Hamilton weather in August

In August, Hamilton sees average daytime highs of 18°C and overnight lows near 11°C, with 99 mm of rain across 15.6 wet days and about 14.8 hours of daylight. It is the 2nd-warmest and 4th-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 7% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 54 min at the start of August to 13 h 42 min by month's end. Set against the rest of the year, August is Hamilton's 7th-clearest and 11th-windiest month. For the whole year in context, see Hamilton's year-round climate.

Daytime high
18°
2nd warmest
Overnight low
11°
11th coldest
Rainfall
99 mm
15.6 wet days
Daylight
14 h 48 min
4:55 AM – 7:45 PM
Cloud cover
76%
7th clearest
Wind
13 km/h
11th windiest
Solar energy
3.52 kWh/m²
Travel score
4.8
out of 10

Hamilton is town in South Lanarkshire, Scotland, UK.

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 Hamilton reaches about 18°C in the afternoon and slips back to 11°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 15°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)
11812
21812
31811
41811
51811
61811
71811
81811
91811
101811
111811
121811
131811
141811
151811
161811
171811
181811
191811
201711
211711
221711
231711
241710
251710
261710
271710
281710
291710
301710
311710

How August really feels in Hamilton

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.

Hamilton weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 10916.43.57.40.4
Feb / 9214.23.49.20.7
Mar / 8414.32.211.41.4
Apr11° / 7213.80.913.82.4
May14° / 7614.10.215.93.6
Jun16° / 8514.4017.24.3
Jul18° / 11°8915.6016.74.9
Aug18° / 11°9915.6014.84.8
Sep15° / 7913.3012.54.2
Oct12° / 10315.30.110.12.7
Nov / 9815.40.681.4
Dec / 10915.42.56.80.6

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 16% of August, with mostly cloudy or overcast conditions the remaining 78%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21882
31882
41882
51882
61981
71981
82080
92179
102179
112179
122179
132278
142278
152377
162476
172377
182476
192476
202476
212476
222674
232674
242575
252575
262575
272575
282476
292575
302476
312377

Chance of precipitation in August

Any precipitation

Hamilton gets around 99 mm of rain over 15.6 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 51% and peaks near 54% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
153
253
353
452
552
652
752
852
952
1052
1153
1253
1353
1454
1554
1654
1754
1854
1954
2053
2152
2251
2350
2448
2547
2646
2744
2844
2943
3042
3142

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 76% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
169265
269265
369265
470255
570255
670255
770255
870255
971245
1072244
1172244
1272244
1372244
1473243
1574233
1674233
1774233
1876222
1977212
2077212
2179201
2280191
2381181
2482171
2582171
2683161
2783161
2885150
2985150
3086140
3186140

Wind in August

Winds average 13 km/h in August.

Across August, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light 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 54 min at the start of August to 13 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 132 minutes over August. Sunrise moves from 4:26 AM to 5:25 AM, and sunset from 8:18 PM to 7:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.94:268:18
215.84:288:16
315.74:308:14
415.74:328:12
515.64:348:10
615.54:368:08
715.54:388:06
815.44:408:04
915.34:428:01
1015.34:437:59
1115.24:457:57
1215.14:477:55
1315.14:497:52
1415.04:517:50
1514.94:537:48
1614.84:557:45
1714.84:577:43
1814.74:597:40
1914.65:017:38
2014.55:037:36
2114.55:057:33
2214.45:077:31
2314.35:097:28
2414.25:117:26
2514.25:137:23
2614.15:157:20
2714.05:177:18
2813.95:197:15
2913.95:217:13
3013.85:237:10
3113.75:257:07

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 3.52 kWh/m².

For context, solar energy here swings from a low near 0.38 kWh/m² to a high of 4.69 kWh/m² in May across the year — August's 3.52 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
33.9Moderate
43.8Moderate
53.8Moderate
63.8Moderate
73.7Moderate
83.7Moderate
93.7Moderate
103.7Moderate
113.6Moderate
123.6Moderate
133.6Moderate
143.6Moderate
153.5Moderate
163.5Moderate
173.5Moderate
183.5Moderate
193.5Moderate
203.4Moderate
213.4Moderate
223.4Moderate
233.3Moderate
243.3Moderate
253.3Moderate
263.2Moderate
273.2Moderate
283.2Moderate
293.1Moderate
303.1Moderate
313.0Moderate
Planning a trip in August

Is August a good time to visit Hamilton?

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

4.8
Sightseeing
2nd-best month of the year
1.4
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Hamilton for sightseeing.

What to pack for Hamilton in August

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

In August, Hamilton sees daytime highs around 18°C and nights near 11°C. Pack rain gear. About 16 days see rain.

rain gear

Sea temperature near Hamilton 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 40 km away) is warmest in August at about 15°C and coldest in February near 7°C.

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

5°10°15°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan8Bracing
Feb7Bracing
Mar7Bracing
Apr8Bracing
May10Bracing
Jun13Bracing
Jul15Bracing
Aug15Cool
Sep14Bracing
Oct12Bracing
Nov11Bracing
Dec9Bracing

UV index in Hamilton 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 Hamilton peaks around June 17 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 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 17UV 5Jan 1UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Moderate
Apr3Moderate
May5High
Jun5High
Jul5High
Aug5Moderate
Sep3Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Hamilton?

Hamilton sits at 55.8°N, 4.0°W, 68 m above sea level, in United Kingdom. The nearest listed city is Meikle Earnock, 2.0 km away.

Topography around Hamilton

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

Within 3 km, the terrain around Hamilton has only modest variations in elevation — a maximum elevation change of 183 m around an average of 83 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 374 m; within 80 km, large variations in elevation — a maximum elevation change of 1,157 m.

The land around Hamilton is covered by trees (35%), grassland (32%) and artificial surfaces (29%) within 3 km, grassland (55%) and trees (24%) within 16 km, and grassland (59%) within 80 km.

3 km
183 m
16 km
374 m
80 km
1,157 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Meikle Earnock 2.0 km · Motherwell 4.0 km · High Blantyre 5.0 km · Blantyre 5.0 km · Larkhall 6.0 km · Bellshill 6.0 km · Viewpark 7.0 km · Wishaw 7.0 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 Hamilton (55.7667°, -4.0333°, elevation 68 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).