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:
14°C
57.2°F
°C °F

Condition: Clear Sky

Pressure: 1,030 hPa

Feel like: 13 °C

Temperature: 14°C

Cloud: 0%

Humidity: 64%

Wind: WNW - 7 km/h

Visibility: 46.04 km

Weather forecast

Mon
21 Sep
14°C / 16°C
Drizzle
Tue
22 Sep
6°C / 15°C
Slight Rain
Wed
23 Sep
5°C / 16°C
Partly Cloudy
Thu
24 Sep
12°C / 16°C
Drizzle
Fri
25 Sep
13°C / 16°C
Drizzle
Hourly forecast today:
17:00 PM
7° / 14°
7° / 14°
Clear Sky
64% 17 km/h
18:00 PM
8° / 12°
8° / 12°
Clear Sky
80% 7 km/h
19:00 PM
7° / 11°
7° / 11°
Clear Sky
79% 11 km/h
20:00 PM
7° / 11°
7° / 11°
Clear Sky
76% 12 km/h
21:00 PM
7° / 10°
7° / 10°
Clear Sky
78% 12 km/h
22:00 PM
6° / 11°
6° / 11°
Clear Sky
76% 15 km/h
23:00 PM
7° / 10°
7° / 10°
Clear Sky
78% 13 km/h
00:00 AM
7° / 10°
7° / 10°
Clear Sky
78% 12 km/h
01:00 AM
7° / 11°
7° / 11°
Mainly Clear
76% 15 km/h
02:00 AM
8° / 12°
8° / 12°
Partly Cloudy
77% 11 km/h
03:00 AM
7° / 10°
7° / 10°
Clear Sky
82% 10 km/h

30 Day Averages and Extremes

  • Average high 15.8°C
  • Average low 10.63°C
  • Hottest day 25°C (02 October 2026)
  • Coldest day 0°C (03 October 2026)
  • Average humidity 79.23%
  • Days with precipitation 27 days
  • Highest precipitation 77 mm (15 September 2026)

Yesterday's Data

  • Max: 16°C
  • Min: 10°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 mild weather in Gwynedd, with temperatures between 13ºC to 16ºC (55.4ºF to 60.8ºF), consider wearing:
- Cotton socks
- Scarf (optional)
- Sun hat (if spending time outdoors)
- Light jacket (for cooler periods)

Temperature

Early
10°C / 13°C
Morning
8°C / 14°C
Afternoon
7°C / 15°C
Evening
7°C / 10°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 426
  • CO 193
  • NH3 0
  • NO2 0
  • O3 76
  • PM10 14
  • PM25 3
  • SO2 0
  • CH4 1,389

Sunrise / Sunset

06:00
18:17