Finglas weather in August

In August, Finglas sees average daytime highs of 19°C and overnight lows near 13°C, with 72 mm of rain across 12.4 wet days and about 14.6 hours of daylight. It is the 2nd-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 19°C through the month. The sky is clear or mostly clear about 5% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 30 min at the start of August to 13 h 36 min by month's end. Set against the rest of the year, August is Finglas's 11th-clearest and 10th-windiest month. For the whole year in context, see Finglas's year-round climate.

Daytime high
19°
2nd warmest
Overnight low
13°
11th coldest
Rainfall
72 mm
12.4 wet days
Daylight
14 h 36 min
5:12 AM – 7:47 PM
Cloud cover
78%
11th clearest
Wind
14 km/h
10th windiest
Solar energy
3.97 kWh/m²
Travel score
5.4
out of 10

Finglas is suburb in Dublin, 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 19°C through the month.

A typical August day in Finglas reaches about 19°C in the afternoon and slips back to 13°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 21°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)
11913
21913
31913
41913
51913
61913
71913
81913
91913
101913
111913
121913
131913
141913
151913
161913
171913
181913
191913
201813
211813
221813
231813
241812
251812
261812
271812
281812
291812
301812
311812

How August really feels in Finglas

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.

Finglas weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6312.30.67.81.3
Feb / 5011.10.99.41.4
Mar10° / 5211.70.711.52.0
Apr12° / 5812.6013.72.8
May14° / 5912.7015.63.9
Jun17° / 11°6711.7016.75.0
Jul19° / 13°7013.6016.25.3
Aug19° / 13°7212.4014.65.4
Sep17° / 11°6411.5012.54.9
Oct14° / 7111.5010.33.6
Nov10° / 8012.90.28.42.2
Dec / 7012.10.47.31.5

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 5% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 15% of August, with mostly cloudy or overcast conditions the remaining 80%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11981
21981
31981
41981
51981
62080
72080
82179
92179
102080
112179
122179
132080
142080
152080
162080
172080
182080
192080
202080
212080
222080
232080
242080
251981
262080
271981
282080
292080
302179
312080

Chance of precipitation in August

Any precipitation

Finglas gets around 72 mm of rain over 12.4 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 40% and peaks near 46% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
146
246
346
445
545
644
743
843
942
1042
1141
1241
1341
1441
1541
1641
1741
1841
1941
2040
2140
2239
2338
2438
2537
2636
2735
2835
2935
3034
3134

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 62% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
155405
255405
356395
455396
556386
656386
757376
857376
958366
1058366
1159356
1259356
1359356
1460346
1560346
1661336
1761336
1863325
1963325
2064315
2165314
2266304
2367294
2468293
2569283
2669283
2770273
2870273
2971263
3071263
3171263

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
2315light 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 30 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 114 minutes over August. Sunrise moves from 4:46 AM to 5:38 AM, and sunset from 8:16 PM to 7:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.54:468:16
215.54:488:15
315.44:498:13
415.34:518:11
515.34:538:09
615.24:548:07
715.24:568:05
815.14:588:03
915.04:598:01
1015.05:017:59
1114.95:037:57
1214.85:057:55
1314.85:067:53
1414.75:087:51
1514.75:107:49
1614.65:127:47
1714.55:137:45
1814.55:157:42
1914.45:177:40
2014.35:197:38
2114.35:217:36
2214.25:227:33
2314.15:247:31
2414.05:267:29
2514.05:287:26
2613.95:297:24
2713.85:317:22
2813.85:337:19
2913.75:357:17
3013.65:377:14
3113.65:387:12

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 3.97 kWh/m².

For context, solar energy here swings from a low near 0.54 kWh/m² to a high of 5.22 kWh/m² in June across the year — August's 3.97 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.2Bright
54.2Bright
64.2Bright
74.2Bright
84.1Bright
94.1Bright
104.1Bright
114.1Bright
124.0Bright
134.0Bright
144.0Bright
154.0Moderate
164.0Moderate
173.9Moderate
183.9Moderate
193.9Moderate
203.9Moderate
213.8Moderate
223.8Moderate
233.8Moderate
243.8Moderate
253.7Moderate
263.7Moderate
273.7Moderate
283.6Moderate
293.6Moderate
303.6Moderate
313.5Moderate
Planning a trip in August

Is August a good time to visit Finglas?

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

5.4
Sightseeing
1st-best month of the year
2.1
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Finglas for sightseeing.

What to pack for Finglas in August

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

In August, Finglas sees daytime highs around 19°C and nights near 13°C. Worth packing: rain gear. About 12 days see rain.

rain gear

Sea temperature near Finglas in August

The nearest coast averages about 15°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 15°C and coldest in March near 8°C.

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

10°15°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan9Bracing
Feb8Bracing
Mar8Bracing
Apr9Bracing
May11Bracing
Jun13Bracing
Jul15Bracing
Aug15Cool
Sep15Bracing
Oct13Bracing
Nov12Bracing
Dec11Bracing

UV index in Finglas in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Finglas peaks around August 13 at about 6 (high) — a little sun protection helps at midday. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowAug 13UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5High
Jun6High
Jul5High
Aug6High
Sep4Moderate
Oct2Low
Nov1Low
Dec1Low
Location & terrain

Where is Finglas?

Finglas sits at 53.4°N, 6.3°W, 59 m above sea level, in Ireland. The nearest listed city is Blanchardstown, 5.0 km away.

Topography around Finglas

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

Within 3 km, the terrain around Finglas has only modest variations in elevation — a maximum elevation change of 87 m around an average of 56 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 438 m; within 80 km, large variations in elevation — a maximum elevation change of 946 m.

The land around Finglas is covered by artificial surfaces (48%) and grassland (27%) within 3 km, grassland (32%) and artificial surfaces (24%) within 16 km, and grassland (53%) and water (26%) within 80 km.

3 km
87 m
16 km
438 m
80 km
946 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Blanchardstown 5.0 km · Dublin 7.0 km · Donaghmede 9.0 km · Swords 9.0 km · Rathfarnham 10 km · Templeogue 10 km · Lucan 11 km · South Dublin 11 km

Ireland travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type G
230 V · 50 Hz
Prices
≈ 85% of US
price level, 2025
GDP per capita
$131,592
2025
Happiness
6.9 / 10
World Happiness, 2025
Safe drinking water
96%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
3.1
per 100k/yr, 2019
Income group
High
World Bank
Religion
Roman Catholic 69%none 15%Protestant 4%Orthodox 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 Finglas (53.3892°, -6.2969°, elevation 59 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).