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Now · 4:28 PM

Llanharry Weather & Hourly Forecast

United Kingdom · Wales · CF72 9DE

Partly cloudy
20°C
Partly cloudy
Feels like: 21°C
💧 Humidity 80% 🌡 Pressure 1028 hPa 💨 Wind 7 km/h 👁 Visibility 39.1 km Clouds 42% ☀️ UV index 1.2 · Low 🌅 Sunrise 6:58 AM 🌇 Sunset 7:14 PM

Hourly Forecast for Llanharry

Today
Mostly sunny · 5:00 PM Mostly sunny
20° 💧 None 💨 6 km/h H 78%1028 hPa
Partly cloudy night · 8:00 PM Partly cloudy night
17° 💧 0.0 mm 💨 4 km/h H 93%1027 hPa
Mist at night · 11:00 PM Mist at night
15° 💧 None 💨 3 km/h H 100%1026 hPa
Tomorrow
Fog at night · 2:00 AM Fog at night
15° 💧 0.1 mm 💨 8 km/h H 100%1026 hPa
Fog at night · 5:00 AM Fog at night
15° 💧 0.1 mm 💨 7 km/h H 100%1024 hPa
Overcast · 8:00 AM Overcast
15° 💧 0.2 mm 💨 13 km/h H 97%1025 hPa
Partly cloudy · 11:00 AM Partly cloudy
17° 💧 0.1 mm 💨 16 km/h H 81%1026 hPa
Partly cloudy · 2:00 PM Partly cloudy
19° 💧 0.1 mm 💨 15 km/h H 70%1026 hPa
Mostly sunny · 5:00 PM Mostly sunny
17° 💧 None 💨 13 km/h H 65%1025 hPa
Overcast night · 8:00 PM Overcast night
12° 💧 None 💨 6 km/h H 83%1027 hPa
Overcast night · 11:00 PM Overcast night
11° 💧 None 💨 9 km/h H 83%1027 hPa
Thursday
Mostly cloudy night · 2:00 AM Mostly cloudy night
10° 💧 None 💨 8 km/h H 87%1027 hPa
Mostly cloudy night · 5:00 AM Mostly cloudy night
💧 None 💨 9 km/h H 92%1026 hPa
Mostly cloudy · 8:00 AM Mostly cloudy
💧 None 💨 11 km/h H 93%1026 hPa
Mostly cloudy · 11:00 AM Mostly cloudy
14° 💧 None 💨 9 km/h H 79%1025 hPa
Mostly cloudy · 2:00 PM Mostly cloudy
18° 💧 None 💨 9 km/h H 72%1024 hPa

In Llanharry and, more broadly, across Rhondda Cynon Taf: The rest of the day is expected to remain mostly cloudy with mild temperatures ranging from 17 to 20 degrees Celsius. Light westward winds are likely to persist, with maximum speeds around 5 mph and gusts reaching up to 12 mph. No significant precipitation is anticipated, so it should stay dry throughout the afternoon. The weather conditions suggest a rather calm and dull day, with the cloud cover limiting sunshine but keeping temperatures comfortable. It remains a suitable day for outdoor activities that do not rely on clear skies. Overall, it looks like a mild and mostly quiet end to the day.

