Gamla Uppsala weather in August

In August, Gamla Uppsala sees average daytime highs of 21°C and overnight lows near 11°C, with 76 mm of rain across 12.6 wet days and about 15.3 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 19°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 16 h 36 min at the start of August to 14 hours by month's end. Set against the rest of the year, August is Gamla Uppsala's 7th-clearest and 11th-windiest month. For the whole year in context, see Gamla Uppsala's year-round climate.

Daytime high
21°
2nd warmest
Overnight low
11°
11th coldest
Rainfall
76 mm
12.6 wet days
Daylight
15 h 24 min
4:13 AM – 7:34 PM
Cloud cover
67%
7th clearest
Wind
11 km/h
11th windiest
Solar energy
4.02 kWh/m²
Travel score
6.0
out of 10

Gamla Uppsala is urban area of Sweden.

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 22°C in the first days to 19°C by the end.

A typical August day in Gamla Uppsala reaches about 21°C in the afternoon and slips back to 11°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 26°C. Set against its neighbours, August runs about 1°C cooler than July and about 5°C warmer than September.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12212
22212
32212
42212
52212
62212
72212
82212
92212
102212
112112
122111
132111
142111
152111
162111
172111
182111
192011
202011
212011
222011
232010
242010
252010
261910
271910
281910
291910
301910
31199

How August really feels in Gamla Uppsala

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.

Gamla Uppsala weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-0° / -5°348.26.36.40.0
Feb / -6°287.56.58.70.0
Mar / -4°297.55.211.30.2
Apr10° / 358.2214.12.3
May15° / 48100.216.74.7
Jun19° / 7112.2018.35.7
Jul22° / 12°7211.4017.76.3
Aug21° / 11°7612.6015.36.0
Sep16° / 489.1012.64.8
Oct / 509.30.59.82.0
Nov / -0°439.73.47.20.1
Dec / -4°419.96.45.70.0

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 63%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24357
34357
44357
54357
64159
74060
84060
93961
103961
113763
123763
133664
143664
153565
163466
173466
183466
193466
203466
213466
223466
233466
243466
253466
263466
273466
283466
293466
303466
313466

Chance of precipitation in August

Any precipitation

Gamla Uppsala gets around 76 mm of rain over 12.6 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 40% and peaks near 41% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
138
238
339
439
539
640
740
840
941
1041
1141
1241
1341
1441
1541
1641
1741
1841
1941
2041
2141
2241
2341
2441
2540
2640
2740
2839
2938
3038
3137

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 63% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15235112
25335102
35335102
45434102
5553492
6553492
7563392
8573382
9573382
10583381
11593371
12593371
13603271
14603271
15613261
16623161
17633061
18643060
19652960
20652960
21662860
22672760
23692650
24702550
25712450
26722350
27732250
28752140
29771940
30781840
31791740

Wind in August

Winds average 11 km/h in August.

Across August, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 16 h 36 min at the start of August to 14 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 156 minutes over August. Sunrise moves from 3:37 AM to 4:49 AM, and sunset from 8:14 PM to 6:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
116.63:378:14
216.53:398:12
316.53:428:09
416.43:448:07
516.33:468:04
616.23:498:01
716.13:517:59
816.03:547:56
916.03:567:54
1015.93:587:51
1115.84:017:48
1215.74:037:45
1315.64:067:43
1415.54:087:40
1515.44:107:37
1615.44:137:34
1715.34:157:31
1815.24:187:29
1915.14:207:26
2015.04:237:23
2114.94:257:20
2214.84:277:17
2314.74:307:14
2414.64:327:11
2514.64:357:08
2614.54:377:05
2714.44:407:02
2814.34:426:59
2914.24:446:56
3014.14:476:53
3114.04:496:50

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.02 kWh/m².

For context, solar energy here swings from a low near 0.18 kWh/m² to a high of 5.56 kWh/m² in June across the year — August's 4.02 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.6Bright
44.6Bright
54.5Bright
64.5Bright
74.5Bright
84.4Bright
94.4Bright
104.3Bright
114.3Bright
124.2Bright
134.2Bright
144.1Bright
154.0Bright
164.0Bright
174.0Moderate
183.9Moderate
193.9Moderate
203.8Moderate
213.8Moderate
223.7Moderate
233.7Moderate
243.6Moderate
253.5Moderate
263.5Moderate
273.5Moderate
283.4Moderate
293.4Moderate
303.3Moderate
313.3Moderate
Planning a trip in August

Is August a good time to visit Gamla Uppsala?

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

6.0
Sightseeing
2nd-best month of the year
3.5
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Gamla Uppsala for sightseeing.

What to pack for Gamla Uppsala in August

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

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

rain gear

Sea temperature near Gamla Uppsala in August

The nearest coast averages about 17°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 67 km away) is warmest in August at about 17°C and coldest in February near 1°C.

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

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan2Bracing
Feb1Bracing
Mar1Bracing
Apr2Bracing
May6Bracing
Jun11Bracing
Jul15Cool
Aug17Cool
Sep14Bracing
Oct9Bracing
Nov6Bracing
Dec4Bracing

UV index in Gamla Uppsala in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Gamla Uppsala peaks around June 17 at about 5 (moderate) — 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 4 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateLowJun 17UV 5Jan 1UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun5Moderate
Jul4Moderate
Aug4Moderate
Sep3Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Gamla Uppsala?

Gamla Uppsala sits at 59.9°N, 17.6°E, 34 m above sea level, in Sweden. The nearest listed city is Uppsala, 4.0 km away.

Topography around Gamla Uppsala

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

Within 3 km, the terrain around Gamla Uppsala has only modest variations in elevation — a maximum elevation change of 49 m around an average of 22 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 77 m; within 80 km, only modest variations in elevation — a maximum elevation change of 222 m.

The land around Gamla Uppsala is covered by cropland (43%) and grassland (24%) within 3 km, trees (50%) and cropland (27%) within 16 km, and trees (60%) within 80 km.

3 km
49 m
16 km
77 m
80 km
222 m
treesgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Uppsala 4.0 km · Märsta 33 km · Enköping 43 km · Upplands Väsby 45 km · Vallentuna 47 km · Jakobsberg 54 km · Sollentuna 55 km · Täby 56 km

Sweden travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 87% of US
price level, 2025
GDP per capita
$63,133
2025
Happiness
7.3 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.1
per 100k, 2023
Road deaths
3.1
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 609
Religion
Church of Sweden 54%none or unspecified 37%other 9%

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 Gamla Uppsala (59.8982°, 17.6339°, elevation 34 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).