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Now · 2:17 PM

Penrhyndeudraeth Weather & Hourly Forecast

United Kingdom · Wales · LL48 6AA

Overcast
14°C
Overcast
Feels like: 12°C
💧 Humidity 70% 🌡 Pressure 1020 hPa 💨 Wind 7 km/h 👁 Visibility 17.8 km ☁ Clouds 100% ☀️ UV index 1.0 · Low 🌅 Sunrise 7:05 AM 🌇 Sunset 7:10 PM

Hourly Forecast for Penrhyndeudraeth

Today
Light rain · 3:00 PM Light rain
13° 💧 0.5 mm 💨 8 km/h H 75%1020 hPa
Overcast · 6:00 PM Overcast
13° 💧 0.0 mm 💨 10 km/h H 84%1020 hPa
Mostly cloudy night · 9:00 PM Mostly cloudy night
13° 💧 0.0 mm 💨 13 km/h H 85%1021 hPa
Tomorrow
Mostly clear night · 12:00 AM Mostly clear night
12° 💧 0.2 mm 💨 11 km/h H 89%1021 hPa
Clear night · 3:00 AM Clear night
12° 💧 0.1 mm 💨 12 km/h H 92%1021 hPa
Mostly clear night · 6:00 AM Mostly clear night
13° 💧 0.3 mm 💨 15 km/h H 89%1021 hPa
Light rain · 9:00 AM Light rain
14° 💧 0.6 mm 💨 17 km/h H 90%1021 hPa
Light rain · 12:00 PM Light rain
15° 💧 1.0 mm 💨 23 km/h H 80%1022 hPa
Light rain · 3:00 PM Light rain
16° 💧 1.0 mm 💨 23 km/h H 80%1021 hPa
Mostly sunny · 6:00 PM Mostly sunny
15° 💧 0.2 mm 💨 18 km/h H 84%1020 hPa
Partly cloudy night · 9:00 PM Partly cloudy night
13° 💧 0.0 mm 💨 14 km/h H 88%1020 hPa
Sunday
Overcast night · 12:00 AM Overcast night
12° 💧 0.0 mm 💨 13 km/h H 89%1019 hPa
Overcast night · 3:00 AM Overcast night
12° 💧 0.0 mm 💨 11 km/h H 88%1016 hPa
Overcast night · 6:00 AM Overcast night
12° 💧 None 💨 11 km/h H 84%1013 hPa
Overcast · 9:00 AM Overcast
13° 💧 0.2 mm 💨 17 km/h H 76%1010 hPa
Light rain · 12:00 PM Light rain
16° 💧 3.8 mm 💨 27 km/h H 81%1007 hPa

In Penrhyndeudraeth and, more broadly, across Gwynedd: The rest of the day is expected to be mostly cloudy, with temperatures remaining mild, ranging from 16 to 18 degrees Celsius. Light southwest winds are forecast, reaching up to 8 mph with occasional gusts of 14 mph. No significant rainfall is anticipated, so the weather should remain dry throughout the afternoon. Conditions will be relatively calm, making it a fairly mild and overcast day overall.

15-Day Weather Outlook for Penrhyndeudraeth

TomorrowTomorrow Mostly sunny Mostly sunny 16°/12° 💧 None 💨 24 km/h
Sunday, Sep 27Sun Sep 27 Overcast Overcast 16°/12° 💧 None 💨 31 km/h
Monday, Sep 28Mon Sep 28 Partly cloudy Partly cloudy 11°/11° 💧 None 💨 5 km/h

