Abercarn, United Kingdom experiences average highs of 14°C (57°F) and lows of 7°C (45°F) throughout the year. Rainfall is frequent, averaging about 13 rainy days per month. Average highs have warmed by 1.1°C (2.0°F) across the available records.
Abercarn, United Kingdom Weather & Climate 2026
Monthly climate averages for Abercarn, United Kingdom. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Nov 
Wetter season: Mar–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
4.9/10
Best: May, June, July, August, September
UV Index
3
Low
Temperature 14°C / 7°C
Feels Like 11°C / 5°C
Rainy Days 13
Rainfall 95 mm
Sunshine 7 h
Humidity 82%
Wind Speed 20 km/h
Dew Point 8°C
Snow Days 2 days
Frost Days 5 days
Hottest Month
20°C
July
Avg Low13°C
Rain13days
Coldest Month
2°C
January
Avg High7°C
Rain13days
Driest Month
11days
April
Avg High13°C
Avg Low5°C
Windiest Month
23 km/h
February (Gusts 52)
Sea Temperature
6°C – 20°C
Warmest water: August (
20°C
)
Worst Time to Visit
Consider avoiding January, February, March, December due to very cold temperatures, frequent rain.
Sun Position
Sunrise 04:55
Daylight 16.6h
Sunset 21:33
Live conditions—
Abercarn on the map · live conditions
Abercarn, United Kingdom
- Continent
- Europe
- Country
- United Kingdom
- City
- Abercarn
- Population
- 10.1K
- Coordinates
- 51.65°, -3.13°
Seasonal Breakdown
Spring
Mar–May
Avg High 13°C
Avg Low 6°C
Rain 13 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 20°C
Avg Low 13°C
Rain 12 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 14°C
Avg Low 9°C
Rain 14 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 8°C
Avg Low 3°C
Rain 14 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 7°C / 2°C . Feb: 8°C / 3°C . Mar: 10°C / 4°C . Apr: 13°C / 5°C . May: 16°C / 8°C . Jun: 19°C / 12°C . Jul: 20°C / 13°C . Aug: 20°C / 13°C . Sep: 18°C / 11°C . Oct: 14°C / 9°C . Nov: 10°C / 5°C . Dec: 8°C / 4°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 93 mm. Feb: 97 mm. Mar: 101 mm. Apr: 71 mm. May: 81 mm. Jun: 80 mm. Jul: 78 mm. Aug: 81 mm. Sep: 104 mm. Oct: 126 mm. Nov: 110 mm. Dec: 122 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 88%. Feb: 85%. Mar: 82%. Apr: 77%. May: 76%. Jun: 77%. Jul: 76%. Aug: 79%. Sep: 82%. Oct: 85%. Nov: 87%. Dec: 90%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 21 km/h . Feb: 23 km/h . Mar: 22 km/h . Apr: 19 km/h . May: 18 km/h . Jun: 18 km/h . Jul: 18 km/h . Aug: 19 km/h . Sep: 19 km/h . Oct: 20 km/h . Nov: 20 km/h . Dec: 22 km/h .
Sunshine
Sunshine
Sunshine: Jan: 4h. Feb: 5h. Mar: 7h. Apr: 9h. May: 11h. Jun: 11h. Jul: 11h. Aug: 10h. Sep: 8h. Oct: 6h. Nov: 4h. Dec: 3h.
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: 20°C . Aug: 20°C . Sep: 18°C . Oct: 14°C . Nov: 11°C . Dec: 8°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 1. Feb: UV 1. Mar: UV 3. Apr: UV 4. May: UV 6. Jun: UV 6. Jul: UV 6. Aug: UV 5. Sep: UV 4. Oct: UV 2. Nov: UV 1. Dec: UV 1.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 3 days. Feb: 3 days. Mar: 3 days. Apr: 1 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 1 days. Dec: 2 days.
