Ennis weather in August

In August, Ennis sees average daytime highs of 18°C and overnight lows near 12°C, with 91 mm of rain across 14.3 wet days and about 14.5 hours of daylight. It is the 2nd-warmest and 5th-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 24 min at the start of August to 13 h 30 min by month's end. Set against the rest of the year, August is Ennis's 11th-clearest and 11th-windiest month. For the whole year in context, see Ennis's year-round climate.

Daytime high
18°
2nd warmest
Overnight low
12°
11th coldest
Rainfall
91 mm
14.3 wet days
Daylight
14 h 30 min
5:24 AM – 7:56 PM
Cloud cover
81%
11th clearest
Wind
13 km/h
11th windiest
Solar energy
3.6 kWh/m²
Travel score
5.1
out of 10

Ennis is town in County Clare, Ireland.

Air quality
Moderate
PM2.5 11.8 µg/m³ · 2010

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 Ennis 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 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)
11912
21812
31812
41812
51812
61812
71812
81812
91812
101812
111812
121812
131812
141812
151812
161812
171812
181812
191812
201812
211812
221812
231812
241812
251812
261811
271811
281811
291811
301811
311811

How August really feels in Ennis

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.

Ennis weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 9716.10.47.91.2
Feb / 8313.20.59.51.4
Mar10° / 7813.30.411.52.1
Apr13° / 7413.4013.63.0
May15° / 7513.6015.54.0
Jun17° / 10°7412.4016.54.9
Jul18° / 12°7913.7016.15.1
Aug18° / 12°9114.3014.55.1
Sep17° / 10°7712.8012.44.6
Oct14° / 9314.5010.33.3
Nov11° / 10115.60.18.42.0
Dec / 10615.90.37.41.4

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 13% of August, with mostly cloudy or overcast conditions the remaining 83%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11387
21387
31288
41288
51288
61288
71387
81486
91486
101585
111585
121684
131684
141684
151783
161783
171882
181882
191882
201981
211981
221882
231882
241981
251981
261981
271981
281981
291981
301981
311882

Chance of precipitation in August

Any precipitation

Ennis gets around 91 mm of rain over 14.3 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 46% and peaks near 50% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
146
246
346
446
546
646
746
846
946
1046
1147
1247
1347
1448
1549
1649
1749
1850
1950
2049
2149
2248
2347
2446
2545
2644
2743
2843
2942
3042
3141

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 64% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
161345
262335
362335
462335
562335
660346
760346
860346
960346
1060346
1160346
1260346
1360346
1460346
1561336
1661336
1762326
1864315
1964315
2065305
2167294
2267294
2368284
2469274
2570273
2670273
2771263
2871263
2971263
3072253
3172253

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 24 min at the start of August to 13 h 30 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 4:59 AM to 5:50 AM, and sunset from 8:25 PM to 7:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.44:598:25
215.45:018:23
315.35:028:22
415.35:048:20
515.25:058:18
615.15:078:16
715.15:098:14
815.05:108:12
915.05:128:10
1014.95:148:08
1114.85:158:06
1214.85:178:04
1314.75:198:02
1414.75:218:00
1514.65:227:58
1614.55:247:56
1714.55:267:54
1814.45:277:52
1914.35:297:50
2014.35:317:47
2114.25:337:45
2214.15:347:43
2314.15:367:41
2414.05:387:38
2513.95:407:36
2613.95:417:34
2713.85:437:31
2813.75:457:29
2913.75:477:27
3013.65:487:24
3113.55:507:22

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 3.6 kWh/m².

For context, solar energy here swings from a low near 0.53 kWh/m² to a high of 4.81 kWh/m² in June across the year — August's 3.6 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.8Moderate
33.8Moderate
43.8Moderate
53.8Moderate
63.8Moderate
73.8Moderate
83.7Moderate
93.7Moderate
103.7Moderate
113.7Moderate
123.7Moderate
133.7Moderate
143.6Moderate
153.6Moderate
163.6Moderate
173.6Moderate
183.6Moderate
193.5Moderate
203.5Moderate
213.5Moderate
223.5Moderate
233.5Moderate
243.4Moderate
253.4Moderate
263.4Moderate
273.4Moderate
283.3Moderate
293.3Moderate
303.3Moderate
313.2Moderate
Planning a trip in August

Is August a good time to visit Ennis?

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
1.8
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Ennis for sightseeing.

What to pack for Ennis in August

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

In August, Ennis sees daytime highs around 18°C and nights near 12°C. Pack rain gear. About 14 days see rain.

rain gear

Sea temperature near Ennis in August

The nearest coast averages about 16°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 41 km away) is warmest in August at about 16°C and coldest in February near 9°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
Feb9Bracing
Mar9Bracing
Apr10Bracing
May12Bracing
Jun14Bracing
Jul16Cool
Aug16Cool
Sep15Cool
Oct14Bracing
Nov12Bracing
Dec10Bracing

UV index in Ennis 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 Ennis peaks around August 12 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 12UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5Moderate
Jun6High
Jul5High
Aug6High
Sep4Moderate
Oct2Low
Nov1Low
Dec1Low

Air quality in Ennis in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Ennis is worst in April — around 15 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (July, 9 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Ennis's WHO annual average of 11.8 µg/m³.

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 915 µg/m³Oct 229 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb14Moderate
Mar15Moderate
Apr15Moderate
May13Moderate
Jun11Good
Jul9Good
Aug11Good
Sep11Good
Oct9Good
Nov10Good
Dec11Good
Location & terrain

Where is Ennis?

Ennis sits at 52.8°N, 9.0°W, 3 m above sea level, in Ireland. The nearest listed city is Limerick, 32 km away.

LimerickGalwayTraleeKillarneyAthloneCluain MealaBallincolligCork

Topography around Ennis

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

Within 3 km, the terrain around Ennis has only modest variations in elevation — a maximum elevation change of 74 m around an average of 14 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 268 m; within 80 km, large variations in elevation — a maximum elevation change of 937 m.

The land around Ennis is covered by grassland (53%) and trees (29%) within 3 km, grassland (70%) and trees (22%) within 16 km, and grassland (65%) and water (22%) within 80 km.

3 km
74 m
16 km
268 m
80 km
937 m
treesgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Limerick 32 km · Galway 48 km · Tralee 80 km · Killarney 94 km · Athlone 95 km · Cluain Meala 102 km · Ballincollig 110 km · Cork 111 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 Ennis (52.8436°, -8.9864°, elevation 3 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).