UTC Offset
UTC+01:00
Penarth, United Kingdom Snapshot 2026
Where is Penarth?
Penarth, United Kingdom
- Continent
- Europe
- Country
- United Kingdom
- City
- Penarth
- Population
- 23.4K
- Coordinates
- 51.44°, -3.17°
Penarth is a city in United Kingdom with a population of approximately 23.4K. Average temperatures range from 3°C (38°F) in January to 19°C (67°F) in July. The best time to visit is June, July, August, September.
Time in Penarth right now
Open full time & time zone page 20:18 18
Monday, June 15, 2026
IANA time zone
Europe/London
Daylight saving
DST in effect
GMT / BST
Next DST change
October 25
backward -1h
Live weather in Penarth
Daylight in Penarth today
View full sunrise & sunset page Sunrise
Sunset
Day length
16h 36m
Climate normals for Penarth
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Fair May
Fair June best
Good July best
Excellent August best
Excellent September best
Good October
Poor November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 7°C / 3°C | 4°C / -1°C | 13days (92 mm) Wet | 3.9h Poor | 86% Very Muggy | 1.1 Low | Poor | View Details |
| February | 8°C / 4°C | 4°C / 0°C | 12days (90 mm) Wet | 5.1h Fair | 83% Humid | 1.5 Low | Poor | View Details |
| March | 9°C / 4°C | 6°C / 0°C | 15days (92 mm) Wet | 6.8h Fair | 82% Humid | 3.3 Moderate | Poor | View Details |
| April | 12°C / 6°C | 9°C / 2°C | 11days (60 mm) Wet | 9.3h Good | 77% Humid | 4.5 Moderate | Fair | View Details |
| May | 15°C / 9°C | 13°C / 6°C | 11days (67 mm) Wet | 10.7h Excellent | 78% Humid | 5.6 High | Fair | View Details |
| June best | 18°C / 12°C | 17°C / 10°C | 11days (69 mm) Wet | 10.7h Excellent | 78% Humid | 6.2 High | Good | View Details |
| July best | 19°C / 14°C | 19°C / 13°C | 12days (72 mm) Wet | 10.9h Excellent | 78% Humid | 5.9 High | Excellent | View Details |
| August best | 19°C / 14°C | 18°C / 13°C | 11days (77 mm) Wet | 9.7h Good | 79% Humid | 5.2 High | Excellent | View Details |
| September best | 17°C / 12°C | 16°C / 10°C | 13days (106 mm) Wet | 7.6h Good | 81% Humid | 3.8 Moderate | Good | View Details |
| October | 14°C / 10°C | 12°C / 7°C | 15days (121 mm) Wet | 5.8h Fair | 83% Humid | 2.4 Moderate | Poor | View Details |
| November | 10°C / 7°C | 7°C / 3°C | 15days (113 mm) Wet | 4.3h Fair | 85% Humid | 1.3 Low | Poor | View Details |
| December | 9°C / 5°C | 5°C / 1°C | 15days (121 mm) Wet | 3.1h Poor | 87% Very Muggy | 0.8 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 7°C / 3°C . Feb: 8°C / 4°C . Mar: 9°C / 4°C . Apr: 12°C / 6°C . May: 15°C / 9°C . Jun: 18°C / 12°C . Jul: 19°C / 14°C . Aug: 19°C / 14°C . Sep: 17°C / 12°C . Oct: 14°C / 10°C . Nov: 10°C / 7°C . Dec: 9°C / 5°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 92 mm. Feb: 90 mm. Mar: 92 mm. Apr: 60 mm. May: 67 mm. Jun: 69 mm. Jul: 72 mm. Aug: 77 mm. Sep: 106 mm. Oct: 121 mm. Nov: 113 mm. Dec: 121 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 86%. Feb: 83%. Mar: 82%. Apr: 77%. May: 78%. Jun: 78%. Jul: 78%. Aug: 79%. Sep: 81%. Oct: 83%. Nov: 85%. Dec: 87%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 25 km/h . Feb: 27 km/h . Mar: 25 km/h . Apr: 21 km/h . May: 20 km/h . Jun: 21 km/h . Jul: 20 km/h . Aug: 22 km/h . Sep: 22 km/h . Oct: 24 km/h . Nov: 25 km/h . Dec: 26 km/h .
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 6°C . Feb: 7°C . Mar: 8°C . Apr: 11°C . May: 15°C . Jun: 18°C . Jul: 19°C . Aug: 20°C . Sep: 18°C . Oct: 15°C . Nov: 12°C . Dec: 8°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 1. Feb: UV 2. Mar: UV 3. Apr: UV 5. May: UV 6. Jun: UV 6. Jul: UV 6. Aug: UV 5. Sep: UV 4. Oct: UV 2. Nov: UV 1. Dec: UV 1.
Frequently Asked Questions
Penarth has a population of approximately 23.4K.
The best months to visit Penarth are June, July, August, September, when temperatures are pleasant and rainfall is lower.
Penarth receives approximately 1080mm of rainfall annually across 154 rainy days.
Penarth is located in United Kingdom, in the Europe region.