Climate Trends
Average highs have warmed by 1.1°C (2.0°F) across the available records. Average rainfall is trending wetter by about 20 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Jul 2025 · 22°C | Jul · 20°C |
| Coldest month | Jan 2025 · 1°C | Jan · 2°C |
| Wettest month | Nov 2025 · 190 mm | Oct · 126 mm |
| Windiest month | Dec 2025 · 24 km/h | Feb · 23 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Fair May best
Good 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 / 2°C | 4°C / -2°C | 13days (93 mm) Wet | 3.8h Poor | 88% Very Muggy | 1.1 Low | Poor | View Details |
| February | 8°C / 3°C | 5°C / -1°C | 13days (97 mm) Wet | 5h Fair | 85% Humid | 1.4 Low | Poor | View Details |
| March | 10°C / 4°C | 6°C / 0°C | 15days (101 mm) Wet | 6.8h Fair | 82% Humid | 3.3 Moderate | Poor | View Details |
| April | 13°C / 5°C | 10°C / 2°C | 11days (71 mm) Wet | 9.2h Good | 77% Humid | 4.4 Moderate | Fair | View Details |
| May best | 16°C / 8°C | 14°C / 6°C | 12days (81 mm) Wet | 10.7h Excellent | 76% Humid | 5.6 High | Good | View Details |
| June best | 19°C / 12°C | 18°C / 10°C | 12days (80 mm) Wet | 10.7h Excellent | 77% Humid | 6.2 High | Good | View Details |
| July best | 20°C / 13°C | 20°C / 12°C | 13days (78 mm) Wet | 10.8h Excellent | 76% Humid | 5.8 High | Excellent | View Details |
| August best | 20°C / 13°C | 19°C / 12°C | 12days (81 mm) Wet | 9.7h Good | 79% Humid | 5.2 High | Excellent | View Details |
| September best | 18°C / 11°C | 16°C / 10°C | 13days (104 mm) Wet | 7.5h Good | 82% Humid | 3.7 Moderate | Good | View Details |
| October | 14°C / 9°C | 12°C / 7°C | 15days (126 mm) Wet | 5.7h Fair | 85% Humid | 2.4 Moderate | Poor | View Details |
| November | 10°C / 5°C | 7°C / 2°C | 13days (110 mm) Wet | 4.2h Fair | 87% Very Muggy | 1.3 Low | Poor | View Details |
| December | 8°C / 4°C | 5°C / 1°C | 15days (122 mm) Wet | 3.1h Poor | 90% Very Muggy | 0.8 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Abercarn are May, June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Abercarn, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Abercarn is July, with average daytime highs of 20°C (69°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Abercarn is January, with average overnight lows of 2°C (36°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Abercarn is October, averaging 126mm of precipitation across 15 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Abercarn runs through March, October, December, January, with the heaviest rainfall in March. Based on 10-year averages for Abercarn.
Abercarn receives approximately 87 sunshine hours per year. The sunniest month is July with around 11 hours. Based on climate data for Abercarn.
The least favorable months to visit Abercarn are January, February, March, December, primarily due to very cold temperatures, frequent rain. For the best conditions, consider May, June, July, August, September instead.
The annual average UV index in Abercarn is 3, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Abercarn is 82%, classified as humid. High humidity makes warm temperatures feel significantly hotter — lightweight, breathable clothing is recommended.
Sea temperatures in Summer average 13°C (55°F), which most swimmers will find too cold without a wetsuit.
Yes, Abercarn receives snow. Months with snowfall average 2 snow days and 3 cm (1 in) of accumulation, with about 5 frost days during winter.
Average wind speeds in Abercarn are 20 km/h (12 mph). The windiest month is February with peak winds reaching 23 km/h (14 mph) (gusts up to 52 km/h / 32 mph).
Abercarn averages 1 clear-sky days per month with overall cloud cover around 73%. The clearest skies occur in April.
The annual average dew point in Abercarn is 8°C (46°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Abercarn has a Oceanic climate, classified as Cfb under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Abercarn ranges from 5°C (41°F) to 11°C (52°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
Yes, June is a great time to visit Abercarn. It earns a climate score of 7/10 with Good.
For June in Abercarn, pack Warm evening layer, Umbrella, Waterproof jacket, Comfortable walking shoes. With average highs of 19°C (66°F) and 12 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
Last updated: