14 |
| 7 | 17 | 14 |
| 8 | 17 | 14 |
| 9 | 17 | 14 |
| 10 | 18 | 14 |
| 11 | 18 | 14 |
| 12 | 18 | 14 |
| 13 | 18 | 15 |
| 14 | 18 | 15 |
| 15 | 18 | 15 |
| 16 | 18 | 15 |
| 17 | 18 | 15 |
| 18 | 18 | 15 |
| 19 | 19 | 15 |
| 20 | 19 | 16 |
| 21 | 19 | 16 |
| 22 | 19 | 16 |
| 23 | 19 | 16 |
| 24 | 19 | 16 |
| 25 | 19 | 16 |
| 26 | 19 | 16 |
| 27 | 20 | 16 |
| 28 | 20 | 17 |
| 29 | 20 | 17 |
| 30 | 20 | 17 |
| 31 | 20 | 17 |
How May really feels in Haenam
Once humidity and wind are folded in, May 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.
May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Haenam weather by month
How May compares with the rest of the year at a glance. May is the 6th-warmest and 5th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 6° / 2° | 37 | 6.7 | 2.5 | 9.9 | 0.4 |
| Feb | 7° / 3° | 42 | 6.2 | 1.5 | 10.7 | 0.9 |
| Mar | 10° / 6° | 73 | 7.5 | 0.4 | 11.7 | 2.4 |
| Apr | 14° / 10° | 94 | 7.9 | 0 | 12.8 | 4.4 |
| May | 18° / 15° | 104 | 7.6 | 0 | 13.8 | 6.2 |
| Jun | 22° / 19° | 172 | 9.6 | 0 | 14.3 | 6.4 |
| Jul | 26° / 23° | 223 | 12.3 | 0 | 14.1 | 6.2 |
| Aug | 27° / 25° | 182 | 11.6 | 0 | 13.3 | 6.3 |
| Sep | 24° / 21° | 140 | 8.5 | 0 | 12.2 | 7.1 |
| Oct | 20° / 16° | 57 | 4.7 | 0 | 11.1 | 7.2 |
| Nov | 14° / 10° | 50 | 6.6 | 0 | 10.2 | 4.5 |
| Dec | 8° / 4° | 37 | 6.4 | 1.3 | 9.7 | 1.7 |
Cloud cover in May
The sky is clear or mostly clear about 36% of the time in May.
Beyond those clear spells, partly cloudy skies cover about 11% of May, with mostly cloudy or overcast conditions the remaining 53%.
| 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 50 | 50 | 49 | 48 | 47 | 47 | 46 | 46 | 45 | 45 | 44 | 44 | 44 | 45 | 45 | 45 | 44 | 44 | 46 | 46 | 46 | 46 | 47 | 47 | 47 | 49 | 48 | 49 | 49 | 50 | 49 |
| Cloudier (%) | 50 | 50 | 51 | 52 | 53 | 53 | 54 | 54 | 55 | 55 | 56 | 56 | 56 | 55 | 55 | 55 | 56 | 56 | 54 | 54 | 54 | 54 | 53 | 53 | 53 | 51 | 52 | 51 | 51 | 50 | 51 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 50 | 50 |
| 2 | 50 | 50 |
| 3 | 49 | 51 |
| 4 | 48 | 52 |
| 5 | 47 | 53 |
| 6 | 47 | 53 |
| 7 | 46 | 54 |
| 8 | 46 | 54 |
| 9 | 45 | 55 |
| 10 | 45 | 55 |
| 11 | 44 | 56 |
| 12 | 44 | 56 |
| 13 | 44 | 56 |
| 14 | 45 | 55 |
| 15 | 45 | 55 |
| 16 | 45 | 55 |
| 17 | 44 | 56 |
| 18 | 44 | 56 |
| 19 | 46 | 54 |
| 20 | 46 | 54 |
| 21 | 46 | 54 |
| 22 | 46 | 54 |
| 23 | 47 | 53 |
| 24 | 47 | 53 |
| 25 | 47 | 53 |
| 26 | 49 | 51 |
| 27 | 48 | 52 |
| 28 | 49 | 51 |
| 29 | 49 | 51 |
| 30 | 50 | 50 |
| 31 | 49 | 51 |
Chance of precipitation in May
Haenam gets around 104 mm of rain over 7.6 wet days in May. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 24% and peaks near 26% 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 22 | 22 | 22 | 21 | 21 | 21 | 21 |
| Rain chance (%) | |
|---|---|
| 1 | 25 |
| 2 | 25 |
| 3 | 26 |
| 4 | 26 |
| 5 | 26 |
| 6 | 26 |
| 7 | 26 |
| 8 | 26 |
| 9 | 26 |
| 10 | 26 |
| 11 | 26 |
| 12 | 26 |
| 13 | 26 |
| 14 | 26 |
| 15 | 26 |
| 16 | 26 |
| 17 | 25 |
| 18 | 25 |
| 19 | 25 |
| 20 | 25 |
| 21 | 24 |
| 22 | 24 |
| 23 | 23 |
| 24 | 23 |
| 25 | 22 |
| 26 | 22 |
| 27 | 22 |
| 28 | 21 |
| 29 | 21 |
| 30 | 21 |
| 31 | 21 |
Humidity in May
Most of May feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, May lands in the dry band about 41% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 70 | 69 | 67 | 65 | 64 | 62 | 60 | 59 | 57 | 55 | 54 | 51 | 49 | 47 | 45 | 42 | 39 | 37 | 34 | 32 | 30 | 27 | 25 | 23 | 21 | 19 | 17 | 15 | 14 | 12 | 11 |
| Comfortable (%) | 25 | 26 | 28 | 29 | 30 | 32 | 33 | 34 | 36 | 37 | 38 | 40 | 41 | 42 | 44 | 45 | 46 | 47 | 47 | 48 | 48 | 49 | 48 | 48 | 47 | 46 | 45 | 44 | 42 | 40 | 38 |
| Humid (%) | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 10 | 11 | 13 | 14 | 16 | 18 | 20 | 21 | 24 | 26 | 28 | 31 | 34 | 36 | 39 | 42 | 45 | 48 |
| Muggy (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 4 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | |
|---|---|---|---|---|
| 1 | 70 | 25 | 5 | 0 |
| 2 | 69 | 26 | 5 | 0 |
| 3 | 67 | 28 | 5 | 0 |
| 4 | 65 | 29 | 6 | 0 |
| 5 | 64 | 30 | 6 | 0 |
| 6 | 62 | 32 | 6 | 0 |
| 7 | 60 | 33 | 7 | 0 |
| 8 | 59 | 34 | 7 | 0 |
| 9 | 57 | 36 | 7 | 0 |
| 10 | 55 | 37 | 8 | 0 |
| 11 | 54 | 38 | 8 | 0 |
| 12 | 51 | 40 | 9 | 0 |
| 13 | 49 | 41 | 9 | 0 |
| 14 | 47 | 42 | 10 | 0 |
| 15 | 45 | 44 | 11 | 0 |
| 16 | 42 | 45 | 13 | 0 |
| 17 | 39 | 46 | 14 | 0 |
| 18 | 37 | 47 | 16 | 0 |
| 19 | 34 | 47 | 18 | 1 |
| 20 | 32 | 48 | 20 | 1 |
| 21 | 30 | 48 | 21 | 1 |
| 22 | 27 | 49 | 24 | 1 |
| 23 | 25 | 48 | 26 | 1 |
| 24 | 23 | 48 | 28 | 1 |
| 25 | 21 | 47 | 31 | 1 |
| 26 | 19 | 46 | 34 | 1 |
| 27 | 17 | 45 | 36 | 1 |
| 28 | 15 | 44 | 39 | 2 |
| 29 | 14 | 42 | 42 | 2 |
| 30 | 12 | 40 | 45 | 3 |
| 31 | 11 | 38 | 48 | 4 |
Wind in May
Winds average 15 km/h in May.
Across May, daily wind ranges from about 13 km/h on the calmest days to 16 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 16 | light breeze |
| 2 | 16 | light breeze |
| 3 | 16 | light breeze |
| 4 | 16 | light breeze |
| 5 | 16 | light breeze |
| 6 | 16 | light breeze |
| 7 | 16 | light breeze |
| 8 | 16 | light breeze |
| 9 | 16 | light breeze |
| 10 | 16 | light breeze |
| 11 | 16 | light breeze |
| 12 | 16 | light breeze |
| 13 | 15 | light breeze |
| 14 | 15 | light breeze |
| 15 | 15 | light breeze |
| 16 | 15 | light breeze |
| 17 | 15 | light breeze |
| 18 | 15 | light breeze |
| 19 | 15 | light breeze |
| 20 | 15 | light breeze |
| 21 | 15 | light breeze |
| 22 | 14 | light breeze |
| 23 | 14 | light breeze |
| 24 | 14 | light breeze |
| 25 | 14 | light breeze |
| 26 | 14 | light breeze |
| 27 | 14 | light breeze |
| 28 | 14 | light breeze |
| 29 | 14 | light breeze |
| 30 | 13 | light breeze |
| 31 | 13 | light breeze |
Sunrise & sunset in May
Daylight runs from about 13 h 24 min at the start of May to 14 h 06 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 42 minutes over May. Sunrise moves from 5:50 AM to 5:27 AM, and sunset from 7:12 PM to 7:35 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 13.4 | 13.4 | 13.4 | 13.5 | 13.5 | 13.5 | 13.6 | 13.6 | 13.6 | 13.6 | 13.7 | 13.7 | 13.7 | 13.7 | 13.8 | 13.8 | 13.8 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.1 | 14.1 | 14.1 | 14.1 |
| Sunrise (AM) | 5:50 | 5:49 | 5:48 | 5:47 | 5:46 | 5:45 | 5:44 | 5:43 | 5:42 | 5:41 | 5:40 | 5:39 | 5:38 | 5:37 | 5:37 | 5:36 | 5:35 | 5:34 | 5:34 | 5:33 | 5:32 | 5:32 | 5:31 | 5:31 | 5:30 | 5:30 | 5:29 | 5:29 | 5:28 | 5:28 | 5:27 |
| Sunset (PM) | 7:12 | 7:13 | 7:13 | 7:14 | 7:15 | 7:16 | 7:17 | 7:18 | 7:18 | 7:19 | 7:20 | 7:21 | 7:22 | 7:22 | 7:23 | 7:24 | 7:25 | 7:25 | 7:26 | 7:27 | 7:28 | 7:28 | 7:29 | 7:30 | 7:31 | 7:31 | 7:32 | 7:33 | 7:33 | 7:34 | 7:35 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.4 | 5:50 | 7:12 |
| 2 | 13.4 | 5:49 | 7:13 |
| 3 | 13.4 | 5:48 | 7:13 |
| 4 | 13.5 | 5:47 | 7:14 |
| 5 | 13.5 | 5:46 | 7:15 |
| 6 | 13.5 | 5:45 | 7:16 |
| 7 | 13.6 | 5:44 | 7:17 |
| 8 | 13.6 | 5:43 | 7:18 |
| 9 | 13.6 | 5:42 | 7:18 |
| 10 | 13.6 | 5:41 | 7:19 |
| 11 | 13.7 | 5:40 | 7:20 |
| 12 | 13.7 | 5:39 | 7:21 |
| 13 | 13.7 | 5:38 | 7:22 |
| 14 | 13.7 | 5:37 | 7:22 |
| 15 | 13.8 | 5:37 | 7:23 |
| 16 | 13.8 | 5:36 | 7:24 |
| 17 | 13.8 | 5:35 | 7:25 |
| 18 | 13.9 | 5:34 | 7:25 |
| 19 | 13.9 | 5:34 | 7:26 |
| 20 | 13.9 | 5:33 | 7:27 |
| 21 | 13.9 | 5:32 | 7:28 |
| 22 | 13.9 | 5:32 | 7:28 |
| 23 | 14.0 | 5:31 | 7:29 |
| 24 | 14.0 | 5:31 | 7:30 |
| 25 | 14.0 | 5:30 | 7:31 |
| 26 | 14.0 | 5:30 | 7:31 |
| 27 | 14.0 | 5:29 | 7:32 |
| 28 | 14.1 | 5:29 | 7:33 |
| 29 | 14.1 | 5:28 | 7:33 |
| 30 | 14.1 | 5:28 | 7:34 |
| 31 | 14.1 | 5:27 | 7:35 |
Solar energy in May
Average shortwave solar energy reaching the ground each day in May, about 5.85 kWh/m² — the sunniest month for solar.
