Weather Merthyr Tydfil

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Day Weather Maximum Day Temperature Minimum Night Temperature Wind Direction and Speed
Friday

Sunny

5°C 41°F -2°C 28°F Easterly
Wind Speed 11 km/h 7 mph
Saturday

Sunny

2°C 36°F -2°C 28°F East South Easterly
Wind Speed 6 km/h 4 mph
Sunday

Light Cloud

3°C 37°F -1°C 30°F South Easterly
Wind Speed 5 km/h 3 mph
Monday

Sunny

4°C 39°F -1°C 30°F East South Easterly
Wind Speed 5 km/h 3 mph
Tuesday

Light Cloud

4°C 39°F 1°C 34°F South South Easterly
Wind Speed 8 km/h 5 mph

IN ASSOCIATION WITH

Forecast

Sunrise 08:09 Sunset 16:41

Last updated 03:07

Weather forecast details for Friday 20 January. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 0600 hours0900 hours1200 hours1500 hours1800 hours2100 hours0000 hours
Sat
0300 hours
Weather Conditions Clear Sky Sunny Sunny Sunny Clear Sky Clear Sky Clear Sky Clear Sky
Temperature (°C/°F) 1°C 34°F 1°C 34°F 4°C 39°F 5°C 41°F 1°C 34°F 0°C 32°F -1°C 30°F -2°C 28°F
Wind Speed (mph/km/h) Wind Speed 8 km/h 5 mph East North Easterly Wind Speed 10 km/h 6 mph Easterly Wind Speed 11 km/h 7 mph Easterly Wind Speed 10 km/h 6 mph Easterly Wind Speed 11 km/h 7 mph East North Easterly Wind Speed 11 km/h 7 mph Easterly Wind Speed 10 km/h 6 mph Easterly Wind Speed 6 km/h 4 mph Easterly
Wind Direction ENE E E E ENE E E E
Humidity 74% 66% 51% 54% 71% 74% 78% 84%
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) GGVGVGGGGG
Pressure (Millibars) 1034 1034 1033 1032 1031 1031 1030 1029

Wales

Forecast Summary

  • Today

    It'll be a cold and frosty start for most, with a sunny day to follow. Northern parts of Wales may be cloudier to begin with, but even here blue skies are likely by the afternoon.

  • Tonight

    With the clear skies lasting into the evening and overnight, temperatures will drop quickly. It'll be a cold night with a widespread frost.

Environmental Summary

UV: 1

UK Range: 1-8

Pollution: Low

UK Range: Low to Very High

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BBC Wales Today

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Last updated 19:00 GMT, Thursday 19 JanForecast updated Monday to Friday only

UK

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Last updated 23:57 GMT, Thursday 19 Jan

Observations

Observed at 03:00, Friday 20 January

Clear Sky

4°C 39°F

Wind Speed 14 km/h 9 mph North Easterly

Humidity: 86%

Visibility: Good

Pressure: 1035mb, Falling

Observation station: Sennybridge

(Lat: 52.067 | Lon: -3.617)

BBC Weather in association with the Met Office

All times are GMT (Europe/London, GMT+0000) unless otherwise stated

Information given for most appropriate forecast location. See FAQs for details