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Penrhyndeudraeth

Vertical axis: °C · Color based on temperature
Light rain at 3:00 PM
13° Today 3:00 PM
Light rain at 4:00 PM
13° 4:00 PM
Light rain at 5:00 PM
13° 5:00 PM
Overcast at 6:00 PM
13° 6:00 PM
Overcast at 7:00 PM
13° Today 7:00 PM
Overcast night at 8:00 PM
13° 8:00 PM
Mostly cloudy night at 9:00 PM
13° 9:00 PM
Mostly cloudy night at 10:00 PM
12° 10:00 PM
Partly cloudy night at 11:00 PM
12° Today 11:00 PM
Mostly clear night at 12:00 AM
12° 12:00 AM
Clear night at 1:00 AM
12° 1:00 AM
Clear night at 2:00 AM
12° 2:00 AM
Clear night at 3:00 AM
12° Tomorrow 3:00 AM
Clear night at 4:00 AM
12° 4:00 AM
Mostly clear night at 5:00 AM
12° 5:00 AM
Mostly clear night at 6:00 AM
13° 6:00 AM
Mostly clear night at 7:00 AM
13° Tomorrow 7:00 AM
Light rain at 8:00 AM
13° 8:00 AM
Light rain at 9:00 AM
14° 9:00 AM
Light rain at 10:00 AM
15° 10:00 AM
Light rain at 11:00 AM
15° Tomorrow 11:00 AM
Light rain at 12:00 PM
15° 12:00 PM
Light rain at 1:00 PM
16° 1:00 PM
Light rain at 2:00 PM
16° 2:00 PM
Light rain at 3:00 PM
16° Tomorrow 3:00 PM
Light rain at 4:00 PM
15° 4:00 PM
Light rain at 5:00 PM
15° 5:00 PM
Mostly sunny at 6:00 PM
15° 6:00 PM
Partly cloudy at 7:00 PM
14° Tomorrow 7:00 PM
Partly cloudy night at 8:00 PM
14° 8:00 PM
Partly cloudy night at 9:00 PM
13° 9:00 PM
Mostly clear night at 10:00 PM
13° 10:00 PM
Partly cloudy night at 11:00 PM
12° Tomorrow 11:00 PM
Overcast night at 12:00 AM
12° 12:00 AM
Overcast night at 1:00 AM
12° 1:00 AM
Overcast night at 2:00 AM
12° 2:00 AM
Overcast night at 3:00 AM
12° Sunday 3:00 AM
Overcast night at 4:00 AM
12° 4:00 AM
Overcast night at 5:00 AM
12° 5:00 AM
Overcast night at 6:00 AM
12° 6:00 AM
Mostly cloudy night at 7:00 AM
12° Sunday 7:00 AM
Mostly cloudy at 8:00 AM
12° 8:00 AM
Overcast at 9:00 AM
13° 9:00 AM
Light rain at 10:00 AM
14° 10:00 AM
Overcast at 11:00 AM
15° Sunday 11:00 AM
Light rain at 12:00 PM
16° 12:00 PM
Light rain at 1:00 PM
16° 1:00 PM
Light rain at 2:00 PM
15° 2:00 PM
Light rain at 3:00 PM
15° Sunday 3:00 PM
Light rain at 4:00 PM
15° 4:00 PM
Light rain at 5:00 PM
16° 5:00 PM
Partly cloudy at 6:00 PM
15° 6:00 PM
Light rain at 7:00 PM
14° Sunday 7:00 PM
Light rain at 8:00 PM
13° 8:00 PM
Mostly cloudy night at 9:00 PM
12° 9:00 PM
Overcast night at 10:00 PM
12° 10:00 PM
Mostly cloudy night at 11:00 PM
12° Sunday 11:00 PM
Partly cloudy night at 12:00 AM
11° 12:00 AM
Mostly cloudy night at 1:00 AM
11° 1:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Penrhyndeudraeth

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 3:00 PM
PM2.5 Fine particles Good 1,2µg/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 1,7µg/m³

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

O₃ Ozone Fair 94,2µg/m³

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

NO₂ Nitrogen dioxide Good 1,4µg/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 Penrhyndeudraeth

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 1,2Low 🙂Fair
Tomorrow UV 2,9Low 🙂Fair
Sunday UV 1,2Low 🙂Fair
Hourly UV index today
3:00 PMUV 0,6 4:00 PMUV 0,4 5:00 PMUV 0,4 6:00 PMUV 0,3 7:00 PMUV 0,1
Today's weather health advice Open today's recommendations.

Low UV risk

UV radiation will be low, although basic protection is still advisable during 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 Penrhyndeudraeth

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

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 4:00 AM–5:00 AM.

84/100Best-hour score
BEST TIME TONIGHT 4:00 AM–5:00 AM Astronomical darkness: 9:05 PM–5:12 AM
☁ Cloud cover 9% Real hourly forecast for the best viewing hour.
☾ Moonlight 100% Full Moon · Moon about 22° above the horizon at the best viewing hour.
☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 52° high at the best hour.
✦ Estimated visible meteors 0–2/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min35%
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 Penrhyndeudraeth were last refreshed today at 7:36 AM. The current forecast period extends through 27/09/2026 at 12:00 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.