Aldergrove, County Antrim
Hamlet in County Antrim, Northern Ireland
From Wikipedia, the free encyclopedia
Aldergrove is a hamlet and townland sub-division in County Antrim, Northern Ireland. It is within the townland of Seacash and parish of Killead – 6 miles (9.7 km) south of Antrim and 18 miles (29 km) west of Belfast. It is part of the Borough of Antrim and Newtownabbey.

The name Aldergrove is more commonly used to describe the major airfield to the north east of the hamlet. Two long runways serve both the civil Belfast International Airport and the British Army's Aldergrove Flying Station (formerly the RAF base RAF Aldergrove).
Climate
| Climate data for Belfast International Airport WMO ID: 03917; coordinates 54°39′50″N 6°13′30″W; elevation: 63 m (207 ft); 1991–2020 normals, extremes 1930–present | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °C (°F) | 14.5 (58.1) |
15.6 (60.1) |
20.2 (68.4) |
21.8 (71.2) |
26.1 (79.0) |
29.5 (85.1) |
30.8 (87.4) |
28.0 (82.4) |
27.1 (80.8) |
21.8 (71.2) |
17.1 (62.8) |
15.0 (59.0) |
30.8 (87.4) |
| Mean daily maximum °C (°F) | 7.3 (45.1) |
7.9 (46.2) |
9.7 (49.5) |
12.3 (54.1) |
15.2 (59.4) |
17.6 (63.7) |
19.1 (66.4) |
18.7 (65.7) |
16.6 (61.9) |
13.1 (55.6) |
9.8 (49.6) |
7.6 (45.7) |
12.9 (55.2) |
| Daily mean °C (°F) | 4.7 (40.5) |
4.9 (40.8) |
6.3 (43.3) |
8.5 (47.3) |
11.2 (52.2) |
13.8 (56.8) |
15.4 (59.7) |
15.2 (59.4) |
13.2 (55.8) |
10.2 (50.4) |
7.1 (44.8) |
5.0 (41.0) |
9.6 (49.3) |
| Mean daily minimum °C (°F) | 2.1 (35.8) |
2.0 (35.6) |
3.0 (37.4) |
4.7 (40.5) |
7.1 (44.8) |
9.9 (49.8) |
11.8 (53.2) |
11.7 (53.1) |
9.9 (49.8) |
7.2 (45.0) |
4.4 (39.9) |
2.4 (36.3) |
6.4 (43.5) |
| Record low °C (°F) | −12.8 (9.0) |
−11.7 (10.9) |
−12.2 (10.0) |
−5.1 (22.8) |
−3.3 (26.1) |
−1.2 (29.8) |
2.2 (36.0) |
1.1 (34.0) |
−2.2 (28.0) |
−4.4 (24.1) |
−8.6 (16.5) |
−14.9 (5.2) |
−14.9 (5.2) |
| Average precipitation mm (inches) | 77.0 (3.03) |
63.3 (2.49) |
60.6 (2.39) |
55.6 (2.19) |
55.9 (2.20) |
68.0 (2.68) |
78.8 (3.10) |
84.5 (3.33) |
69.2 (2.72) |
88.0 (3.46) |
87.7 (3.45) |
83.5 (3.29) |
872.0 (34.33) |
| Average precipitation days (≥ 1.0 mm) | 14.7 | 13.2 | 13.0 | 12.0 | 11.6 | 11.9 | 14.1 | 14.2 | 12.1 | 14.0 | 15.5 | 15.2 | 161.3 |
| Average snowy days | 5 | 5 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 19 |
| Average relative humidity (%) | 89 | 87 | 88 | 89 | 90 | 90 | 90 | 92 | 92 | 91 | 90 | 89 | 91 |
| Mean monthly sunshine hours | 48.7 | 72.1 | 108.4 | 157.8 | 197.9 | 167.6 | 152.0 | 146.4 | 121.5 | 91.2 | 61.3 | 47.1 | 1,372 |
| Source 1: Met Office[1] NOAA (relative humidity and snow days 1961–-1990)[2] | |||||||||||||
| Source 2: KNMI[3][4] Starlings Roost Weather[5][6] | |||||||||||||