15-Day Weather Outlook for Llanharry

TomorrowTomorrow Overcast Overcast 19°/11° 💧 None 💨 16 km/h
Thursday, Sep 24Thu Sep 24 Overcast Overcast 19°/ 💧 None 💨 12 km/h
Friday, Sep 25Fri Sep 25 Light rain Light rain 18°/13° 💧 2.4 mm 💨 14 km/h
Saturday, Sep 26Sat Sep 26 Mostly sunny Mostly sunny 16°/ 💧 0.2 mm 💨 15 km/h
Sunday, Sep 27Sun Sep 27 Light rain Light rain 17°/12° 💧 4.1 mm 💨 20 km/h
Monday, Sep 28Mon Sep 28 Mostly sunny Mostly sunny 16°/ 💧 1.1 mm 💨 18 km/h
Tuesday, Sep 29Tue Sep 29 Partly cloudy Partly cloudy 17°/13° 💧 14 mm 💨 34 km/h
Wednesday, Sep 30Wed Sep 30 Light rain Light rain 15°/13° 💧 4.4 mm 💨 30 km/h
Thursday, Oct 1Thu Oct 1 Light rain Light rain 14°/12° 💧 10 mm 💨 31 km/h
Friday, Oct 2Fri Oct 2 Moderate rain Moderate rain 12°/10° 💧 13 mm 💨 24 km/h
Saturday, Oct 3Sat Oct 3 Mostly sunny Mostly sunny 13°/ 💧 0.6 mm 💨 13 km/h
Sunday, Oct 4Sun Oct 4 Overcast Overcast 16°/10° 💧 0.1 mm 💨 25 km/h
Monday, Oct 5Mon Oct 5 Light rain Light rain 16°/13° 💧 6.1 mm 💨 18 km/h
Tuesday, Oct 6Tue Oct 6 Mostly cloudy Mostly cloudy 15°/ 💧 0.1 mm 💨 5 km/h
Wednesday, Oct 7Wed Oct 7 Overcast Overcast 11°/11° 💧 0.0 mm 💨 5 km/h

