Weather Mountain Ash tomorrow

PLACES IN THE AREA

8 °C	6 °C	9 am
12 °C	10 °C	12 pm
13 °C	10 °C	3 pm
9 °C	7 °C	9 pm

sunrise 6:06 am
sunset 8:19 pm

HOURLY

Weather forecast Mountain Ash April 20, 2026

From morning untill noon cloudy, in the afternoon overcast, in the evening clear. The highest temperature 13 °C. At night partly cloudy. The lowest temperature 5 °C.

Interactive map weather England

GPS: 51.6836; -3.3801

altitude: 116 m
local time:

Meteogram is being loaded

Weather forecast Mountain Ash, England extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Monday 04/20/2026
12 AM 7 PM	partly cloudy	8 °C 6 °C	0.0 mm	3.9 m/s 14 km/h north-northeast	1025 hPa	72 %	2 °C	26 %	0%	5%	2%	21%
1 AM 8 PM	cloudy	7 °C 5 °C	0.0 mm	4.3 m/s 15 km/h north-northeast	1025 hPa	73 %	2 °C	41 %	0%	2%	0%	39%
2 AM 9 PM	cloudy	6 °C 3 °C	0.0 mm	4.6 m/s 17 km/h northeast	1025 hPa	76 %	2 °C	71 %	0%	1%	0%	71%
3 AM 10 PM	cloudy	6 °C 3 °C	0.0 mm	4.9 m/s 18 km/h northeast	1024 hPa	79 %	2 °C	81 %	0%	0%	0%	81%
4 AM 11 PM	cloudy	5 °C 2 °C	0.0 mm	5.0 m/s 18 km/h northeast	1024 hPa	79 %	2 °C	74 %	0%	0%	0%	74%
5 AM 12 AM	cloudy	5 °C 2 °C	0.0 mm	5.0 m/s 18 km/h northeast	1024 hPa	81 %	2 °C	63 %	0%	0%	0%	63%
6 AM 1 AM	cloudy	5 °C 3 °C	0.0 mm	4.5 m/s 16 km/h northeast	1024 hPa	84 %	2 °C	38 %	0%	0%	0%	38%
7 AM 2 AM	partly cloudy	5 °C 3 °C	0.0 mm	4.3 m/s 15 km/h northeast	1024 hPa	85 %	2 °C	17 %	0%	0%	0%	17%
8 AM 3 AM	partly cloudy	6 °C 4 °C	0.0 mm	4.4 m/s 16 km/h northeast	1024 hPa	83 %	3 °C	25 %	0%	0%	0%	25%
9 AM 4 AM	cloudy	8 °C 6 °C	0.0 mm	4.4 m/s 16 km/h east-northeast	1024 hPa	77 %	4 °C	77 %	0%	0%	0%	77%
10 AM 5 AM	cloudy	10 °C 8 °C	0.0 mm	4.4 m/s 16 km/h east-northeast	1024 hPa	74 %	5 °C	60 %	0%	0%	0%	60%
11 AM 6 AM	cloudy	11 °C 9 °C	0.0 mm	4.5 m/s 16 km/h east	1024 hPa	66 %	4 °C	88 %	0%	0%	0%	88%
12 PM 7 AM	overcast	12 °C 10 °C	0.0 mm	4.5 m/s 16 km/h east	1024 hPa	58 %	3 °C	100 %	0%	29%	0%	99%
1 PM 8 AM	overcast	12 °C 10 °C	0.0 mm	4.6 m/s 17 km/h east	1024 hPa	54 %	3 °C	100 %	0%	40%	0%	99%
2 PM 9 AM	overcast	12 °C 9 °C	0.0 mm	5.0 m/s 18 km/h east	1024 hPa	50 %	2 °C	100 %	0%	32%	1%	99%
3 PM 10 AM	overcast	13 °C 10 °C	0.0 mm	4.6 m/s 17 km/h east	1023 hPa	46 %	1 °C	100 %	0%	25%	37%	100%
4 PM 11 AM	overcast	13 °C 10 °C	0.0 mm	4.3 m/s 15 km/h east	1023 hPa	46 %	1 °C	100 %	0%	39%	60%	99%
5 PM 12 PM	overcast	13 °C 10 °C	0.0 mm	4.5 m/s 16 km/h east	1022 hPa	46 %	1 °C	100 %	0%	46%	71%	100%
6 PM 1 PM	overcast	12 °C 9 °C	0.0 mm	6.1 m/s 22 km/h east-northeast	1022 hPa	50 %	2 °C	98 %	0%	50%	59%	95%
7 PM 2 PM	cloudy	12 °C 9 °C	0.0 mm	6.3 m/s 23 km/h east-northeast	1023 hPa	56 %	3 °C	74 %	0%	4%	0%	72%
8 PM 3 PM	partly cloudy	10 °C 7 °C	0.0 mm	5.6 m/s 20 km/h northeast	1023 hPa	62 %	3 °C	13 %	0%	3%	5%	7%
