Sandviken weather in May

In May, Sandviken sees average daytime highs of 15°C and overnight lows near 5°C, with 48 mm of precipitation across 9.8 wet days and about 16.9 hours of daylight. It is the 5th-warmest and 5th-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 21% of the time in May, and the air most often feels dry.

Daylight stretches from about 15 h 36 min at the start of May to 18 hours by month's end. Set against the rest of the year, May is Sandviken's 1st-clearest and 9th-windiest month. For the whole year in context, see Sandviken's year-round climate.

Daytime high
15°
5th warmest
Overnight low
8th coldest
Precipitation
48 mm
9.8 wet days
Daylight
16 h 54 min
3:21 AM – 8:17 PM
Cloud cover
66%
1st clearest
Wind
11 km/h
9th windiest
Solar energy
5.08 kWh/m²
Travel score
4.6
out of 10

Sandviken is urban area in Sandviken Municipality, 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 Sandviken 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 6°C warmer than April and about 4°C cooler than June.

10°20°151015202531
Avg high (°C)Avg low (°C)
1132
2133
3133
4133
5133
6143
7143
8143
9144
10144
11144
12154
13154
14154
15155
16155
17155
18165
19165
20165
21166
22166
23166
24166
25176
26176
27177
28177
29177
30177
31187

How May really feels in Sandviken

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 4 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
4
wind chill below the day's low

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

Sandviken weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-1° / -6°3586.96.20.0
Feb-0° / -6°286.86.68.50.0
Mar / -4°297.2611.30.1
Apr10° / 367.52.214.22.1
May15° / 489.80.516.94.6
Jun19° / 7011.4018.55.7
Jul22° / 12°7211.7017.96.2
Aug20° / 11°7512.7015.45.9
Sep15° / 468.9012.64.7
Oct / 559.80.89.71.7
Nov / -1°469.64.270.0
Dec / -4°439.77.55.50.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in May, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 63%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13664
23664
33664
43664
53862
63862
73763
83763
93763
103862
113763
123961
133961
143862
153862
163763
173763
183565
193565
203565
213466
223565
233565
243565
253565
263664
273664
283763
293763
303763
313862

Chance of precipitation in May

Any precipitationSnow

Sandviken gets around 48 mm of rain and snow over 9.8 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 31% and peaks near 34% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1284
2283
3283
4283
5283
6283
7293
8293
9293
10302
11302
12302
13302
14302
15312
16312
17321
18321
19331
20331
21341
22341
23330
24330
25330
26330
27330
28330
29320
30320
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
27991
28991
29991
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 36 min at the start of May to 18 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 144 minutes over May. Sunrise moves from 4:01 AM to 2:50 AM, and sunset from 7:40 PM to 8:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.64:017:40
215.73:587:42
315.83:557:45
415.93:527:47
516.03:507:50
616.13:477:52
716.23:447:55
816.33:417:57
916.43:398:00
1016.43:368:02
1116.53:348:05
1216.63:318:07
1316.73:298:10
1416.83:268:12
1516.93:248:15
1616.93:218:17
1717.03:198:20
1817.13:168:22
1917.23:148:24
2017.23:128:27
2117.33:108:29
2217.43:088:31
2317.53:058:34
2417.53:038:36
2517.63:018:38
2617.72:598:40
2717.72:578:42
2817.82:568:44
2917.92:548:46
3017.92:528:48
3118.02:508:50

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.08 kWh/m².

For context, solar energy here swings from a low near 0.16 kWh/m² to a high of 5.36 kWh/m² in June across the year — May's 5.08 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.7Bright
44.7Bright
54.8Bright
64.8Bright
74.8Bright
84.9Bright
94.9Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.1Bright
155.1Bright
165.1Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.5Bright
315.5Bright
Planning a trip in May

Is May a good time to visit Sandviken?

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

4.6
Sightseeing
5th-best month of the year
0.5
Beach & pool
5th-best month of the year

May is a reasonable time to visit Sandviken for sightseeing.

What to pack for Sandviken in May

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

In May, Sandviken 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 Sandviken 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 33 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
Jan1Bracing
Feb1Bracing
Mar1Bracing
Apr2Bracing
May6Bracing
Jun11Bracing
Jul16Cool
Aug17Cool
Sep13Bracing
Oct9Bracing
Nov6Bracing
Dec3Bracing

UV index in Sandviken 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 Sandviken peaks around June 17 at about 5 (moderate) — a little sun protection helps at midday. It bottoms out near December 19 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 5Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun5Moderate
Jul4Moderate
Aug4Moderate
Sep3Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Sandviken?

Sandviken sits at 60.6°N, 16.8°E, 66 m above sea level, in Sweden. The nearest listed city is Gävle, 21 km away.

Gamla UppsalaUppsalaLudvikaEnköpingVästerås

Topography around Sandviken

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

Within 3 km, the terrain around Sandviken has only modest variations in elevation — a maximum elevation change of 61 m around an average of 77 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 161 m; within 80 km, significant variations in elevation — a maximum elevation change of 505 m.

The land around Sandviken is covered by trees (54%) and artificial surfaces (21%) within 3 km, trees (69%) within 16 km, and trees (69%) and water (20%) within 80 km.

3 km
61 m
16 km
161 m
80 km
505 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Gävle 21 km · Falun 62 km · Borlänge 74 km · Gamla Uppsala 93 km · Uppsala 97 km · Ludvika 101 km · Enköping 110 km · Västerås 112 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 Sandviken (60.6167°, 16.7667°, elevation 66 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).