Gamla Uppsala weather in May

In May, Gamla Uppsala sees average daytime highs of 15°C and overnight lows near 5°C, with 48 mm of precipitation across 10 wet days and about 16.7 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 13°C in the first days to 17°C by the end. The sky is clear or mostly clear about 23% of the time in May, and the air most often feels dry.

Daylight stretches from about 15 h 30 min at the start of May to 17 h 48 min by month's end. Set against the rest of the year, May is Gamla Uppsala's 1st-clearest and 9th-windiest month. For the whole year in context, see Gamla Uppsala's year-round climate.

Daytime high
15°
5th warmest
Overnight low
8th coldest
Precipitation
48 mm
10 wet days
Daylight
16 h 48 min
3:23 AM – 8:09 PM
Cloud cover
63%
1st clearest
Wind
11 km/h
9th windiest
Solar energy
5.26 kWh/m²
Travel score
4.7
out of 10

Gamla Uppsala is urban area of Sweden.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 13°C in the first days to 17°C by the end.

A typical May day in Gamla Uppsala reaches about 15°C in the afternoon and slips back to 5°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 9°C and 22°C. Set against its neighbours, May runs about 5°C warmer than April and about 4°C cooler than June.

10°20°151015202531
Avg high (°C)Avg low (°C)
1132
2132
3133
4143
5143
6143
7143
8143
9143
10144
11154
12154
13154
14154
15154
16155
17165
18165
19165
20165
21165
22166
23166
24176
25176
26176
27176
28177
29177
30187
31187

How May really feels in Gamla Uppsala

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 6 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
6
wind chill below the day's low

The story in May is cold — wind chill drags the overnight "feels like" below the raw low.

Gamla Uppsala weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 6th-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 May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in May, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 19% of May, with mostly cloudy or overcast conditions the remaining 58%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14060
24159
34159
44159
54159
64159
74159
84258
94258
104159
114159
124258
134258
144258
154258
164258
174159
184258
194258
204159
214060
224060
234060
244159
254159
264357
274357
284456
294357
304456
314456

Chance of precipitation in May

Any precipitationSnow

Gamla Uppsala gets around 48 mm of rain and snow over 10 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 32% and peaks near 34% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1302
2302
3302
4302
5302
6312
7311
8311
9311
10311
11311
12311
13311
14311
15321
16321
17321
18331
19331
20331
21340
22340
23330
24330
25330
26320
27320
28320
29320
30310
31320

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
18991
19991
20991
21991
22991
23991
24991
25991
26991
27982
28982
29982
30982
31982

Wind in May

Winds average 11 km/h in May.

Across May, daily wind ranges from about 11 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
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 15 h 30 min at the start of May to 17 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 138 minutes over May. Sunrise moves from 4:01 AM to 2:53 AM, and sunset from 7:33 PM to 8:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.54:017:33
215.63:587:35
315.73:557:38
415.83:537:40
515.93:507:43
616.03:477:45
716.03:457:47
816.13:427:50
916.23:407:52
1016.33:377:55
1116.43:357:57
1216.53:327:59
1316.53:308:02
1416.63:278:04
1516.73:258:07
1616.83:238:09
1716.83:208:11
1816.93:188:13
1917.03:168:16
2017.13:148:18
2117.13:128:20
2217.23:108:22
2317.33:088:24
2417.33:068:27
2517.43:048:29
2617.53:028:31
2717.53:008:33
2817.62:588:35
2917.72:578:37
3017.72:558:38
3117.82:538:40

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.26 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 — May's 5.26 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.8Bright
34.8Bright
44.9Bright
54.9Bright
65.0Bright
75.0Bright
85.1Bright
95.1Bright
105.1Bright
115.2Bright
125.2Bright
135.2Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
315.6Bright
Planning a trip in May

Is May a good time to visit Gamla Uppsala?

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

4.7
Sightseeing
5th-best month of the year
0.5
Beach & pool
5th-best month of the year

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

What to pack for Gamla Uppsala in May

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

In May, Gamla Uppsala sees daytime highs around 15°C and nights near 5°C. Worth packing: a warm layer, rain gear and sun protection. About 10 days see rain.

a warm layerrain gearsun protection

Sea temperature near Gamla Uppsala in May

The nearest coast averages about 6°C in May — 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 May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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
May 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).