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:
18°C
64.4°F
°C °F

Condition: Clear Sky

Pressure: 1,025 hPa

Feel like: 17 °C

Temperature: 18°C

Cloud: 2%

Humidity: 56%

Wind: NE - 11 km/h

Visibility: 41.48 km

Weather forecast

Mon
22 Jun
17°C / 26°C
Slight Thunderstorm
Tue
23 Jun
14°C / 27°C
Partly Cloudy
Wed
24 Jun
17°C / 30°C
Slight Thunderstorm
Thu
25 Jun
16°C / 21°C
Drizzle
Fri
26 Jun
16°C / 19°C
Moderate Drizzle
Hourly forecast today:
08:00 AM
9° / 18°
9° / 18°
Clear Sky
56% 24 km/h
09:00 AM
10° / 19°
10° / 19°
Mainly Clear
54% 20 km/h
10:00 AM
11° / 20°
11° / 20°
Clear Sky
55% 18 km/h
11:00 AM
12° / 21°
12° / 21°
Mainly Clear
55% 18 km/h
12:00 PM
12° / 22°
12° / 22°
Clear Sky
51% 18 km/h
13:00 PM
12° / 22°
12° / 22°
Clear Sky
54% 24 km/h
14:00 PM
13° / 22°
13° / 22°
Clear Sky
55% 23 km/h
15:00 PM
13° / 22°
13° / 22°
Clear Sky
55% 21 km/h
16:00 PM
13° / 23°
13° / 23°
Clear Sky
55% 14 km/h
17:00 PM
14° / 23°
14° / 23°
Clear Sky
57% 12 km/h
18:00 PM
14° / 23°
14° / 23°
Mainly Clear
57% 8 km/h

30 Day Averages and Extremes

  • Average high 17.27°C
  • Average low 11.9°C
  • Hottest day 30°C (24 June 2026)
  • Coldest day 0°C (04 July 2026)
  • Average humidity 76.97%
  • Days with precipitation 24 days
  • Highest precipitation 88 mm (18 June 2026)

Yesterday's Data

  • Max: 23°C
  • Min: 13°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 very hot weather in Gwynedd, with the high temperatures above 28ºC (82.4ºF), consider wearing:
- UV-protective sunglasses
- Wide-brimmed sun hat
- Thin, moisture-wicking socks
- Lightweight t-shirt or tank top

Temperature

Early
5°C / 13°C
Morning
10°C / 19°C
Afternoon
13°C / 22°C
Evening
12°C / 19°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 422
  • CO 101
  • NH3 1
  • NO2 0
  • O3 59
  • PM10 3
  • PM25 2
  • SO2 0
  • CH4 1,380

Sunrise / Sunset

03:51
20:46