Celbridge weather in August

In August, Celbridge sees average daytime highs of 18°C and overnight lows near 12°C, with 76 mm of rain across 13.4 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 18°C through the month. The sky is clear or mostly clear about 4% 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 Celbridge's 11th-clearest and 10th-windiest month. For the whole year in context, see Celbridge's year-round climate.

Daytime high
18°
2nd warmest
Overnight low
12°
11th coldest
Rainfall
76 mm
13.4 wet days
Daylight
14 h 36 min
5:13 AM – 7:48 PM
Cloud cover
80%
11th clearest
Wind
13 km/h
10th windiest
Solar energy
3.88 kWh/m²
Travel score
5.2
out of 10

Celbridge is town in County Kildare, Republic of 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 18°C through the month.

A typical August day in Celbridge reaches about 18°C in the afternoon and slips back to 12°C overnight — a 7°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
21912
31912
41912
51912
61912
71912
81912
91912
101912
111912
121912
131912
141812
151812
161812
171812
181812
191812
201812
211812
221812
231811
241811
251811
261811
271811
281811
291811
301811
311811

How August really feels in Celbridge

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.

Celbridge 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 / 6813.30.87.81.0
Feb / 5511.81.29.41.2
Mar10° / 57120.911.51.9
Apr12° / 6513.50.113.72.7
May14° / 6713.8015.63.7
Jun17° / 10°7313016.64.8
Jul19° / 12°7414.7016.25.1
Aug18° / 12°7613.4014.65.2
Sep16° / 10°6612012.44.6
Oct13° / 7412.1010.33.3
Nov10° / 79130.28.41.9
Dec / 7412.80.87.41.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 12% of August, with mostly cloudy or overcast conditions the remaining 83%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11486
21486
31486
41684
51684
61684
71684
81684
91684
101684
111684
121684
131783
141783
151684
161684
171684
181684
191684
201684
211684
221684
231684
241882
251882
261882
271783
281783
291882
301882
311981

Chance of precipitation in August

Any precipitation

Celbridge gets around 76 mm of rain over 13.4 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 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
747
847
946
1046
1146
1245
1345
1445
1545
1645
1745
1845
1944
2044
2143
2242
2341
2440
2539
2638
2737
2836
2935
3035
3135

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 (%)
162335
263325
363325
464315
564315
663316
763316
864306
964306
1064306
1164306
1265296
1365296
1465296
1566286
1667285
1768275
1868275
1969265
2071254
2171254
2272244
2372244
2474233
2574233
2675223
2775223
2876213
2976213
3076213
3177203

Wind in August

Winds average 13 km/h in August.

Across August, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light 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 4:47 AM to 5:39 AM, and sunset from 8:17 PM to 7:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.54:478:17
215.44:498:16
315.44:508:14
415.34:528:12
515.34:548:10
615.24:568:08
715.24:578:06
815.14:598:04
915.05:018:02
1015.05:028:00
1114.95:047:58
1214.85:067:56
1314.85:087:54
1414.75:097:52
1514.65:117:50
1614.65:137:48
1714.55:157:46
1814.45:167:43
1914.45:187:41
2014.35:207:39
2114.25:227:37
2214.25:237:34
2314.15:257:32
2414.05:277:30
2514.05:297:27
2613.95:317:25
2713.85:327:23
2813.85:347:20
2913.75:367:18
3013.65:387:15
3113.65:397:13

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 3.88 kWh/m².

For context, solar energy here swings from a low near 0.55 kWh/m² to a high of 5.1 kWh/m² in June across the year — August's 3.88 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.1Bright
54.1Bright
64.1Bright
74.1Bright
84.0Bright
94.0Bright
104.0Bright
114.0Moderate
124.0Moderate
133.9Moderate
143.9Moderate
153.9Moderate
163.9Moderate
173.9Moderate
183.8Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.7Moderate
233.7Moderate
243.7Moderate
253.6Moderate
263.6Moderate
273.6Moderate
283.6Moderate
293.5Moderate
303.5Moderate
313.5Moderate
Planning a trip in August

Is August a good time to visit Celbridge?

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

5.2
Sightseeing
1st-best month of the year
1.9
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Celbridge for sightseeing.

What to pack for Celbridge in August

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

In August, Celbridge sees daytime highs around 18°C and nights near 12°C. Worth packing: rain gear. About 13 days see rain.

rain gear

Sea temperature near Celbridge 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 28 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 Celbridge 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 Celbridge 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 Celbridge?

Celbridge sits at 53.3°N, 6.5°W, 59 m above sea level, in Ireland. The nearest listed city is Leixlip, 4.0 km away.

Topography around Celbridge

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

Within 3 km, the terrain around Celbridge has only modest variations in elevation — a maximum elevation change of 49 m around an average of 63 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 428 m; within 80 km, large variations in elevation — a maximum elevation change of 946 m.

The land around Celbridge is covered by grassland (54%) within 3 km, grassland (61%) within 16 km, and grassland (58%) and water (21%) within 80 km.

3 km
49 m
16 km
428 m
80 km
946 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Leixlip 4.0 km · Maynooth 6.0 km · Lucan 7.0 km · Blanchardstown 12 km · Tallaght 13 km · South Dublin 15 km · Naas 16 km · Templeogue 16 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 Celbridge (53.3417°, -6.5442°, 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).