UTC Offset
UTC+01:00
Llanharry, United Kingdom Snapshot 2026
Where is Llanharry?
Llanharry, United Kingdom
- Continent
- Europe
- Country
- United Kingdom
- City
- Llanharry
- Population
- 3K
- Coordinates
- 51.51°, -3.43°
Llanharry is a city in United Kingdom with a population of approximately 3K. Average temperatures range from 3°C (38°F) in January to 20°C (67°F) in July. The best time to visit is June, July, August, September.
Time in Llanharry right now
Open full time & time zone page 20:26 26
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 Llanharry
Daylight in Llanharry today
View full sunrise & sunset page Sunrise
Sunset
Day length
16h 36m
Climate normals for Llanharry
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 | 3°C / -1°C | 14days (103 mm) Wet | 4h Fair | 87% Very Muggy | 1.1 Low | Poor | View Details |
| February | 8°C / 4°C | 4°C / -1°C | 13days (99 mm) Wet | 5.2h Fair | 84% Humid | 1.5 Low | Poor | View Details |
| March | 10°C / 4°C | 6°C / 0°C | 15days (95 mm) Wet | 7h Good | 82% Humid | 3.3 Moderate | Poor | View Details |
| April | 12°C / 5°C | 9°C / 2°C | 11days (62 mm) Wet | 9.6h Good | 77% Humid | 4.5 Moderate | Fair | View Details |
| May | 16°C / 9°C | 14°C / 6°C | 11days (67 mm) Wet | 11h Excellent | 77% Humid | 5.6 High | Fair | View Details |
| June best | 18°C / 12°C | 17°C / 10°C | 12days (72 mm) Wet | 11.1h Excellent | 78% Humid | 6.3 High | Good | View Details |
| July best | 20°C / 14°C | 19°C / 12°C | 12days (76 mm) Wet | 11.2h Excellent | 78% Humid | 5.8 High | Excellent | View Details |
| August best | 19°C / 14°C | 18°C / 12°C | 13days (84 mm) Wet | 10.1h Excellent | 79% Humid | 5.2 High | Excellent | View Details |
| September best | 17°C / 12°C | 16°C / 10°C | 14days (116 mm) Wet | 7.8h Good | 82% Humid | 3.8 Moderate | Good | View Details |
| October | 14°C / 10°C | 12°C / 7°C | 16days (129 mm) Wet | 6.1h Fair | 84% Humid | 2.4 Moderate | Poor | View Details |
| November | 10°C / 6°C | 7°C / 3°C | 15days (124 mm) Wet | 4.5h Fair | 86% Very Muggy | 1.3 Low | Poor | View Details |
| December | 9°C / 5°C | 5°C / 1°C | 16days (135 mm) Wet | 3.3h Poor | 88% 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: 10°C / 4°C . Apr: 12°C / 5°C . May: 16°C / 9°C . Jun: 18°C / 12°C . Jul: 20°C / 14°C . Aug: 19°C / 14°C . Sep: 17°C / 12°C . Oct: 14°C / 10°C . Nov: 10°C / 6°C . Dec: 9°C / 5°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 103 mm. Feb: 99 mm. Mar: 95 mm. Apr: 62 mm. May: 67 mm. Jun: 72 mm. Jul: 76 mm. Aug: 84 mm. Sep: 116 mm. Oct: 129 mm. Nov: 124 mm. Dec: 135 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 87%. Feb: 84%. Mar: 82%. Apr: 77%. May: 77%. Jun: 78%. Jul: 78%. Aug: 79%. Sep: 82%. Oct: 84%. Nov: 86%. Dec: 88%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 26 km/h . Feb: 29 km/h . Mar: 26 km/h . Apr: 22 km/h . May: 21 km/h . Jun: 21 km/h . Jul: 21 km/h . Aug: 22 km/h . Sep: 23 km/h . Oct: 25 km/h . Nov: 26 km/h . Dec: 27 km/h .
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 8°C . Feb: 8°C . Mar: 8°C . Apr: 11°C . May: 14°C . Jun: 16°C . Jul: 18°C . Aug: 19°C . Sep: 18°C . Oct: 15°C . Nov: 13°C . Dec: 10°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
Llanharry has a population of approximately 3K.
The best months to visit Llanharry are June, July, August, September, when temperatures are pleasant and rainfall is lower.
Llanharry receives approximately 1162mm of rainfall annually across 162 rainy days.
Llanharry is located in United Kingdom, in the Europe region.