Sandyford weather in August

In August, Sandyford sees average daytime highs of 18°C and overnight lows near 12°C, with 78 mm of rain across 13.7 wet days and about 14.6 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 18°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 Sandyford's 11th-clearest and 10th-windiest month. For the whole year in context, see Sandyford's year-round climate.

Daytime high
18°
2nd warmest
Overnight low
12°
11th coldest
Rainfall
78 mm
13.7 wet days
Daylight
14 h 36 min
5:12 AM – 7:46 PM
Cloud cover
79%
11th clearest
Wind
14 km/h
10th windiest
Solar energy
4.03 kWh/m²
Travel score
5.1
out of 10

Sandyford is suburb of Dublin.

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 18°C through the month.

A typical August day in Sandyford reaches about 18°C in the afternoon and slips back to 12°C overnight — a 6°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
81813
91813
101812
111812
121812
131812
141812
151812
161812
171812
181812
191812
201812
211812
221812
231812
241812
251712
261712
271712
281712
291711
301711
311711

How August really feels in Sandyford

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.

Sandyford weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6913.20.97.91.0
Feb / 5711.81.29.41.1
Mar / 5912.21.111.51.7
Apr11° / 6613.80.113.72.4
May14° / 6613.6015.63.5
Jun16° / 10°7313.2016.64.5
Jul18° / 12°7614.8016.24.9
Aug18° / 12°7813.7014.65.1
Sep16° / 10°7012.3012.44.5
Oct13° / 7812.4010.33.2
Nov10° / 8513.20.38.41.9
Dec / 7612.90.87.41.2

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 14% of August, with mostly cloudy or overcast conditions the remaining 81%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11783
21783
31783
41882
51882
61882
71882
81981
91981
101882
111882
121981
131882
141882
151981
161981
171981
181981
191981
201981
211882
221981
231981
241981
251882
261981
272080
281981
291981
301981
311981

Chance of precipitation in August

Any precipitation

Sandyford gets around 78 mm of rain over 13.7 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 44% and peaks near 50% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
150
250
349
449
548
648
748
847
947
1046
1146
1246
1345
1445
1545
1645
1745
1845
1945
2044
2144
2243
2342
2441
2540
2639
2738
2837
2937
3036
3136

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 67% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
161354
261354
360355
461345
561345
662335
762335
862335
962335
1063325
1163325
1263325
1363325
1464315
1564315
1665314
1766304
1867294
1967294
2068284
2170273
2271263
2372253
2472253
2573243
2675232
2775232
2876222
2976222
3077212
3176213

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
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light 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
215.44:488:14
315.44:498:12
415.34:518:10
515.34:538:09
615.24:548:07
715.14:568:05
815.14:588:03
915.05:008:01
1015.05:017:59
1114.95:037:57
1214.85:057:55
1314.85:077:53
1414.75:087:51
1514.65:107:48
1614.65:127:46
1714.55:147:44
1814.45:157:42
1914.45:177:40
2014.35:197:37
2114.25:217:35
2214.25:227:33
2314.15:247:31
2414.05:267:28
2514.05:287:26
2613.95:297:24
2713.85:317:21
2813.85:337:19
2913.75:357:16
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 4.03 kWh/m².

For context, solar energy here swings from a low near 0.56 kWh/m² to a high of 5.27 kWh/m² in June across the year — August's 4.03 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.2Bright
84.2Bright
94.2Bright
104.2Bright
114.1Bright
124.1Bright
134.1Bright
144.1Bright
154.0Bright
164.0Bright
174.0Moderate
184.0Moderate
193.9Moderate
203.9Moderate
213.9Moderate
223.9Moderate
233.8Moderate
243.8Moderate
253.8Moderate
263.8Moderate
273.7Moderate
283.7Moderate
293.6Moderate
303.6Moderate
313.6Moderate
Planning a trip in August

Is August a good time to visit Sandyford?

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

5.1
Sightseeing
1st-best month of the year
1.6
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Sandyford for sightseeing.

What to pack for Sandyford in August

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

In August, Sandyford sees daytime highs around 18°C and nights near 12°C. Worth packing: rain gear. About 14 days see rain.

rain gear

Sea temperature near Sandyford 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 at the nearest coast (about 13 km away) 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 Sandyford 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 Sandyford 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 Sandyford?

Sandyford sits at 53.3°N, 6.2°W, 100 m above sea level, in Ireland. The nearest listed city is Rathfarnham, 5.0 km away.

Topography around Sandyford

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

Within 3 km, the terrain around Sandyford has significant variations in elevation — a maximum elevation change of 414 m around an average of 110 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 754 m; within 80 km, large variations in elevation — a maximum elevation change of 943 m.

The land around Sandyford is covered by trees (41%), artificial surfaces (36%) and grassland (22%) within 3 km, grassland (33%), water (24%) and trees (21%) within 16 km, and grassland (50%) and water (28%) within 80 km.

3 km
414 m
16 km
754 m
80 km
943 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Rathfarnham 5.0 km · Templeogue 6.0 km · Dún Laoghaire 6.0 km · Dublin 7.0 km · South Dublin 8.0 km · Tallaght 10 km · Bray 12 km · Finglas 14 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 Sandyford (53.2747°, -6.2253°, elevation 100 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).