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Read moreHarlech Castle (Gwynedd) weather
Find a forecast
Forecast days
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Today. Maximum daytime temperature: 12 degrees Celsius; Minimum nighttime temperature: 7 degrees Celsius. Heavy rain changing to sunny intervals by early evening. Sunrise: 07:07; Sunset: 19:09. UV: Moderate; Pollution: Low; No pollen data.
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Friday 25 September. Maximum daytime temperature: 13 degrees Celsius; Minimum nighttime temperature: 9 degrees Celsius. Partly cloudy changing to sunny by late morning. Sunrise: 07:08; Sunset: 19:06. UV: Moderate; Pollution: Low; No pollen data.
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Saturday 26 September. Maximum daytime temperature: 13 degrees Celsius; Minimum nighttime temperature: 7 degrees Celsius. Cloudy changing to sunny intervals by late morning. Sunrise: 07:10; Sunset: 19:04. UV: Moderate; Pollution: Low; No pollen data.
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Sunday 27 September. Maximum daytime temperature: 13 degrees Celsius; Minimum nighttime temperature: 7 degrees Celsius. Partly cloudy changing to sunny intervals by late morning. Sunrise: 07:12; Sunset: 19:01. UV: Moderate; Pollution: Low; No pollen data.
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Monday 28 September. Maximum daytime temperature: 15 degrees Celsius; Minimum nighttime temperature: 10 degrees Celsius. Cloudy changing to light rain by lunchtime. Sunrise: 07:14; Sunset: 18:59. UV: Low; Pollution: Low; No pollen data.
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Tuesday 29 September. Maximum daytime temperature: 15 degrees Celsius; Minimum nighttime temperature: 10 degrees Celsius. Cloudy. Sunrise: 07:15; Sunset: 18:57. UV: Moderate;
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Wednesday 30 September. Maximum daytime temperature: 15 degrees Celsius; Minimum nighttime temperature: 11 degrees Celsius. Light rain. Sunrise: 07:17; Sunset: 18:54. UV: Low;
Seven day forecast for Harlech Castle
Today (24 September 2020)
| Time | Now | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 21:00 | 22:00 | 23:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbol |
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|
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|
|
| Chance of precipitation | 90% | 50% | 30% | 40% | 40% | 80% | 60% | 40% | 20% | 40% | 30% | 10% | 10% | 10% | 10% | 10% | 10% |
| Temperature (°C) |
8°
|
10°
|
11°
|
11°
|
11°
|
10°
|
10°
|
11°
|
12°
|
11°
|
11°
|
11°
|
10°
|
9°
|
9°
|
9°
|
8°
|
| Feels like temperature (°C) | 5° | 6° | 7° | 8° | 7° | 7° | 7° | 9° | 9° | 10° | 10° | 10° | 9° | 8° | 8° | 7° | 6° |
| Wind direction and speed (miles per hour) |
SSE
13
|
SW
19
|
SW
20
|
WSW
19
|
SW
18
|
S
14
|
S
16
|
SSE
12
|
S
11
|
SSE
7
|
SSE
6
|
ENE
5
|
NNE
5
|
NE
6
|
NE
6
|
NNE
7
|
NNE
9
|
| Wind gust (miles per hour) | 25 | 30 | 31 | 30 | 28 | 23 | 27 | 20 | 18 | 12 | 10 | 8 | 9 | 9 | 10 | 12 | 16 |
| Visibility | E | VG | E | E | VG | VG | VG | E | E | VG | VG | E | VG | VG | VG | VG | VG |
| Humidity | 88% | 84% | 76% | 72% | 72% | 75% | 73% | 67% | 68% | 68% | 70% | 73% | 81% | 82% | 82% | 82% | 83% |
| UV | - | 1 | 1 | 1 | 2 | 2 | 3 | 2 | 2 | 1 | 1 | 1 | 1 | - | - | - | - |
Friday (25 September 2020)
| Time | 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 21:00 | 22:00 | 23:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbol |
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| Chance of precipitation | 20% | 40% | 40% | 40% | 40% | 40% | 10% | <5% | <5% | <5% | 10% | 10% | 10% | 10% | 10% | 30% | 60% | 40% | 10% | 10% | 10% | 10% | 30% | 20% |
| Temperature (°C) |
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
9°
|
10°
|
11°
|
12°
|
12°
|
13°
|
13°
|
12°
|
12°
|
11°
|
11°
|
11°
|
10°
|
10°
|
10°
|
10°
|
| Feels like temperature (°C) | 7° | 6° | 6° | 6° | 5° | 5° | 6° | 6° | 6° | 7° | 8° | 9° | 9° | 9° | 9° | 8° | 8° | 8° | 8° | 7° | 7° | 7° | 7° | 7° |
| Wind direction and speed (miles per hour) |
N
8
|
NNE
11
|
NNE
10
|
N
10
|
N
11
|
N
12
|
N
13
|
N
12
|
N
13
|
N
14
|
NNW
16
|
NNW
17
|
NNW
18
|
NNW
18
|
NNW
19
|
NNW
20
|
NNW
19
|
NNW
18
|
NNW
17
|
NNW
16
|
NNW
15
|
NNW
15
|
NNW
15
|
NNW
15
|
| Wind gust (miles per hour) | 14 | 20 | 19 | 19 | 21 | 23 | 23 | 23 | 26 | 25 | 27 | 29 | 30 | 30 | 32 | 33 | 32 | 31 | 29 | 30 | 29 | 28 | 28 | 27 |
| Visibility | VG | G | VG | VG | VG | VG | VG | VG | VG | VG | VG | E | VG | VG | VG | VG | VG | VG | E | E | E | E | E | E |
| Humidity | 84% | 85% | 86% | 85% | 82% | 81% | 78% | 76% | 74% | 69% | 64% | 62% | 60% | 58% | 62% | 65% | 70% | 68% | 69% | 67% | 68% | 67% | 67% | 70% |
| UV | - | - | - | - | - | - | - | - | 1 | 1 | 2 | 2 | 3 | 3 | 2 | 2 | 1 | 1 | 1 | - | - | - | - | - |
Saturday (26 September 2020)
| Time | 00:00 | 01:00 | 04:00 | 07:00 | 10:00 | 13:00 | 16:00 | 19:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|---|
| Weather symbol |
|
|
|
|
|
|
|
|
|
| Chance of precipitation | 20% | 20% | 10% | 10% | <5% | <5% | <5% | <5% | <5% |
| Temperature (°C) |
10°
|
9°
|
9°
|
9°
|
11°
|
12°
|
12°
|
10°
|
9°
|
| Feels like temperature (°C) | 7° | 7° | 6° | 6° | 8° | 9° | 9° | 8° | 7° |
| Wind direction and speed (miles per hour) |
NNW
13
|
NNW
13
|
NNW
12
|
NNW
10
|
N
13
|
N
15
|
N
15
|
N
11
|
N
9
|
| Wind gust (miles per hour) | 25 | 24 | 23 | 19 | 24 | 28 | 28 | 19 | 15 |
| Visibility | E | VG | VG | VG | VG | VG | VG | VG | VG |
| Humidity | 71% | 72% | 73% | 74% | 64% | 53% | 56% | 68% | 77% |
| UV | - | - | - | - | 2 | 3 | 1 | - | - |
Sunday (27 September 2020)
| Time | 01:00 | 04:00 | 07:00 | 10:00 | 13:00 | 16:00 | 19:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|
| Weather symbol |
|
|
|
|
|
|
|
|
| Chance of precipitation | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% |
| Temperature (°C) |
8°
|
8°
|
8°
|
11°
|
13°
|
13°
|
11°
|
9°
|
| Feels like temperature (°C) | 6° | 6° | 5° | 9° | 10° | 11° | 9° | 8° |
| Wind direction and speed (miles per hour) |
N
9
|
N
9
|
N
9
|
NNW
11
|
NW
11
|
NW
11
|
NW
8
|
W
5
|
| Wind gust (miles per hour) | 15 | 15 | 15 | 20 | 22 | 20 | 14 | 9 |
| Visibility | VG | VG | VG | VG | VG | VG | VG | VG |
| Humidity | 78% | 81% | 85% | 72% | 65% | 66% | 81% | 89% |
| UV | - | - | - | 2 | 3 | 1 | - | - |
Monday (28 September 2020)
| Time | 01:00 | 04:00 | 07:00 | 10:00 | 13:00 | 16:00 | 19:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|
| Weather symbol |
|
|
|
|
|
|
|
|
| Chance of precipitation | <5% | <5% | 10% | 10% | 50% | 50% | 50% | 10% |
| Temperature (°C) |
8°
|
9°
|
9°
|
12°
|
14°
|
14°
|
14°
|
13°
|
| Feels like temperature (°C) | 7° | 8° | 8° | 11° | 13° | 13° | 12° | 11° |
| Wind direction and speed (miles per hour) |
SSW
5
|
NW
5
|
SSW
6
|
WSW
7
|
SW
10
|
SSW
9
|
W
12
|
WNW
13
|
| Wind gust (miles per hour) | 10 | 10 | 10 | 13 | 18 | 17 | 21 | 21 |
| Visibility | G | G | M | G | G | G | G | G |
| Humidity | 91% | 93% | 95% | 89% | 85% | 87% | 91% | 91% |
| UV | - | - | - | 1 | 2 | 1 | - | - |
Tuesday (29 September 2020)
| Time | 01:00 | 04:00 | 07:00 | 10:00 | 13:00 | 16:00 | 19:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|
