Climate for Station: Armagh, United Kingdom

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Armagh

Armagh, United Kingdom

2026-03-01 02:28

6.1°C

Feels 3.3°C

H: 10.7°C / L: 4.5°C

Precip: 0mm | Wind: 13.7 kph

▲ 2.4°C vs historical high

Overcast

2026-03-02

H: 9°C

L: 3.9°C

Rain: 88%

Rainfall: 2.44mm

Wind: 33.1kph

▲ 0.4°C

2026-03-03

H: 8.8°C

L: 3°C

Rain: 81%

Rainfall: 0.18mm

Wind: 6.5kph

▲ 0.2°C

2026-03-04

H: 9.8°C

L: 1.1°C

Rain: 0%

Rainfall: 0mm

Wind: 13.3kph

▲ 1.0°C

2026-03-05

H: 10.2°C

L: 3.5°C

Rain: 86%

Rainfall: 1.39mm

Wind: 23kph

▲ 1.0°C

2026-03-06

H: 8.1°C

L: 1°C

Rain: 77%

Rainfall: 2.18mm

Wind: 25.2kph

▼ 1.1°C

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Climate Analysis & Overview

Armagh, located in Northern Ireland, is experiencing a warming trend with notable increases in both high and low temperatures over the past decade. The Precipitation Concentration Index indicates a slight increase in precipitation concentration, suggesting more intense rainfall events. These changes align with broader climate shifts observed across the United Kingdom.

Geographic and Climatic Context

Armagh is situated at 54.35°N, -6.65°W in Northern Ireland, characterised by a temperate maritime climate under the Köppen classification. This climate type is marked by mild temperatures and relatively consistent rainfall throughout the year. The local geography, including the proximity to the Irish Sea and the shelter provided by the surrounding hills, influences its weather patterns, often moderating extreme temperature fluctuations.

Warming Trends and Temperature Records

The all-time temperature trends for Armagh reveal a gradual warming, with highs increasing by 0.06°C (0.11°F) and lows by 0.06°C (0.11°F). This long-term warming is consistent with global climate trends. However, a more pronounced warming is evident over the past decade, with highs rising by 0.88°C (1.58°F) and lows by 1.05°C (1.89°F). This accelerated warming in recent years may be attributed to anthropogenic climate change, a concern echoed in the UK's regional climate goals, which aim to mitigate such impacts. The station has recorded extreme temperatures, with a maximum of 31.3°C (88.3°F) and a minimum of -15.1°C (5.8°F), illustrating the range of thermal conditions experienced in this area.

Precipitation Patterns and PCI Analysis

The Precipitation Concentration Index (PCI) for Armagh has shown a slight increase from a baseline of 10.29 to a current value of 11.10. This suggests a marginal shift towards more concentrated rainfall events, meaning that precipitation is increasingly occurring in fewer, more intense episodes. While this change is not drastic, it highlights a potential shift in precipitation patterns that could have implications for water management and flood risk in the region.

Regional Implications and Climate Goals

These climatic changes in Armagh are reflective of broader trends across the United Kingdom, where efforts are underway to address climate change through policy and innovation. The UK's commitment to reducing greenhouse gas emissions and enhancing climate resilience is crucial in managing the impacts of these observed trends. Recent weather events, such as increased rainfall and warmer summers, underscore the importance of these initiatives in safeguarding communities and ecosystems.

Future Considerations

As Armagh continues to experience these climatic shifts, understanding the implications for agriculture, infrastructure, and biodiversity will be essential. Continued monitoring and research are vital to adapting to and mitigating the impacts of climate change in this region.

Station Statistics

10-Year Trend

High: +0.88 °C/decade

Low: +1.05 °C/decade

Rain: -0.08 mm/decade

25-Year Trend

High: +0.34 °C/decade

Low: +0.23 °C/decade

Rain: -0.32 mm/decade

50-Year Trend

High: +0.38 °C/decade

Low: +0.22 °C/decade

Rain: +0.12 mm/decade

All-Time Trend

High: +0.06 °C/decade

Low: +0.06 °C/decade

Rain: +0.02 mm/decade

Percentage Above-Average Days

Last 12 Months: 60.8%

This Year: 74.2%

Precipitation Concentration Index (PCI) ℹ️

Last 12 Months: 11.1

Historical Average: 10.3

Percentile Rank of Last 12 Months ℹ️

High: 98^th percentile

Low: 98^th percentile

Rain: 3^rd percentile

Change in Variance ℹ️

High: +0.3%

Low: +3.1%

Intraday: +50.7%

Data Coverage

73.2%

First Year of Data

1951

Station Location

Historical Weather Records

	Max High	Avg High	Min High	Max Avg	Avg Avg	Min Avg	Max Low	Avg Low	Min Low	Max Precipitation	Avg Precipitation	Max Snow	Avg Snow
Record	31.3 °C	—	-8.0 °C	—	—	—	19.2 °C	—	-15.1 °C	83.0 mm	—	—	—
January	15.7 °C	7.1 °C	-5.7 °C	—	—	—	12.6 °C	1.7 °C	-14.3 °C	35.3 mm	2.4 mm	—	—
February	17.0 °C	7.8 °C	-1.9 °C	—	—	—	12.0 °C	1.8 °C	-15.1 °C	83.0 mm	2.1 mm	—	—
March	21.8 °C	9.6 °C	0.3 °C	—	—	—	11.5 °C	2.4 °C	-12.4 °C	80.0 mm	1.9 mm	—	—
April	23.4 °C	12.4 °C	2.0 °C	—	—	—	13.3 °C	3.9 °C	-7.1 °C	63.0 mm	1.8 mm	—	—
May	26.2 °C	15.4 °C	2.9 °C	—	—	—	15.2 °C	6.3 °C	-2.3 °C	63.0 mm	2.0 mm	—	—
June	30.4 °C	18.0 °C	8.5 °C	—	—	—	17.3 °C	9.2 °C	0.0 °C	61.0 mm	2.2 mm	—	—
July	31.3 °C	19.2 °C	10.4 °C	—	—	—	19.2 °C	10.9 °C	0.0 °C	62.0 mm	2.4 mm	—	—
August	29.4 °C	18.9 °C	10.2 °C	—	—	—	18.8 °C	10.8 °C	2.0 °C	78.3 mm	2.8 mm	—	—
September	28.5 °C	16.7 °C	8.4 °C	—	—	—	18.3 °C	8.9 °C	-0.6 °C	47.8 mm	2.3 mm	—	—
October	22.7 °C	13.0 °C	2.3 °C	—	—	—	15.9 °C	6.3 °C	-5.6 °C	55.4 mm	2.6 mm	—	—
November	17.6 °C	9.4 °C	-1.6 °C	—	—	—	14.3 °C	3.5 °C	-8.3 °C	77.3 mm	2.5 mm	—	—
December	18.2 °C	7.5 °C	-8.0 °C	—	—	—	13.1 °C	2.1 °C	-14.6 °C	40.9 mm	2.5 mm	—	—