As of 21:39 BST

Weather in Ystradgynlais

+19°Weather now

Ystradgynlais, Saturday, 8 August, 21:39

Overcast. Feels like 19°C. High 25°C, low 9°C.

Pressure1016 mb
Wind2 mph N
Humidity69%
Visibility6.2 mi
Dew point13°C

Ten-day forecast for Ystradgynlais: +9° to +35°, with rain expected on 2 days. The table below breaks each day down by time of day — morning, afternoon, evening and night.

+35°
Best day: 13 August, Thursday
+18° · 4.7 mm
Worst day: 17 August, Monday

Tap any day below to see the weather morning, afternoon, evening and night.

Sun, 09+12 ° /24 °0Partly cloudy
MorningClear sky+17°feels +17°
AfternoonOvercast+23°feels +23°
EveningOvercast+20°feels +20°
NightOvercast+16°feels +15°
+24 °Partly cloudy

Ystradgynlais, Sunday, 9 August

Partly cloudy. High 24°C, low 12°C.

Pressure1014 mb
Wind9 mph W
Humidity36%
Visibility6.2 mi
Dew point8°C
Mon, 10+11 ° /26 °0Overcast
MorningOvercast+15°feels +15°
AfternoonOvercast+24°feels +23°
EveningClear sky+19°feels +18°
NightOvercast+14°feels +14°
+26 °Overcast

Ystradgynlais, Monday, 10 August

Overcast. High 26°C, low 11°C.

Pressure1021 mb
Wind6 mph N
Humidity35%
Visibility6.2 mi
Dew point5°C
Tue, 11+12 ° /29 °0Mainly clear
MorningClear sky+17°feels +17°
AfternoonMainly clear+27°feels +27°
EveningOvercast+22°feels +21°
NightClear sky+13°feels +12°
+29 °Mainly clear

Ystradgynlais, Tuesday, 11 August

Mainly clear. High 29°C, low 12°C.

Pressure1023 mb
Wind11 mph SE
Humidity37%
Visibility6.2 mi
Dew point9°C
Wed, 12+14 ° /33 °0Overcast
MorningOvercast+19°feels +18°
AfternoonClear sky+32°feels +30°
EveningClear sky+27°feels +27°
NightMainly clear+15°feels +13°
+33 °Overcast

Ystradgynlais, Wednesday, 12 August

Overcast. High 33°C, low 14°C.

Pressure1021 mb
Wind7 mph S
Humidity23%
Visibility6.2 mi
Dew point7°C
Thu, 13+17 ° /35 °0Partly cloudy
MorningPartly cloudy+24°feels +23°
AfternoonPartly cloudy+33°feels +31°
EveningPartly cloudy+25°feels +25°
NightPartly cloudy+18°feels +17°
+35 °Partly cloudy

Ystradgynlais, Thursday, 13 August

Partly cloudy. High 35°C, low 17°C.

Pressure1017 mb
Wind11 mph SW
Humidity14%
Visibility—
Dew point1°C
Fri, 14+15 ° /26 °0Mainly clear
MorningMainly clear+19°feels +19°
AfternoonMainly clear+25°feels +25°
EveningMainly clear+20°feels +20°
NightMainly clear+15°feels +15°
+26 °Mainly clear

Ystradgynlais, Friday, 14 August

Mainly clear. High 26°C, low 15°C.

Pressure1018 mb
Wind13 mph SW
Humidity56%
Visibility—
Dew point15°C
Sat, 15+14 ° /24 °0.4Light rain
MorningLight rain+18°feels +18°
AfternoonLight rain+24°feels +23°
EveningLight rain+20°feels +20°
NightLight rain+16°feels +16°
+24 °Light rain

Ystradgynlais, Saturday, 15 August

Light rain. High 24°C, low 14°C.

Pressure1016 mb
Wind11 mph NW
Humidity48%
Visibility—
Dew point11°C
Sun, 16+13 ° /23 °1.6Light rain
MorningLight rain+16°feels +16°
AfternoonLight rain+19°feels +18°
EveningLight rain+19°feels +18°
NightLight rain+14°feels +13°
+23 °Light rain

Ystradgynlais, Sunday, 16 August

Light rain. High 23°C, low 13°C.

Pressure1019 mb
Wind13 mph NW
Humidity78%
Visibility—
Dew point14°C
Mon, 17+13 ° /18 °4.7Light rain
MorningLight rain+14°feels +14°
AfternoonLight rain+17°feels +17°
EveningLight rain+18°feels +18°
NightLight rain+15°feels +15°
+18 °Light rain

Ystradgynlais, Monday, 17 August

Light rain. High 18°C, low 13°C.

Pressure1012 mb
Wind13 mph SW
Humidity99%
Visibility—
Dew point16°C

Forecast questions

How accurate is a 10-day forecast?

The first 3–5 days are the most dependable — usually within 1–2 degrees. From day 6 to 10 the models show the trend: the direction of change is right more often than the exact figures.

What does the time-of-day table show?

Temperature in Ystradgynlais at around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.

How is the best day chosen?

We weigh the daytime temperature against expected rainfall: a warm, dry day scores highest.