| Weather symbol |
|
|
|
|
|
|
|
|
| Chance of precipitation | 10% | 10% | 10% | 10% | 10% | 10% | 20% | 20% |
| Temperature (°C) |
13°
|
12°
|
11°
|
13°
|
14°
|
14°
|
13°
|
12°
|
| Feels like temperature (°C) | 11° | 10° | 9° | 11° | 12° | 12° | 11° | 10° |
| Wind direction and speed (miles per hour) |
WNW
12
|
NNE
11
|
NNE
9
|
WNW
9
|
W
11
|
W
10
|
WSW
9
|
WSW
10
|
| Wind gust (miles per hour) | 19 | 19 | 16 | 17 | 20 | 18 | 14 | 17 |
| Visibility | G | G | G | VG | VG | VG | VG | G |
| Humidity | 91% | 91% | 92% | 84% | 73% | 74% | 85% | 88% |
| UV | - | - | - | 2 | 3 | 1 | - | - |
Wednesday (30 September 2020)
| Time | 01:00 | 04:00 | 07:00 | 10:00 | 13:00 | 16:00 | 19:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|
| Weather symbol |
|
|
|
|
|
|
|
|
| Chance of precipitation | 20% | 60% | 60% | 60% | 80% | 40% | 40% | 60% |
| Temperature (°C) |
12°
|
12°
|
12°
|
14°
|
14°
|
14°
|
13°
|
13°
|
| Feels like temperature (°C) | 10° | 10° | 10° | 11° | 11° | 11° | 11° | 10° |
| Wind direction and speed (miles per hour) |
S
12
|
S
13
|
S
15
|
SSW
16
|
SW
16
|
SW
17
|
NW
16
|
SW
16
|
| Wind gust (miles per hour) | 20 | 23 | 25 | 28 | 28 | 29 | 27 | 27 |
| Visibility | G | M | M | G | M | G | G | G |
| Humidity | 89% | 91% | 91% | 88% | 86% | 85% | 88% | 89% |
| UV | - | - | - | 1 | 1 | 1 | - | - |
Wales weather forecast
Headline:
Widespread showers and windy.
Today:
Sunny spells and widespread showers for much of Thursday, the showers being heavy and possibly thundery at times. Windy for all with gales, potentially severe, in exposed locations. Generally feeling cool, but cold in wind and showers. Maximum temperature 13 °C.
Tonight:
Showers slowly fading inland through the evening but persisting along coasts overnight. Clear spells developing later, bringing a grass frost to some rural areas. Remaining windy, particularly along coasts. Minimum temperature 5 °C.
Friday:
Drier for most but showers, sometimes heavy, still affecting the west. A breezy and cool day, but sunny spells helping conditions feel more pleasant by the afternoon, most notably inland. Maximum temperature 14 °C.
Outlook for Saturday to Monday:
Dry and feeling cool on Saturday and Sunday with some sunny spells following cold starts and overnight grass frost. Rain possible Monday morning, brighter in the afternoon with scattered showers.
Updated:
UK long range weather forecast
Cloud and outbreaks of drizzle affecting the east and west at first with dry weather in between on Monday. Initially many places dry Tuesday before cloud and rain arrive later. Into the middle of next week, it is set to return to unsettled conditions. There will be generally windy weather coupled with showers and occasional longer spells of rain at times. The heaviest rain most likely in the west and northwest, which may also see gales, low likelihood of severe, at times. Although in the east and southeast, there may still be brief interludes of drier and sunnier weather. Temperatures will generally be rather cool, potentially cooler in more persistent rainfall, and overnight frost may be seen in prone parts of the north during any brief interludes of calmer weather.
Updated:
Further into October, conditions are likely to remain unsettled for most. The most unsettled conditions being in southern areas. Generally windy with a chance of gales however the risk of gales reduces later in the period. Feeling cool throughout with a risk of overnight frost. Lighter winds means that morning fog patches may also become more prevalent towards mid-month.
Updated:
