Newtownabbey weather in August

In August, Newtownabbey sees average daytime highs of 17°C and overnight lows near 12°C, with 85 mm of rain across 14.7 wet days and about 14.7 hours of daylight. It is the 1st-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 17°C through the month. The sky is clear or mostly clear about 6% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 42 min at the start of August to 13 h 36 min by month's end. Set against the rest of the year, August is Newtownabbey's 11th-clearest and 11th-windiest month. For the whole year in context, see Newtownabbey's year-round climate.

Daytime high
17°
1st warmest
Overnight low
12°
12th coldest
Rainfall
85 mm
14.7 wet days
Daylight
14 h 42 min
5:06 AM – 7:49 PM
Cloud cover
78%
11th clearest
Wind
14 km/h
11th windiest
Solar energy
3.85 kWh/m²
Travel score
4.7
out of 10

Newtownabbey is suburb of Belfast, Northern Ireland.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 17°C through the month.

A typical August day in Newtownabbey reaches about 17°C in the afternoon and slips back to 12°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 20°C. Set against its neighbours, August runs on par with July and about 2°C warmer than September.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11813
21813
31813
41813
51813
61813
71813
81712
91712
101712
111712
121712
131712
141712
151712
161712
171712
181712
191712
201712
211712
221712
231712
241712
251712
261712
271712
281712
291712
301712
311712

How August really feels in Newtownabbey

Once humidity and wind are folded in, August averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Newtownabbey weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 7914.91.27.60.9
Feb / 6412.91.49.31.0
Mar / 6414.20.811.51.5
Apr11° / 6513.40.213.72.4
May13° / 7114.3015.83.3
Jun16° / 10°7813.7016.94.2
Jul17° / 12°8515.3016.54.7
Aug17° / 12°8514.7014.74.7
Sep16° / 11°7113012.54.2
Oct13° / 8914010.23.0
Nov10° / 8614.60.28.21.8
Dec / 8413.90.67.11.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 14% of August, with mostly cloudy or overcast conditions the remaining 81%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11684
21684
31684
41684
51783
61882
71882
81981
91981
101981
112080
122080
132080
141981
152080
162080
172080
182080
192080
202080
212080
222080
232080
242179
252179
262179
272179
282179
292179
302278
312278

Chance of precipitation in August

Any precipitation

Newtownabbey gets around 85 mm of rain over 14.7 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 48% and peaks near 51% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
151
251
351
450
550
649
749
848
948
1048
1148
1248
1348
1448
1548
1649
1749
1849
1949
2049
2148
2248
2347
2447
2546
2645
2744
2844
2943
3043
3143

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the dry band about 68% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
162353
262353
362353
462353
563343
663343
763343
863343
963343
1063343
1164333
1264333
1364333
1465323
1565323
1666313
1766313
1868302
1969292
2070282
2171272
2272262
2373252
2474242
2576231
2677221
2777221
2878211
2978211
3079201
3179201

Wind in August

Winds average 14 km/h in August.

Across August, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 42 min at the start of August to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 126 minutes over August. Sunrise moves from 4:39 AM to 5:35 AM, and sunset from 8:20 PM to 7:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.74:398:20
215.64:418:19
315.64:438:17
415.54:448:15
515.44:468:13
615.44:488:11
715.34:508:09
815.34:518:07
915.24:538:05
1015.14:558:02
1115.14:578:00
1215.04:597:58
1314.95:017:56
1414.95:037:54
1514.85:047:51
1614.75:067:49
1714.65:087:47
1814.65:107:45
1914.55:127:42
2014.45:147:40
2114.45:167:37
2214.35:187:35
2314.25:197:33
2414.15:217:30
2514.15:237:28
2614.05:257:25
2713.95:277:23
2813.95:297:20
2913.85:317:18
3013.75:337:15
3113.65:357:13

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 3.85 kWh/m².

For context, solar energy here swings from a low near 0.46 kWh/m² to a high of 5.07 kWh/m² in May across the year — August's 3.85 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.2Bright
54.1Bright
64.1Bright
74.1Bright
84.0Bright
94.0Bright
104.0Bright
114.0Moderate
124.0Moderate
133.9Moderate
143.9Moderate
153.9Moderate
163.9Moderate
173.8Moderate
183.8Moderate
193.8Moderate
203.8Moderate
213.7Moderate
223.7Moderate
233.7Moderate
243.6Moderate
253.6Moderate
263.6Moderate
273.5Moderate
283.5Moderate
293.5Moderate
303.4Moderate
313.4Moderate
Planning a trip in August

Is August a good time to visit Newtownabbey?

Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

4.7
Sightseeing
1st-best month of the year
Beach & pool
never really warm enough

August is a reasonable time to visit Newtownabbey for sightseeing.

What to pack for Newtownabbey in August

From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In August, Newtownabbey sees daytime highs around 17°C and nights near 12°C. Pack rain gear. About 15 days see rain.

rain gear

Sea temperature near Newtownabbey in August

The nearest coast averages about 13°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 24 km away) is warmest in September at about 14°C and coldest in March near 8°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

6°8°10°12°14°16°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan9Bracing
Feb8Bracing
Mar8Bracing
Apr8Bracing
May9Bracing
Jun11Bracing
Jul12Bracing
Aug13Bracing
Sep14Bracing
Oct14Bracing
Nov12Bracing
Dec11Bracing

UV index in Newtownabbey in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Newtownabbey peaks around May 22 at about 5 (high) — a little sun protection helps at midday. It bottoms out near January 1 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 5 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowMay 22UV 5Jan 1UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Moderate
Apr3Moderate
May5High
Jun5High
Jul5High
Aug5Moderate
Sep3Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Newtownabbey?

Newtownabbey sits at 54.7°N, 5.9°W, 15 m above sea level, in United Kingdom. The nearest listed city is Belfast, 7.0 km away.

Topography around Newtownabbey

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Newtownabbey.

Within 3 km, the terrain around Newtownabbey has significant variations in elevation — a maximum elevation change of 362 m around an average of 46 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 495 m; within 80 km, large variations in elevation — a maximum elevation change of 860 m.

The land around Newtownabbey is covered by water (38%) and trees (24%) within 3 km, grassland (56%) within 16 km, and grassland (47%) and water (46%) within 80 km.

3 km
362 m
16 km
495 m
80 km
860 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Belfast 7.0 km · Carrickfergus 9.0 km · Castlereagh 10 km · Bangor 15 km · Newtownards 16 km · Lisburn 17 km · Antrim 20 km · Larne 22 km

United Kingdom travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type D / G / M
230 V · 50 Hz
Prices
≈ 89% of US
price level, 2025
GDP per capita
$57,602
2025
Happiness
6.7 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.1
per 100k, 2021
Road deaths
3.2
per 100k/yr, 2019
Income group
High
World Bank
Religion
Christian 60%none 26%Muslim 4%other 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Newtownabbey (54.6598°, -5.9086°, elevation 15 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).