ClimateAverages

Lisburn Climate

Northern Ireland, United Kingdom · population 77,506 · 117 weather stations within 200 km · records 1750 to 2025

Average annual daytime high
11.9°C
Warmest month · July
18.0°C
Typical daytime high
Coldest month · January
1.2°C
Typical overnight low

Lisburn has an average annual daytime high of 11.9°C, based on the 1951 to 1980 baseline. Its warmest month is July, when highs typically reach 18.0°C, and its coldest is January, with overnight lows near 1.2°C.

Month by month averages

MonthAvg highAvg low
January5.6°C1.2°CColdest
February6.3°C1.3°C
March8.6°C2.5°C
April11.3°C3.8°C
May14.4°C6.5°C
June17.1°C9.3°C
July18.0°C10.9°CWarmest
August17.8°C10.8°C
September15.7°C9.3°C
October12.5°C7.0°C
November8.4°C3.5°C
December6.5°C2.2°C

Temperature range across the year

-1°4°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2021
+1.7°C vs. 1951–1980
Coldest year on record
1756
-1.8°C vs. 1951–1980

These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.

Is Lisburn getting hotter?

Since 1900, Lisburn's average temperature has risen by +1.8°C. Compared to the earliest station records that begin in 1750, warming totals +2.4°C.

8.3°8.9°9.5°10.1°10.7°1951–1980 baseline190019251950197520002025

20-year smoothed annual temperature reconstructed from station anomalies. Dashed line: 1951–1980 baseline.

Best time to visit
June to September

Daytime highs sit within a comfortable 15°C to 26°C range.

FAQ

What is the average temperature in Lisburn?

Lisburn's average annual daytime high is 11.9°C, based on the 1951 to 1980 baseline period. The warmest month is July, with highs averaging 18.0°C, and the coldest is January, with lows averaging 1.2°C.

What is the warmest month in Lisburn?

July is the warmest month in Lisburn, with typical daytime highs of 18.0°C.

What is the hottest year on record for Lisburn?

2021 is the hottest year on record for Lisburn, running +1.7°C above the 1951 to 1980 baseline.

Is Lisburn getting hotter?

Yes. Since 1900, Lisburn has warmed by roughly +1.8°C.

When is the best time to visit Lisburn?

June to September typically offers the most comfortable daytime highs, in the 15°C to 26°C range.

Nearby cities

Baseline period 1951 to 1980. Monthly averages are the mean of station observations weighted by proximity. Warming trend is the 20-year smoothed anomaly against that baseline.