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Llanharry

Vertical axis: °C · Color based on temperature
Mostly sunny at 5:00 PM
20° Today 5:00 PM
Mostly sunny at 6:00 PM
20° 6:00 PM
Partly cloudy at 7:00 PM
18° 7:00 PM
Partly cloudy night at 8:00 PM
17° 8:00 PM
Mostly cloudy night at 9:00 PM
16° Today 9:00 PM
Mostly clear night at 10:00 PM
16° 10:00 PM
Mist at night at 11:00 PM
15° 11:00 PM
Fog at night at 12:00 AM
14° 12:00 AM
Fog at night at 1:00 AM
14° Tomorrow 1:00 AM
Fog at night at 2:00 AM
15° 2:00 AM
Fog at night at 3:00 AM
15° 3:00 AM
Fog at night at 4:00 AM
15° 4:00 AM
Fog at night at 5:00 AM
15° Tomorrow 5:00 AM
Fog at night at 6:00 AM
15° 6:00 AM
Mist at 7:00 AM
15° 7:00 AM
Overcast at 8:00 AM
15° 8:00 AM
Light rain at 9:00 AM
16° Tomorrow 9:00 AM
Mostly sunny at 10:00 AM
16° 10:00 AM
Partly cloudy at 11:00 AM
17° 11:00 AM
Mostly cloudy at 12:00 PM
18° 12:00 PM
Mostly cloudy at 1:00 PM
19° Tomorrow 1:00 PM
Partly cloudy at 2:00 PM
19° 2:00 PM
Sunny at 3:00 PM
19° 3:00 PM
Partly cloudy at 4:00 PM
18° 4:00 PM
Mostly sunny at 5:00 PM
17° Tomorrow 5:00 PM
Partly cloudy at 6:00 PM
16° 6:00 PM
Mostly cloudy at 7:00 PM
14° 7:00 PM
Overcast night at 8:00 PM
12° 8:00 PM
Mostly cloudy night at 9:00 PM
12° Tomorrow 9:00 PM
Overcast night at 10:00 PM
11° 10:00 PM
Overcast night at 11:00 PM
11° 11:00 PM
Overcast night at 12:00 AM
11° 12:00 AM
Mostly cloudy night at 1:00 AM
10° Thursday 1:00 AM
Mostly cloudy night at 2:00 AM
10° 2:00 AM
Mostly cloudy night at 3:00 AM
3:00 AM
Overcast night at 4:00 AM
4:00 AM
Mostly cloudy night at 5:00 AM
Thursday 5:00 AM
Partly cloudy night at 6:00 AM
6:00 AM
Mostly cloudy night at 7:00 AM
7:00 AM
Mostly cloudy at 8:00 AM
8:00 AM
Overcast at 9:00 AM
11° Thursday 9:00 AM
Overcast at 10:00 AM
13° 10:00 AM
Mostly cloudy at 11:00 AM
14° 11:00 AM
Overcast at 12:00 PM
16° 12:00 PM
Mostly cloudy at 1:00 PM
17° Thursday 1:00 PM
Mostly cloudy at 2:00 PM
18° 2:00 PM
Partly cloudy at 3:00 PM
18° 3:00 PM
Partly cloudy at 4:00 PM
19° 4:00 PM
Mostly cloudy at 5:00 PM
19° Thursday 5:00 PM
Partly cloudy at 6:00 PM
18° 6:00 PM
Overcast at 7:00 PM
17° 7:00 PM
Mostly cloudy night at 8:00 PM
16° 8:00 PM
Mostly clear night at 9:00 PM
15° Thursday 9:00 PM
Mostly clear night at 10:00 PM
14° 10:00 PM
Partly cloudy night at 11:00 PM
14° 11:00 PM
Partly cloudy night at 12:00 AM
14° 12:00 AM
Partly cloudy night at 1:00 AM
13° Friday 1:00 AM
Overcast at 10:00 AM
15° 10:00 AM
Overcast at 1:00 PM
17° 1:00 PM
Light rain at 4:00 PM
17° 4:00 PM
Overcast at 7:00 PM
15° Friday 7:00 PM
Overcast night at 10:00 PM
13° 10:00 PM
Partly cloudy night at 1:00 AM
10° 1:00 AM
Mostly cloudy night at 4:00 AM
10° 4:00 AM
Clear night at 7:00 AM
10° Saturday 7:00 AM
Mostly sunny at 10:00 AM
15° 10:00 AM
Mostly sunny at 1:00 PM
17° 1:00 PM
Mostly sunny at 4:00 PM
17° 4:00 PM
Mostly sunny at 7:00 PM
15° Saturday 7:00 PM
Clear night at 10:00 PM
14° 10:00 PM
Clear night at 1:00 AM
12° 1:00 AM
Clear night at 4:00 AM
12° 4:00 AM
Clear night at 7:00 AM
12° Sunday 7:00 AM
Overcast at 10:00 AM
15° 10:00 AM
Light rain at 1:00 PM
15° 1:00 PM
Mostly cloudy at 4:00 PM
16° 4:00 PM
Overcast at 7:00 PM
13° Sunday 7:00 PM
Overcast night at 10:00 PM
12° 10:00 PM
Overcast night at 1:00 AM
11° 1:00 AM
Mostly clear night at 4:00 AM
11° 4:00 AM
Partly cloudy night at 7:00 AM
Monday 7:00 AM
Mostly sunny at 1:00 PM
1:00 PM
Mostly sunny at 7:00 PM
16° 7:00 PM
Overcast night at 1:00 AM
14° 1:00 AM
Overcast night at 7:00 AM
13° Tuesday 7:00 AM
Overcast at 1:00 PM
16° 1:00 PM
Mostly clear night at 7:00 PM
17° 7:00 PM
Partly cloudy night at 1:00 AM
16° 1:00 AM
Mostly clear night at 7:00 AM
15° Wednesday 7:00 AM
Light rain at 1:00 PM
15° 1:00 PM
Overcast night at 7:00 PM
15° 7:00 PM
Light rain at 1:00 AM
13° 1:00 AM
Mostly clear night at 7:00 AM
12° Thursday 7:00 AM
Overcast at 1:00 PM
12° 1:00 PM
Light rain at 7:00 PM
14° 7:00 PM
Light rain at 1:00 AM
12° 1:00 AM
Moderate rain at 7:00 AM
10° Friday 7:00 AM
Mostly sunny at 1:00 PM
10° 1:00 PM
Light rain at 7:00 PM
12° 7:00 PM
Light rain at 1:00 AM
11° 1:00 AM
Mostly clear night at 7:00 AM
Saturday 7:00 AM
Sunny at 1:00 PM
1:00 PM
Mostly cloudy night at 7:00 PM
13° 7:00 PM
Overcast night at 1:00 AM
11° 1:00 AM
Overcast night at 7:00 AM
10° Sunday 7:00 AM
Overcast at 1:00 PM
11° 1:00 PM
Overcast night at 7:00 PM
16° 7:00 PM
Mostly cloudy night at 1:00 AM
15° 1:00 AM
Overcast night at 7:00 AM
15° Monday 7:00 AM
Light rain at 1:00 PM
16° 1:00 PM
Mostly clear night at 7:00 PM
16° 7:00 PM
Mostly cloudy night at 1:00 AM
13° 1:00 AM
Mostly cloudy night at 7:00 AM
11° Tuesday 7:00 AM
Overcast at 1:00 PM
1:00 PM
Overcast night at 7:00 PM
15° 7:00 PM
Overcast night at 1:00 AM
13° 1:00 AM
Overcast night at 7:00 AM
11° Wednesday 7:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Llanharry