9 PM 4 PM	clear	9 °C 6 °C	0.0 mm	5.9 m/s 21 km/h northeast	1023 hPa	66 %	3 °C	9 %	0%	3%	9%	0%
10 PM 5 PM	clear	9 °C 7 °C	0.0 mm	5.7 m/s 21 km/h northeast	1024 hPa	70 %	3 °C	10 %	0%	1%	8%	0%
11 PM 6 PM	clear	8 °C 5 °C	0.0 mm	5.4 m/s 19 km/h east-northeast	1024 hPa	72 %	3 °C	3 %	0%	0%	3%	0%
Tuesday 04/21/2026
12 AM 7 PM	clear	8 °C 5 °C	0.0 mm	5.8 m/s 21 km/h east-northeast	1025 hPa	73 %	3 °C	0 %	0%	0%	0%	0%
1 AM 8 PM	clear	7 °C 4 °C	0.0 mm	6.3 m/s 23 km/h northeast	1025 hPa	75 %	2 °C	0 %	0%	0%	0%	0%
2 AM 9 PM	clear	6 °C 3 °C	0.0 mm	6.7 m/s 24 km/h northeast	1025 hPa	80 %	2 °C	0 %	0%	0%	0%	0%
3 AM 10 PM	clear	5 °C 2 °C	0.0 mm	6.8 m/s 24 km/h northeast	1025 hPa	86 %	3 °C	0 %	0%	0%	0%	0%
4 AM 11 PM	clear	5 °C 2 °C	0.0 mm	6.7 m/s 24 km/h northeast	1025 hPa	90 %	3 °C	7 %	0%	7%	0%	0%
5 AM 12 AM	clear	5 °C 2 °C	0.0 mm	6.8 m/s 24 km/h northeast	1025 hPa	92 %	3 °C	1 %	0%	1%	0%	0%
6 AM 1 AM	partly cloudy	4 °C 1 °C	0.0 mm	7.4 m/s 27 km/h northeast	1025 hPa	93 %	3 °C	20 %	0%	20%	0%	0%
7 AM 2 AM	overcast	5 °C 2 °C	0.0 mm	8.1 m/s 29 km/h northeast	1026 hPa	94 %	4 °C	100 %	0%	100%	0%	1%
8 AM 3 AM	overcast	6 °C 3 °C	0.0 mm	9.3 m/s 33 km/h east-northeast	1026 hPa	89 %	4 °C	100 %	0%	100%	0%	53%
9 AM 4 AM	overcast	7 °C 4 °C	0.0 mm	9.3 m/s 33 km/h east-northeast	1026 hPa	82 %	4 °C	100 %	0%	100%	0%	100%
10 AM 5 AM	overcast	8 °C 5 °C	0.0 mm	9.0 m/s 32 km/h east-northeast	1026 hPa	73 %	3 °C	98 %	0%	89%	0%	84%
11 AM 6 AM	overcast	10 °C 7 °C	0.0 mm	8.9 m/s 32 km/h east-northeast	1026 hPa	64 %	3 °C	100 %	0%	100%	0%	96%
12 PM 7 AM	overcast	10 °C 7 °C	0.0 mm	8.6 m/s 31 km/h east-northeast	1026 hPa	64 %	4 °C	100 %	0%	100%	0%	95%
1 PM 8 AM	overcast	11 °C 8 °C	0.0 mm	8.9 m/s 32 km/h east-northeast	1025 hPa	59 %	3 °C	100 %	0%	100%	0%	98%
2 PM 9 AM	overcast	12 °C 9 °C	0.0 mm	8.6 m/s 31 km/h east	1025 hPa	62 %	4 °C	100 %	0%	98%	0%	98%
3 PM 10 AM	overcast	12 °C 9 °C	0.0 mm	8.4 m/s 30 km/h east-northeast	1025 hPa	60 %	4 °C	100 %	0%	82%	0%	100%
4 PM 11 AM	overcast	13 °C 10 °C	0.0 mm	8.8 m/s 32 km/h east-northeast	1024 hPa	60 %	5 °C	100 %	0%	91%	30%	98%
5 PM 12 PM	partly cloudy	13 °C 10 °C	0.0 mm	9.2 m/s 33 km/h east-northeast	1024 hPa	59 %	5 °C	34 %	0%	33%	7%	0%
6 PM 1 PM	partly cloudy	13 °C 10 °C	0.0 mm	8.3 m/s 30 km/h east-northeast	1023 hPa	57 %	4 °C	27 %	0%	27%	3%	0%
7 PM 2 PM	cloudy	12 °C 9 °C	0.0 mm	7.5 m/s 27 km/h east-northeast	1023 hPa	59 %	4 °C	81 %	0%	64%	3%	51%
8 PM 3 PM	overcast	11 °C 8 °C	0.0 mm	7.7 m/s 28 km/h east-northeast	1024 hPa	61 %	4 °C	93 %	0%	13%	0%	92%
9 PM 4 PM	cloudy	11 °C 8 °C	0.0 mm	8.4 m/s 30 km/h east-northeast	1025 hPa	63 %	3 °C	99 %	0%	0%	0%	99%
10 PM 5 PM	cloudy	10 °C 7 °C	0.0 mm	9.4 m/s 34 km/h east-northeast	1025 hPa	65 %	3 °C	100 %	0%	0%	0%	100%
11 PM 6 PM	cloudy	9 °C 6 °C	0.0 mm	9.0 m/s 32 km/h east-northeast	1026 hPa	66 %	2 °C	94 %	0%	0%	0%	94%

