P1Pogoda 1RU
Bunny — Clear

Weather in Koyan today, September 12

Updated 11.09 at 23:30
+18°
Clear
feels like +18°
2.1 m/s, N87%766 mmHg06:1018:49🌙 0%

Weather in Koyan now: +18°, clear, wind 2.1 m/s, humidity 87%. Accurate forecast for today, tomorrow, 3 days and 2 weeks — temperature, precipitation, pressure and wind.

NowTomorrow3 daysWeek2 weeksMonth🗄 Archive📒 Diary🎣 Fishing🌊 Water t°
Clear. Now +18°, feels like +18°, wind 2.1 m/s, N.

Weather in Koyan now

+18°
Feels like
2.1 m/s
Wind, N
87%
Humidity
0
UV index
766
Pressure, mmHg
no precip
Precip, mm
06:10
Sunrise
18:49
Sunset · day 12h 39m
Share:fFacebookXX (Twitter)TGTelegram

Hourly forecast for today in Koyan

+17°+17°+16°+16°+16°+17°+17°+17°+18°+20°+21°+22°+22°+23°+22°+22°+22°+22°+22°+21°+20°+20°+19°+19°🌅06:10🌇18:49
00:00
+17°
01:00
+17°
02:00
+16°
03:00
+16°
04:00
+16°
05:00
+17°
06:00
+17°
🌅 sunrise
07:00
+17°
08:00
+18°
09:00
+20°
10:00
+21°
11:00
+22°
12:00
+22°
13:00
+23°
14:00
+22°
15:00
+22°
16:00
+22°
17:00
+22°
18:00
+22°
🌇 sunset
19:00
+21°
20:00
+20°
21:00
+20°
22:00
+19°
23:00
+19°
swipe

Weather forecast in Koyan today 📅

Saturday
September 12
+17°+23°
🌬 2 m/s · UV 7
Sunday
September 13
+17°+24°
🌬 2 m/s · UV 7
Monday
September 14
+14°+25°
🌬 4 m/s · UV 7

Weekend weather in Koyan

Saturday, September 12 · +23° / +17° · Partly cloudy
Sunday, September 13 · +24° / +17° · Fog

Weather for the weather-sensitive

766
Pressure, mmHg · 6 above norm
2.1 m/s
Wind, N
87%
Humidity
+18°
Feels like
Kp 2.7
Magnetic storms · quiet
Magnetic storms — details →

📒 Weather diary in Koyan

Ready-made observation table for September: past days are already filled in with weather-station data — for school and beyond. Open the diary →

What to do in Koyan in weather like this 🎯

🚣SUP or kayak
🎣Fishing
🚴Cycling
🏃A run
🛼Rollerblading
🥾A nature hike
Outdoor games
🧺Picnic

Water temperature in Han

+27°
Sea · great for swimming
More on water in Koyan →
Diver bunny

🌿 Air quality & pollen

0 AQI · good
Air quality →Pollen → 📒 Weather diary →
Air-quality bunny
Fishing in Koyan: bite today — 7/10 🎣
Good: steady conditions — good to go. Most active is crucian carp (7/10).
🧭 766 mmHg🌖 day 30🌊 water +22°
Bite forecast →

The Moon today 🌙

New moon
Illumination · 0%
07:08
Moonrise
19:07
Moonset
Lunar calendar →
Weather archive →

Koyan, Yuzhnaya Koreya. Population 1 061 752.

Precipitation map 🌧️

Open the full map & radar →

Cities near Koyan 📍

+18°
Seul / Gimpo
Seul
Seul+19°
+20°
Inchkhon
+18°
Anyan
+18°
Sennam
+19°
Ansan
Inchkhon
Inchkhon+22°
Keson
Keson+17°

FAQ about weather in Koyan ❓

What's the weather in Koyan right now?

Now +18°, clear, wind 2.1 m/s, N, humidity 87%. Feels like +18°.

What's the weather in Koyan tomorrow?

Tomorrow: +24° by day, +17° at night, fog.

Sunrise and sunset in Koyan?

Sunrise 06:10, sunset 18:49, day length 12h 39m.

What's the pressure and humidity in Koyan?

Pressure 766 mmHg, humidity 87%, wind 2 m/s. Matters for weather-sensitive people.

Do I need an umbrella in Koyan today?

No, precipitation is unlikely — you can go out without an umbrella.

Do I need sunscreen in Koyan?

Yes, the UV index is 7 — high. Use SPF 30+, especially for children; no more than 20-30 minutes in direct sun unprotected.

Is it a good day for a picnic in Koyan?

Yes, it’s warm and dry (up to +23°) — a good time for a picnic, a walk or a barbecue.

How long is it safe to stay in the sun in Koyan?

At UV 7, no more than 20–30 minutes unprotected; longer with SPF 30+ and shade.

Is it a good day to wash the car in Koyan?

No precipitation expected — a good time to wash the car; rain won’t spoil it in the coming hours.

Is it good weather for a walk or a bike ride in Koyan?

Yes, dry and comfortable (up to +23°) — great for a walk, a bike ride or a run.

Weather widget for your site

Add the “Pogoda 1” weather widget — free

Pick a city, size and color — get ready-to-paste code. Works on any site.

Get the widget →Widget bunny
Koyan
+18°
Pogoda 1feels +18°

Weather in Koyan — in detail

Weather in Koyan from “Pogoda 1” — an accurate, free forecast: current temperature, feels-like, wind, atmospheric pressure, humidity and precipitation. Available for today, tomorrow, 3, 5 and 10 days, a week, 2 weeks and a month, plus hourly weather, monthly climate, water temperature, air quality and an observation archive since 2017.

To quickly check the weather in Koyan anytime, add the city to favorites — and get a daily forecast by email at 17:00 (Moscow time). Note: the forecast may be refined as new data arrives. Data: OpenWeather, Open-Meteo, met.no.

🔔

Weather alerts for Koyan?

Tomorrow's forecast, storm warnings, frost and heat — every day at 17:00 city time.

This site uses cookies and the Yandex Metrica web-analytics service to work properly and analyse traffic. By continuing to use the site you agree to the Privacy Policy.