Gwynedd, United Kingdom Weather

  1. Gwynedd, United Kingdom Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Gwynedd over the next 12 hours
  7. Temperature and possibility of rain in Gwynedd in the coming days
  8. Rainfall in Gwynedd in the coming days
  9. Gwynedd Weather Summary
  10. Weather averages by month
  11. Gwynedd's weather
  12. Frequently asked questions
  13. Comments
Gwynedd, Weather
(Photo by Viktor Forgacs on Unsplash)

Current conditions

Updated:
20°C
68.0°F
°C °F

Condition: Mainly Clear

Pressure: 1,027 hPa

Feel like: 19 °C

Temperature: 20°C

Cloud: 22%

Humidity: 61%

Wind: NNW - 18 km/h

Visibility: 40.68 km

Weather forecast

Tue
21 Jul
12°C / 21°C
Overcast
Wed
22 Jul
10°C / 21°C
Overcast
Thu
23 Jul
7°C / 19°C
Overcast
Fri
24 Jul
10°C / 19°C
Moderate Drizzle
Sat
25 Jul
15°C / 18°C
Moderate Drizzle
Hourly forecast today:
16:00 PM
12° / 20°
12° / 20°
Mainly Clear
61% 39 km/h
17:00 PM
12° / 20°
12° / 20°
Clear Sky
61% 36 km/h
18:00 PM
12° / 19°
12° / 19°
Clear Sky
62% 31 km/h
19:00 PM
11° / 18°
11° / 18°
Clear Sky
65% 28 km/h
20:00 PM
11° / 16°
11° / 16°
Clear Sky
73% 22 km/h
21:00 PM
10° / 12°
10° / 12°
Clear Sky
86% 14 km/h
22:00 PM
9° / 10°
9° / 10°
Clear Sky
91% 8 km/h
23:00 PM
9° / 11°
9° / 11°
Clear Sky
88% 10 km/h
00:00 AM
10° / 11°
10° / 11°
Clear Sky
90% 11 km/h
01:00 AM
10° / 12°
10° / 12°
Clear Sky
88% 12 km/h
02:00 AM
11° / 13°
11° / 13°
Mainly Clear
88% 12 km/h

30 Day Averages and Extremes

  • Average high 20.6°C
  • Average low 12.27°C
  • Hottest day 30°C (09 July 2026)
  • Coldest day 0°C (02 August 2026)
  • Average humidity 67.97%
  • Days with precipitation 10 days
  • Highest precipitation 54 mm (28 July 2026)

Yesterday's Data

  • Max: 20°C
  • Min: 8°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Gwynedd over the next 12 hours

Temperature and possibility of rain in Gwynedd in the coming days

Rainfall in Gwynedd in the coming days

Gwynedd Climate Summary

Gwynedd features a Marine west coast, warm summer (Köppen classification: Cfb), with an average annual temperature of 9.33ºC (48.79ºF), which is about -1.42% lower than the national average for United Kingdom. Annually, the city experiences approximately 125.0 millimeters (4.92 inches) of rainfall, spread across 196.91 rainy days, accounting for 53.95% of the year.

Longitude 52.9277266
Latitude -4.1334836
Yearly high temperature 11.23ºC (52.21ºF)
Yearly low temperature 5.49ºC (41.88ºF)
Hottest month June 15.98ºC (60.76ºF)
Coldest month December 2.78ºC (37.0ºF)
Yearly precip 125.0mm (4.92in)
Days with rainfall 196.91 days (53.95%)
Driest month April (83.59%)
Wettest month December (90.63%)

Weather averages by month

Month High / Low (°C) Rain
January 5.36° / 1.66° 17.73 days
February 5.88° / 1.42° 16.27 days
March 8.02° / 1.82° 13.73 days
April 10.97° / 3.68° 13.73 days
May 13.54° / 6.07° 14.45 days
June 15.98° / 8.51° 15.27 days
July 17.22° / 10.07° 17.18 days
August 16.43° / 10.32° 18.91 days
September 14.88° / 8.69° 15.55 days
October 11.79° / 6.68° 17.09 days
November 8.28° / 4.18° 17.91 days
December 6.43° / 2.78° 19.09 days

Gwynedd's weather

Frequently asked questions

1. What is the hottest month in Gwynedd?

June has the highest average monthly temperature (daily mean of 15.98ºC) and December are the coolest (daily mean of 2.78ºC).

2. What should I wear in Gwynedd today?

For today's warm weather in Gwynedd, with temperatures between 19ºC to 22ºC (66.2ºF to 71.6ºF), you might consider wearing:
- Sunscreen (if spending time outdoors)
- Light, breathable socks
- Shorts or lightweight trousers
- Comfortable sandals or sneakers

Temperature

Early
8°C / 11°C
Morning
9°C / 19°C
Afternoon
12°C / 20°C
Evening
10°C / 12°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 433
  • CO 96
  • NH3 0
  • NO2 0
  • O3 60
  • PM10 7
  • PM25 4
  • SO2 0
  • CH4 1,355

Sunrise / Sunset

04:18
20:28