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Now · 12:55 PM

Machen Weather & Hourly Forecast

United Kingdom · Wales · CF83 8HY

Partly cloudy
20°C
Partly cloudy
Feels like: 19°C
💧 Humidity 62% 🌡 Pressure 1024 hPa 💨 Wind 16 km/h 👁 Visibility 10.0 km Clouds 33% ☀️ UV index 4.4 · Moderate 🌅 Sunrise 6:31 AM 🌇 Sunset 7:51 PM

Hourly Forecast for Machen

Today
Partly cloudy · 1:00 PM Partly cloudy
20° 💧 None 💨 16 km/h H 62%1024 hPa
Mostly cloudy · 4:00 PM Mostly cloudy
20° 💧 None 💨 17 km/h H 56%1024 hPa
Partly cloudy · 7:00 PM Partly cloudy
16° 💧 None 💨 12 km/h H 66%1025 hPa
Mostly cloudy night · 10:00 PM Mostly cloudy night
13° 💧 None 💨 5 km/h H 79%1025 hPa
Tomorrow
Mostly cloudy night · 1:00 AM Mostly cloudy night
13° 💧 None 💨 3 km/h H 73%1024 hPa
Overcast night · 4:00 AM Overcast night
14° 💧 None 💨 4 km/h H 74%1023 hPa
Overcast · 7:00 AM Overcast
14° 💧 None 💨 6 km/h H 83%1022 hPa
Partly cloudy · 10:00 AM Partly cloudy
18° 💧 None 💨 13 km/h H 65%1021 hPa
Partly cloudy · 1:00 PM Partly cloudy
22° 💧 None 💨 18 km/h H 49%1019 hPa
Mostly cloudy · 4:00 PM Mostly cloudy
23° 💧 None 💨 23 km/h H 52%1017 hPa
Overcast · 7:00 PM Overcast
20° 💧 None 💨 17 km/h H 66%1016 hPa
Overcast night · 10:00 PM Overcast night
16° 💧 None 💨 9 km/h H 85%1016 hPa
Monday
Overcast night · 1:00 AM Overcast night
16° 💧 None 💨 11 km/h H 94%1016 hPa
Mostly cloudy night · 4:00 AM Mostly cloudy night
16° 💧 None 💨 18 km/h H 92%1016 hPa
Mostly cloudy · 7:00 AM Mostly cloudy
14° 💧 None 💨 12 km/h H 95%1016 hPa
Mostly cloudy · 10:00 AM Mostly cloudy
17° 💧 None 💨 20 km/h H 67%1018 hPa

In Machen and, more broadly, across Caerphilly: The rest of the day will see a mix of sun and clouds, with temperatures remaining mild, ranging from 12 to 19 degrees Celsius. Winds will be moderate from the west, reaching a maximum of 11 mph, with gusts around 10 mph. No precipitation is expected, so it should stay dry through the afternoon. The weather will be fairly settled, making it a pleasant day for outdoor activities. Keep an eye on the sky for any changes, but overall, conditions look favourable for the rest of the day.

15-Day Weather Outlook for Machen

TomorrowTomorrow Partly cloudy Partly cloudy 23°/13° 💧 None 💨 23 km/h
Monday, Sep 7Mon Sep 7 Light rain Light rain 18°/14° 💧 0.1 mm 💨 30 km/h
Tuesday, Sep 8Tue Sep 8 Moderate rain Moderate rain 18°/10° 💧 2.9 mm 💨 31 km/h
Wednesday, Sep 9Wed Sep 9 Mostly sunny Mostly sunny 18°/ 💧 None 💨 25 km/h
Thursday, Sep 10Thu Sep 10 Light rain Light rain 18°/13° 💧 3.8 mm 💨 33 km/h
Friday, Sep 11Fri Sep 11 Overcast Overcast 15°/10° 💧 None 💨 26 km/h
Saturday, Sep 12Sat Sep 12 Light rain Light rain 17°/10° 💧 1.1 mm 💨 20 km/h
Sunday, Sep 13Sun Sep 13 Light rain Light rain 20°/12° 💧 0.5 mm 💨 18 km/h
Monday, Sep 14Mon Sep 14 Mostly cloudy Mostly cloudy 21°/13° 💧 None 💨 15 km/h
Tuesday, Sep 15Tue Sep 15 Partly cloudy Partly cloudy 23°/13° 💧 None 💨 23 km/h
Wednesday, Sep 16Wed Sep 16 Overcast Overcast 17°/10° 💧 None 💨 29 km/h
Thursday, Sep 17Thu Sep 17 Overcast Overcast 18°/ 💧 None 💨 23 km/h
Friday, Sep 18Fri Sep 18 Mostly cloudy Mostly cloudy 17°/ 💧 None 💨 26 km/h
Saturday, Sep 19Sat Sep 19 Sunny Sunny 18°/ 💧 None 💨 23 km/h
Sunday, Sep 20Sun Sep 20 Sunny Sunny 19°/ 💧 None 💨 16 km/h

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Machen

Vertical axis: °C · Color based on temperature
Partly cloudy at 1:00 PM
20° Today 1:00 PM
Partly cloudy at 2:00 PM
20° 2:00 PM
Mostly cloudy at 3:00 PM
20° 3:00 PM
Mostly cloudy at 4:00 PM
20° 4:00 PM
Partly cloudy at 5:00 PM
19° Today 5:00 PM
Partly cloudy at 6:00 PM
18° 6:00 PM
Partly cloudy at 7:00 PM
16° 7:00 PM
Mostly cloudy night at 8:00 PM
14° 8:00 PM
Mostly cloudy night at 9:00 PM
13° Today 9:00 PM
Mostly cloudy night at 10:00 PM
13° 10:00 PM
Mostly cloudy night at 11:00 PM
13° 11:00 PM
Mostly cloudy night at 12:00 AM
13° 12:00 AM
Mostly cloudy night at 1:00 AM
13° Tomorrow 1:00 AM
Overcast night at 2:00 AM
13° 2:00 AM
Overcast night at 3:00 AM
14° 3:00 AM
Overcast night at 4:00 AM
14° 4:00 AM
Overcast night at 5:00 AM
14° Tomorrow 5:00 AM
Overcast night at 6:00 AM
14° 6:00 AM
Overcast at 7:00 AM
14° 7:00 AM
Mostly cloudy at 8:00 AM
15° 8:00 AM
Mostly cloudy at 9:00 AM
16° Tomorrow 9:00 AM
Partly cloudy at 10:00 AM
18° 10:00 AM
Partly cloudy at 11:00 AM
19° 11:00 AM
Partly cloudy at 12:00 PM
21° 12:00 PM
Partly cloudy at 1:00 PM
22° Tomorrow 1:00 PM
Partly cloudy at 2:00 PM
23° 2:00 PM
Mostly cloudy at 3:00 PM
23° 3:00 PM
Mostly cloudy at 4:00 PM
23° 4:00 PM
Overcast at 5:00 PM
22° Tomorrow 5:00 PM
Overcast at 6:00 PM
21° 6:00 PM
Overcast at 7:00 PM
20° 7:00 PM
Overcast night at 8:00 PM
18° 8:00 PM
Overcast night at 9:00 PM
17° Tomorrow 9:00 PM
Overcast night at 10:00 PM
16° 10:00 PM
Overcast night at 11:00 PM
16° 11:00 PM
Overcast night at 12:00 AM
16° 12:00 AM
Overcast night at 1:00 AM
16° Monday 1:00 AM
Mostly cloudy night at 2:00 AM
16° 2:00 AM
Mostly cloudy night at 3:00 AM
17° 3:00 AM
Mostly cloudy night at 4:00 AM
16° 4:00 AM
Overcast night at 5:00 AM
16° Monday 5:00 AM
Mostly cloudy night at 6:00 AM
15° 6:00 AM
Mostly cloudy at 7:00 AM
14° 7:00 AM
Mostly cloudy at 8:00 AM
16° 8:00 AM
Mostly cloudy at 9:00 AM
17° Monday 9:00 AM
Mostly cloudy at 10:00 AM
17° 10:00 AM
Overcast at 11:00 AM
17° 11:00 AM
Overcast at 12:00 PM
18° 12:00 PM
Overcast at 1:00 PM
18° Monday 1:00 PM
Overcast at 2:00 PM
18° 2:00 PM
Overcast at 3:00 PM
18° 3:00 PM
Overcast at 4:00 PM
17° 4:00 PM
Overcast at 5:00 PM
17° Monday 5:00 PM
Overcast at 6:00 PM
16° 6:00 PM
Overcast at 7:00 PM
16° 7:00 PM
Overcast night at 8:00 PM
15° 8:00 PM
Overcast night at 9:00 PM
15° Monday 9:00 PM
Overcast night at 10:00 PM
15° 10:00 PM
Light rain at 11:00 PM
15° 11:00 PM
Overcast night at 12:00 AM
15° 12:00 AM
Light rain at 1:00 AM
15° Tuesday 1:00 AM
Light rain at 2:00 AM
14° 2:00 AM
Moderate rain at 3:00 AM
13° 3:00 AM
Light rain at 4:00 AM
13° 4:00 AM
Overcast night at 5:00 AM
12° Tuesday 5:00 AM
Overcast night at 6:00 AM
11° 6:00 AM
Overcast at 7:00 AM
11° 7:00 AM
Overcast at 8:00 AM
11° 8:00 AM
Overcast at 9:00 AM
13° Tuesday 9:00 AM
Mostly cloudy at 10:00 AM
14° 10:00 AM
Mostly cloudy at 11:00 AM
16° 11:00 AM
Mostly cloudy at 12:00 PM
17° 12:00 PM
Partly cloudy at 1:00 PM
18° Tuesday 1:00 PM
Sunny at 2:00 PM
18° 2:00 PM
Mostly sunny at 3:00 PM
17° 3:00 PM
Mostly sunny at 4:00 PM
17° 4:00 PM
Mostly sunny at 5:00 PM
16° Tuesday 5:00 PM
Mostly sunny at 6:00 PM
15° 6:00 PM
Mostly sunny at 7:00 PM
14° 7:00 PM
Clear night at 8:00 PM
13° 8:00 PM
Clear night at 9:00 PM
11° Tuesday 9:00 PM
Clear night at 10:00 PM
10° 10:00 PM
Clear night at 11:00 PM
10° 11:00 PM
Clear night at 12:00 AM
10° 12:00 AM
Clear night at 1:00 AM
Wednesday 1:00 AM
Clear night at 2:00 AM
2:00 AM
Clear night at 3:00 AM
3:00 AM
Clear night at 4:00 AM
4:00 AM
Clear night at 5:00 AM
Wednesday 5:00 AM
Clear night at 6:00 AM
6:00 AM
Mostly sunny at 7:00 AM
7:00 AM
Partly cloudy at 8:00 AM
12° 8:00 AM
Mostly sunny at 9:00 AM
14° Wednesday 9:00 AM
Sunny at 10:00 AM
15° 10:00 AM
Sunny at 11:00 AM
16° 11:00 AM
Sunny at 12:00 PM
17° 12:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Machen