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 5:00 PM
PM2.5 Fine particles Good 5,6µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 8,7µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 64,6µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 4,1µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Llanharry

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 3,1Moderate 🙂Fair
Tomorrow UV 3,3Moderate 🙂Fair
Thursday UV 3,5Moderate 🙂Fair
Friday UV 3,0Moderate 😐Moderate
Saturday UV 5,0Moderate 🙂Fair
Sunday UV 5,0Moderate Unavailable
Monday UV 5,0Moderate Unavailable
Hourly UV index today
5:00 PMUV 0,6 6:00 PMUV 0,2 7:00 PMUV 0,0
Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Llanharry

Vertical axis: km/h · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in km/h. Today 5:00 PM 6:00 PM 7:00 PM 8:00 PM Today 9:00 PM 10:00 PM 11:00 PM 12:00 AM Tomorrow 1:00 AM 2:00 AM 3:00 AM 4:00 AM Tomorrow 5:00 AM 6:00 AM 7:00 AM 8:00 AM Tomorrow 9:00 AM 10:00 AM 11:00 AM 12:00 PM Tomorrow 1:00 PM 2:00 PM 3:00 PM 4:00 PM Tomorrow 5:00 PM 6:00 PM 7:00 PM 8:00 PM Tomorrow 9:00 PM 10:00 PM 11:00 PM 12:00 AM Thursday 1:00 AM 2:00 AM 3:00 AM 4:00 AM Thursday 5:00 AM 6:00 AM 7:00 AM 8:00 AM Thursday 9:00 AM 10:00 AM 11:00 AM 12:00 PM Thursday 1:00 PM 2:00 PM 3:00 PM 4:00 PM Thursday 5:00 PM 6:00 PM 7:00 PM 8:00 PM Thursday 9:00 PM 10:00 PM 11:00 PM 12:00 AM Friday 1:00 AM 10:00 AM 1:00 PM 4:00 PM Friday 7:00 PM 10:00 PM 1:00 AM 4:00 AM Saturday 7:00 AM 10:00 AM 1:00 PM 4:00 PM Saturday 7:00 PM 10:00 PM 1:00 AM 4:00 AM Sunday 7:00 AM 10:00 AM 1:00 PM 4:00 PM Sunday 7:00 PM 10:00 PM 1:00 AM 4:00 AM Monday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Tuesday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Wednesday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Thursday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Friday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Saturday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Sunday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Monday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Tuesday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Wednesday 7:00 AM
Sustained wind Max gusts
NIGHT SKY · LLANHARRY, WALES

Tonight's Stargazing & Shooting Stars

Good observing conditions. Best local viewing window: 10:00 PM–11:00 PM.

71/100Best-hour score
BEST TIME TONIGHT 10:00 PM–11:00 PM Astronomical darkness: 9:06 PM–5:08 AM
Cloud cover 23% Real hourly forecast for the best viewing hour.
Moonlight 85% Waxing Gibbous · Moon about 20° above the horizon at the best viewing hour.
Meteor activity Southern Taurids Reference ZHR 7 · Radiant 6° high at the best hour.
Estimated visible meteors 0–1/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min6%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
ACTIVE NOW
OCT 2–NOV 7
OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak
UPCOMING
OCT 20–DEC 10
Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak
UPCOMING
NOV 6–NOV 30
LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% Moon at peak
UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

Forecast data for Llanharry were last refreshed today at 4:28 PM. The current forecast period extends through 24/09/2026 at 2:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.