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:
16°C
60.8°F
°C °F

Condition: Moderate Rain

Pressure: 1,010 hPa

Feel like: 16 °C

Temperature: 16°C

Cloud: 100%

Humidity: 99%

Wind: SSW - 16 km/h

Visibility: 7.52 km

Weather forecast

Sat
20 Jun
11°C / 23°C
Overcast
Sun
21 Jun
16°C / 26°C
Drizzle
Mon
22 Jun
15°C / 25°C
Fog
Tue
23 Jun
13°C / 23°C
Fog
Wed
24 Jun
13°C / 26°C
Overcast
Hourly forecast today:
16:00 PM
16° / 16°
16° / 16°
Moderate Rain
99% 33 km/h
17:00 PM
16° / 16°
16° / 16°
Moderate Rain
99% 34 km/h
18:00 PM
15° / 16°
15° / 16°
Moderate Rain
99% 35 km/h
19:00 PM
16° / 16°
16° / 16°
Slight Rain
99% 41 km/h
20:00 PM
15° / 15°
15° / 15°
Slight Rain
98% 39 km/h
21:00 PM
14° / 15°
14° / 15°
Moderate Drizzle
98% 28 km/h
22:00 PM
15° / 15°
15° / 15°
Overcast
99% 32 km/h
23:00 PM
15° / 15°
15° / 15°
Overcast
97% 29 km/h
00:00 AM
15° / 15°
15° / 15°
Slight Rain
99% 36 km/h
01:00 AM
15° / 15°
15° / 15°
Moderate Rain
99% 39 km/h
02:00 AM
15° / 15°
15° / 15°
Drizzle
100% 48 km/h

30 Day Averages and Extremes

  • Average high 17.7°C
  • Average low 11.9°C
  • Hottest day 31°C (26 June 2026)
  • Coldest day 0°C (02 July 2026)
  • Average humidity 76.47%
  • Days with precipitation 25 days
  • Highest precipitation 90 mm (18 June 2026)

Yesterday's Data

  • Max: 17°C
  • Min: 15°C
  • Total Precipitation: 18 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 14ºC to 17ºC (57.2ºF to 62.6ºF), consider wearing:
- Light jacket (for cooler periods)
- Long-sleeve shirt or blouse
- Scarf (optional)
- Sun hat (if spending time outdoors)

Temperature

Early
14°C / 16°C
Morning
15°C / 16°C
Afternoon
16°C / 16°C
Evening
14°C / 15°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 438
  • CO 93
  • NH3 0
  • NO2 0
  • O3 48
  • PM10 5
  • PM25 2
  • SO2 0
  • CH4 1,355

Sunrise / Sunset

03:50
20:46