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 1:00 PM
PM2.5 Fine particles Good 1,7µg/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 6,6µg/m³

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

O₃ Ozone Fair 87,4µg/m³

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

NO₂ Nitrogen dioxide Good 1,0µg/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 Machen

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 4,9Moderate 🙂Fair
Tomorrow UV 4,5Moderate 🙂Fair
Monday UV 3,7Moderate 🙂Fair
Tuesday UV 4,0Moderate 🙂Fair
Wednesday UV 4,0Moderate 🙂Fair
Thursday UV 5,0Moderate Unavailable
Friday UV 5,0Moderate Unavailable
Hourly UV index today
1:00 PMUV 4,9 2:00 PMUV 4,7 3:00 PMUV 3,9 4:00 PMUV 2,7 5:00 PMUV 1,5 6:00 PMUV 0,6 7:00 PMUV 0,2
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 Machen

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

Tonight's Stargazing & Shooting Stars

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

60/100Best-hour score
BEST TIME TONIGHT 10:00 PM–11:00 PM Astronomical darkness: 9:53 PM–4:31 AM
Cloud cover 56% Real hourly forecast for the best viewing hour.
Moonlight 35% Last Quarter · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 19° 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 min28%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
AUG 28–SEP 5
AurigidsStart AUG 28 · Peak SEP 1 · End SEP 5 · ZHR 6 · 80% Moon at peak
ACTIVE NOW
SEP 5–SEP 21
September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak
ACTIVE NOW
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
UPCOMING
OCT 2–NOV 7
OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% 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 Machen were last refreshed today at 12:55 PM. The current forecast period extends through 07/09/2026 at 10:00 AM. 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.