For context, solar energy here swings from a low near 2.24 kWh/m² to a high of 5.85 kWh/m² in May across the year — May's 5.85 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.8 | 5.8 | 5.8 | 5.8 | 5.8 | 5.8 | 5.9 | 5.9 | 5.9 | 5.9 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 |
| 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 | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.7 | Bright |
| 2 | 5.7 | Bright |
| 3 | 5.7 | Bright |
| 4 | 5.7 | Bright |
| 5 | 5.7 | Bright |
| 6 | 5.7 | Bright |
| 7 | 5.7 | Bright |
| 8 | 5.7 | Bright |
| 9 | 5.7 | Bright |
| 10 | 5.7 | Bright |
| 11 | 5.7 | Bright |
| 12 | 5.8 | Bright |
| 13 | 5.8 | Bright |
| 14 | 5.8 | Bright |
| 15 | 5.8 | Bright |
| 16 | 5.8 | Bright |
| 17 | 5.8 | Bright |
| 18 | 5.9 | Bright |
| 19 | 5.9 | Bright |
| 20 | 5.9 | Bright |
| 21 | 5.9 | Bright |
| 22 | 6.0 | Bright |
| 23 | 6.0 | Bright |
| 24 | 6.0 | Bright |
| 25 | 6.0 | Bright |
| 26 | 6.0 | Intense |
| 27 | 6.0 | Intense |
| 28 | 6.0 | Intense |
| 29 | 6.0 | Intense |
| 30 | 6.0 | Intense |
| 31 | 6.0 | Intense |
Hazard calendar for Haenam
In May, Haenam sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.
Haenam sits in the Pacific typhoon belt; the season peaks July–October.
Haenam's rainy season runs May–September, when most of the year's rain falls.
Is May a good time to visit Haenam?
Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
May is a reasonable time to visit Haenam for sightseeing.
What to pack for Haenam in May
From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In May, Haenam sees daytime highs around 18°C and nights near 15°C. Worth packing: sun protection. About 8 days see rain.
Sea temperature near Haenam in May
The nearest coast averages about 15°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 30 km away) is warmest in August at about 25°C and coldest in March near 11°C.
It's comfortable for a long swim from Jun 28 to Oct 14 — about 3.6 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 12 | 11 | 11 | 12 | 15 | 18 | 22 | 25 | 23 | 20 | 16 | 14 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Warm | Refreshing | Cool | Cool | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 12 | Bracing |
| Feb | 11 | Bracing |
| Mar | 11 | Bracing |
| Apr | 12 | Bracing |
| May | 15 | Bracing |
| Jun | 18 | Cool |
| Jul | 22 | Refreshing |
| Aug | 25 | Warm |
| Sep | 23 | Refreshing |
| Oct | 20 | Cool |
| Nov | 16 | Cool |
| Dec | 14 | Bracing |
UV index in Haenam in May
Clear-sky midday UV in May peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Haenam peaks around August 14 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 3 | 4 | 6 | 7 | 8 | 8 | 8 | 9 | 8 | 6 | 4 | 2 |
| Level | Moderate | Moderate | High | High | Very high | Very high | Very high | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 4 | Moderate |
| Mar | 6 | High |
| Apr | 7 | High |
| May | 8 | Very high |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 9 | Very high |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 4 | Moderate |
| Dec | 2 | Moderate |
Air quality in Haenam in May
Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.
Air quality in Haenam is worst in March — around 43 µg/m³ PM2.5 (poor), about 2.4× the cleanest month (July, 18 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) | 31 | 36 | 43 | 37 | 30 | 25 | 18 | 18 | 22 | 24 | 27 | 26 |
| Level | Moderate | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 31 | Moderate |
| Feb | 36 | Poor |
| Mar | 43 | Poor |
| Apr | 37 | Poor |
| May | 30 | Moderate |
| Jun | 25 | Moderate |
| Jul | 18 | Moderate |
| Aug | 18 | Moderate |
| Sep | 22 | Moderate |
| Oct | 24 | Moderate |
| Nov | 27 | Moderate |
| Dec | 26 | Moderate |
Where is Haenam?
Haenam sits at 34.6°N, 126.6°E, 39 m above sea level, in South Korea. The nearest listed city is Yeongam, 27 km away.
Topography around Haenam
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Haenam.
Within 3 km, the terrain around Haenam has significant variations in elevation — a maximum elevation change of 462 m around an average of 123 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 666 m; within 80 km, large variations in elevation — a maximum elevation change of 1,172 m.
The land around Haenam is covered by trees (59%) and cropland (24%) within 3 km, trees (48%) and cropland (40%) within 16 km, and water (57%) and trees (27%) within 80 km.
South Korea travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / F
- 220 V · 60 Hz
- Prices
- ≈ 57% of US
- price level, 2025
- GDP per capita
- $36,227
- 2025
- Happiness
- 6.0 / 10
- World Happiness, 2025
- Safe drinking water
- 99%
- of population, 2024
- Homicide rate
- 0.5
- per 100k, 2023
- Road deaths
- 8.6
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Moderate
- EF EPI 522
- 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 Haenam (34.5711°, 126.5989°, elevation 39 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).