Andover weather in August

In August, Andover sees average daytime highs of 21°C and overnight lows near 13°C, with 67 mm of rain across 10.9 wet days and about 14.4 hours of daylight. It is the 2nd-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 20°C by the end. The sky is clear or mostly clear about 15% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 12 min at the start of August to 13 h 24 min by month's end. Set against the rest of the year, August is Andover's 2nd-clearest and 12th-windiest month. For the whole year in context, see Andover's year-round climate.

Daytime high
21°
2nd warmest
Overnight low
13°
11th coldest
Rainfall
67 mm
10.9 wet days
Daylight
14 h 24 min
4:59 AM – 7:22 PM
Cloud cover
68%
2nd clearest
Wind
13 km/h
12th windiest
Solar energy
4.22 kWh/m²
Travel score
6.1
out of 10

Andover is town and civil parish in Hampshire, England.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 21°C in the first days to 20°C by the end.

A typical August day in Andover reaches about 21°C in the afternoon and slips back to 13°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 25°C. Set against its neighbours, August runs on par with July and about 3°C warmer than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12213
22113
32113
42113
52113
62113
72113
82113
92113
102113
112113
122113
132113
142113
152113
162113
172113
182113
192113
202013
212012
222012
232012
242012
252012
262012
272012
282012
292012
302012
312012

How August really feels in Andover

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.

Andover 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 / 6311.40.88.20.9
Feb / 489.70.99.61.1
Mar10° / 4910.10.611.52.2
Apr13° / 5711.30.213.53.4
May16° / 6110.7015.34.7
Jun19° / 11°5610.3016.35.8
Jul21° / 13°5810.4015.96.3
Aug21° / 13°6710.9014.46.1
Sep18° / 10°539.2012.45.7
Oct14° / 7011.2010.43.9
Nov10° / 7011.50.18.72.2
Dec / 67110.87.71.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 21% of August, with mostly cloudy or overcast conditions the remaining 64%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13862
23862
33763
43763
53763
63763
73763
83664
93664
103664
113763
123763
133763
143763
153763
163763
173664
183664
193664
203664
213664
223664
233565
243565
253565
263466
273466
283367
293367
303268
313367

Chance of precipitation in August

Any precipitation

Andover gets around 67 mm of rain over 10.9 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 35% and peaks near 37% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
136
236
337
437
537
636
736
836
936
1036
1136
1236
1337
1437
1537
1637
1737
1837
1937
2037
2137
2236
2335
2435
2534
2633
2732
2831
2930
3029
3129

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 56% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
1494210
2494110
3494110
4494011
5503911
6513811
7503812
8513712
9513712
10523612
11523612
12533512
13533512
14533512
15543511
16553411
17553411
18563410
19563410
20563410
2158339
2258339
2360328
2460328
2562317
2663307
2764306
2865296
2965296
3066295
3167285

Wind in August

Winds average 13 km/h in August, the calmest month.

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 12 min at the start of August to 13 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 108 minutes over August. Sunrise moves from 4:35 AM to 5:23 AM, and sunset from 7:49 PM to 6:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.24:357:49
215.24:377:47
315.14:387:46
415.14:407:44
515.04:417:42
615.04:437:40
714.94:447:39
814.84:467:37
914.84:477:35
1014.74:497:33
1114.74:517:31
1214.64:527:29
1314.64:547:28
1414.54:557:26
1514.44:577:24
1614.44:597:22
1714.35:007:20
1814.35:027:18
1914.25:037:15
2014.15:057:13
2114.15:077:11
2214.05:087:09
2314.05:107:07
2413.95:117:05
2513.85:137:03
2613.85:157:00
2713.75:166:58
2813.65:186:56
2913.65:206:54
3013.55:216:52
3113.45:236:49

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.22 kWh/m².

For context, solar energy here swings from a low near 0.67 kWh/m² to a high of 5.3 kWh/m² in June across the year — August's 4.22 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.6Bright
54.6Bright
64.6Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.4Bright
124.4Bright
134.3Bright
144.3Bright
154.3Bright
164.2Bright
174.2Bright
184.2Bright
194.1Bright
204.1Bright
214.0Bright
224.0Bright
234.0Moderate
243.9Moderate
253.9Moderate
263.9Moderate
273.8Moderate
283.8Moderate
293.8Moderate
303.7Moderate
313.7Moderate
Planning a trip in August

Is August a good time to visit Andover?

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

6.1
Sightseeing
2nd-best month of the year
3.6
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Andover for sightseeing.

What to pack for Andover in August

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

In August, Andover sees daytime highs around 21°C and nights near 13°C. Worth packing: rain gear. About 11 days see rain.

rain gear

Sea temperature near Andover in August

The nearest coast averages about 18°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 66 km away) is warmest in August at about 18°C and coldest in March near 8°C.

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

5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan9Bracing
Feb8Bracing
Mar8Bracing
Apr9Bracing
May11Bracing
Jun14Bracing
Jul16Cool
Aug18Cool
Sep17Cool
Oct16Cool
Nov13Bracing
Dec11Bracing

UV index in Andover in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Andover peaks around August 12 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. 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
May6High
Jun6High
Jul6High
Aug7High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Andover?

Andover sits at 51.2°N, 1.5°W, 71 m above sea level, in United Kingdom. The nearest listed city is Winchester, 20 km away.

Topography around Andover

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

Within 3 km, the terrain around Andover has only modest variations in elevation — a maximum elevation change of 76 m around an average of 80 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 270 m; within 80 km, significant variations in elevation — a maximum elevation change of 311 m.

The land around Andover is covered by trees (28%), cropland (27%) and artificial surfaces (24%) within 3 km, cropland (48%), grassland (28%) and trees (22%) within 16 km, and grassland (37%), cropland (26%) and trees (22%) within 80 km.

3 km
76 m
16 km
270 m
80 km
311 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Winchester 20 km · Newbury 24 km · Romsey 25 km · Salisbury 26 km · Thatcham 27 km · Basingstoke 29 km · Eastleigh 29 km · Bishopstoke 30 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 Andover (51.2114°, -1.4939°, elevation 71 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).