Weather Merthyr Tydfil

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

Clear Sky

17°C 63°F 8°C 46°F North North Westerly
3km/h 2mph
Monday

Sunny

17°C 63°F 7°C 45°F West North Westerly
6km/h 4mph
Tuesday

Light Cloud

16°C 61°F 11°C 52°F West South Westerly
13km/h 8mph
Wednesday

Light Cloud

16°C 61°F 10°C 50°F West North Westerly
18km/h 11mph
Thursday

Light Cloud

16°C 61°F 13°C 55°F Westerly
13km/h 8mph

IN ASSOCIATION WITH

Forecast

Sunrise 06:57 Sunset 19:15

Last updated 17:04

Weather forecast details for Sunday 21 September. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 2200 hours0100 hours
Mon
0400 hours     
Weather Conditions Clear Sky Clear Sky Clear Sky      
Temperature (°C/°F) 13°C 55°F 11°C 52°F 9°C 48°F      
Wind Speed (mph/km/h) 3km/h 2mph North Easterly 3km/h 2mph North North Westerly 2km/h 1mph Northerly      
Wind Direction NE NNW N      
Humidity 76% 82% 85%      
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) G G G      
Pressure (Millibars) 1027 1028 1027      

Wales

Forecast Summary

  • This Evening and Tonight

    A fine end to the day with some late sunshine, and largely clear skies overnight. Light winds, with the odd shallow mist patch possible in sheltered rural areas. Quite a chilly night too.

Environmental Summary

UV: 4

UK Range: 1-7

Pollen: Moderate

UK Range: Low to Very High

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Forecast Video

BBC Wales Today

BBC Wales Today Forecast Last updated 19:15, Friday 19 Sep Forecast updated Monday to Friday only

UK

UK Forecast Last updated 17:03, Sunday 21 Sep

Observations

Observed at 18:00, Sunday 21 September

Sunny Intervals

16°C 61°F

10km/h 6mph East North Easterly

Humidity: 62%

Visibility: Very Good

Pressure: 1026mb, Rising

Observation station: Sennybridge

(Lat: 52.067 | Lon: -3.617)

BBC Weather in association with the Met Office

All times are BST (Europe/London, GMT+0100) unless otherwise stated

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