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The Griffin, Mynydd IsaPhoto: Rept0n1x · CC BY-SA 3.0
Weather in Mynydd Isa · MET Norway forecast + Met Office averages

Weather in Mynydd Isa: 9 degrees and light rain tomorrow

Mynydd Isa’s November pattern is steady: afternoons average 10°C (50°F), nights 4°C (39°F). Around 3 mm of rain is due tomorrow, on a breeze of up to 13 mph, with a low of 4°C (40°F). Over the coming week, highs run from 6°C (42°F) to 9°C (47°F), with Wednesday the warmest.

Winter 8°/2°CSpring 13°/4°CSummer 20°/11°CAutumn 14°/7°C
Right now
5°C
Cloudy · 41°F
High 9°C · Low 4°C · Wind 11 mph
Tomorrow 2°C cooler than a normal 10 November
Sunrise 07:25 · sunset 16:26
Tomorrow
9°C / 4°C
A normal 10 November: 11°C / 4°C
Rain, next 24 hours
2.8 mm
Some rain
Wind
11 mph
From the south-east · up to 13 mph tomorrow
Humidity
96%
relative humidity
Daylight
9 h 00 min
07:25 to 16:26
Hour by hour · °C

The next 24 hours in Mynydd Isa

Temperatures top out near 13:00 (9°C) and dip lowest near 03:00 (4°C). Wettest around 21:00 (0.7 mm in the hour).

23:00 · 5°C (41°F) · Cloudy · 0.0 mm · wind 11 mph5°Now00:00 · 5°C (41°F) · Cloudy · 0.0 mm · wind 12 mph01:00 · 5°C (40°F) · Cloudy · 0.0 mm · wind 12 mph5°02:00 · 5°C (40°F) · Cloudy · 0.0 mm · wind 12 mph02:0003:00 · 4°C (40°F) · Cloudy · 0.0 mm · wind 11 mph4°04:00 · 4°C (40°F) · Cloudy · 0.0 mm · wind 12 mph05:00 · 4°C (40°F) · Cloudy · 0.0 mm · wind 12 mph4°05:0006:00 · 5°C (40°F) · Cloudy · 0.0 mm · wind 11 mph07:00 · 5°C (41°F) · Cloudy · 0.0 mm · wind 11 mph5°08:00 · 5°C (41°F) · Cloudy · 0.0 mm · wind 12 mph08:0009:00 · 6°C (42°F) · Cloudy · 0.0 mm · wind 12 mph6°10:00 · 6°C (43°F) · Cloudy · 0.0 mm · wind 12 mph11:00 · 7°C (45°F) · Cloudy · 0.0 mm · wind 13 mph7°11:0012:00 · 8°C (47°F) · Cloudy · 0.0 mm · wind 13 mph13:00 · 9°C (48°F) · Cloudy · 0.0 mm · wind 13 mph9°14:00 · 9°C (48°F) · Cloudy · 0.0 mm · wind 12 mph14:0015:00 · 9°C (47°F) · Cloudy · 0.0 mm · wind 10 mph9°16:00 · 8°C (46°F) · Light rain · 0.2 mm · wind 9 mph17:00 · 8°C (46°F) · Light rain · 0.3 mm · wind 9 mph8°17:0018:00 · 7°C (45°F) · Light rain · 0.2 mm · wind 9 mph19:00 · 7°C (44°F) · Light rain · 0.2 mm · wind 9 mph7°20:00 · 7°C (44°F) · Rain · 0.5 mm · wind 9 mph20:0021:00 · 7°C (44°F) · Rain · 0.7 mm · wind 8 mph0.7 mm7°22:00 · 7°C (44°F) · Rain · 0.7 mm · wind 8 mph
TemperatureRain (mm in the hour)Night
7 days · °C

The week ahead, against a normal week

The week leans cool against the normals. Tap a day for more.

Tue10 NovLight rain3.3 mm rain4°9°−2°

Tuesday 10 November: Light rain, a high of 9°C (48°F) and a low of 4°C (40°F); 3.3 mm of rain; wind up to 13 mph.

A normal 10 November in Mynydd Isa: high 11°C, low 4°C.

Wed11 NovCloudy1.3 mm rain3°9°−2°

Wednesday 11 November: Cloudy, a high of 9°C (47°F) and a low of 3°C (38°F); 1.3 mm of rain; wind up to 7 mph.

A normal 11 November in Mynydd Isa: high 11°C, low 4°C.

Thu12 NovSunnydry2°6°−4°

Thursday 12 November: Sunny, a high of 6°C (43°F) and a low of 2°C (36°F); no rain expected; wind up to 10 mph.

A normal 12 November in Mynydd Isa: high 11°C, low 4°C.

Fri13 NovPartly cloudy0.3 mm rain2°8°−3°

Friday 13 November: Partly cloudy, a high of 8°C (46°F) and a low of 2°C (35°F); 0.3 mm of rain; wind up to 6 mph.

A normal 13 November in Mynydd Isa: high 10°C, low 4°C.

Sat14 NovPartly cloudydry0°6°−4°

Saturday 14 November: Partly cloudy, a high of 6°C (43°F) and a low of 0°C (31°F); no rain expected; wind up to 11 mph.

A normal 14 November in Mynydd Isa: high 10°C, low 4°C.

Sun15 NovCloudydry0°6°−5°

Sunday 15 November: Cloudy, a high of 6°C (42°F) and a low of 0°C (32°F); no rain expected; wind up to 8 mph.

A normal 15 November in Mynydd Isa: high 10°C, low 4°C.

Mon16 NovSunnydry4°6°−4°

Monday 16 November: Sunny, a high of 6°C (43°F) and a low of 4°C (38°F); no rain expected; wind up to 6 mph.

A normal 16 November in Mynydd Isa: high 10°C, low 4°C.

Normal range for the date (Met Office 1991–2020)Forecast low to high

Warnings and more

This page doesn’t repeat official warnings: check the Met Office before travelling in bad weather.

Met Office weather warningsSevere weather warnings for wind, rain, snow, ice, fog and heat are issued by the Met Office, the UK’s official service.Flood warnings for Mynydd IsaFlood risk in the town, and where Natural Resources Wales posts its flood warnings.Mynydd Isa’s climateNormal temperatures, rain and frost month by month, from the Met Office’s 30-year averages.

Forecast: Data from MET Norway (Norwegian Meteorological Institute), CC BY 4.0; temperatures converted to °F, wind to mph and times to UK time by us, fetched 9 November, 23:28. Normals: Met Office HadUK-Grid 1991–2020 averages for the town (Contains Met Office data © Crown copyright, Open Government Licence v3.0). Sunrise and sunset are calculated from the town’s position.

Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2026. Contains OS data © Crown copyright and database right 2026 (ONS boundaries). Northern Ireland: Source: NISRA; contains Land & Property Services data and Ordnance Survey of Northern Ireland information, © Crown copyright, licensed under the Open Government Licence v3.0. Scotland: contains National Records of Scotland data, Registers of Scotland data and SEPA data, © Crown copyright / © SEPA 2025, licensed under the Open Government Licence v3.0.