Mountain Ash, England - information

State: England

GPS coordinates: 51.6836; -3.3801

Time zone: Europe / London time difference in hours with time in US is -1 hours

Population: 11 230
Altitude: 116 m
The administrative part:

Wales, Cardiff
County Borough of Rhondda Cynon Taf, Rhondda

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Weather Mountain Ash, England. Weather forecast Mountain Ash.

Mountain Ash - weather nearby - bigger cities

Treharris, 3.4 km
Rhondda, 3.4 km
Aberdare, 3.6 km
Tonypandy, 5.3 km
Pontypridd, 5.9 km
Tredegar, 8.4 km

Caerphilly, 10 km
Abercarn, 11 km
Abertillery, 11 km
Maesteg, 13 km
Risca, 13 km
Coity, 13 km

Mountain Ash - weather nearby - the closest place

Aberfan, 1.7 km
Cwmbach, Wales, 2.0 km
Mynydd Merthyr, 2.1 km
Troedyrhiw, 2.5 km
Llanwonno, 2.5 km
Aberaman, 2.5 km

Cwmaman, 2.6 km
Abercanaid, 2.8 km
Ynysybwl, 3.2 km
Bedlinog, 3.2 km
Aber-nant, 3.3 km
Ferndale, 3.3 km

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Data source

Weather forecast for Mountain Ash is supplied by MET Norway Norwegian Meteorological Institute and the NRK.

Feels like

To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.

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Astronomical information Mountain Ash

data are always in the local time

Sun and light

April 20, 2026

Sunrise:	Sunset:
6:06 am	8:19 pm
Noon:	Length of day:
1:12 pm	14:12
Start of civil twilight*:	End of civil twilight*:
5:29 am	8:56 pm
Start of nautical twilight*:	End of nautical twilight*:
4:45 am	9:41 pm
Start of astronomical twilight*:	End of astronomical twilight*:
3:52 am	10:34 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
04/20/2026 7:06 am	04/21/2026 1:19 am
Next new moon:	Next full moon:
05/16/2026	05/01/2026