Savonlinna weather in May

In May, Savonlinna sees average daytime highs of 14°C and overnight lows near 6°C, with 49 mm of precipitation across 9.5 wet days and about 17.2 hours of daylight. It is the 4th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 11°C in the first days to 16°C by the end. The sky is clear or mostly clear about 24% of the time in May, and the air most often feels dry.

Daylight stretches from about 15 h 54 min at the start of May to 18 h 24 min by month's end. Set against the rest of the year, May is Savonlinna's 1st-clearest and 8th-windiest month. For the whole year in context, see Savonlinna's year-round climate.

Daytime high
14°
4th warmest
Overnight low
8th coldest
Precipitation
49 mm
9.5 wet days
Daylight
17 h 12 min
3:23 AM – 8:38 PM
Cloud cover
63%
1st clearest
Wind
12 km/h
8th windiest
Solar energy
5.09 kWh/m²
Travel score
3.9
out of 10
Air quality
Excellent
PM10 13 µg/m³ · 2017

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 11°C in the first days to 16°C by the end.

A typical May day in Savonlinna reaches about 14°C in the afternoon and slips back to 6°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 21°C. Set against its neighbours, May runs about 8°C warmer than April and about 5°C cooler than June.

10°20°151015202531
Avg high (°C)Avg low (°C)
1102
2103
3113
4113
5113
6114
7124
8124
9124
10135
11135
12135
13135
14136
15146
16146
17146
18147
19157
20157
21157
22158
23158
24158
25168
26168
27169
28169
29169
30169
31179

How May really feels in Savonlinna

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.

Savonlinna weather by month

How May compares with the rest of the year at a glance. May is the 4th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-5° / -9°3810.3125.80.0
Feb-5° / -10°328.9108.30.0
Mar-0° / -6°338.98.911.30.0
Apr / -1°328.43.914.30.6
May14° / 499.50.417.23.9
Jun18° / 12°7412.60195.4
Jul21° / 14°8113.2018.35.9
Aug19° / 13°7112015.75.6
Sep13° / 5410.4012.63.5
Oct / 5510.929.60.7
Nov / -2°50116.76.70.0
Dec-3° / -6°4811.810.950.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in May, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 59%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14060
23961
34060
44060
54159
64159
74159
84159
94159
104258
114258
124159
134159
144159
154258
164258
174159
184159
194159
204159
214159
224159
234159
244159
254159
264060
274060
284060
294060
304060
314060

Chance of precipitation in May

Any precipitationSnow

Savonlinna gets around 49 mm of rain and snow over 9.5 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 37% on the wettest days, and about 0 day brings snow. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1265
2264
3274
4274
5274
6273
7273
8273
9272
10272
11282
12281
13281
14291
15291
16301
17311
18311
19320
20330
21340
22340
23350
24350
25350
26360
27360
28360
29360
30370
31370

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 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
110000
210000
310000
410000
510000
610000
710000
810000
910000
1010000
119910
129910
139910
149910
159820
169820
179820
189820
199730
209730
219730
229640
239640
249640
259640
269640
279640
289640
299541
309451
319451

Wind in May

Winds average 12 km/h in May.

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

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
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
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 15 h 54 min at the start of May to 18 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 150 minutes over May. Sunrise moves from 4:06 AM to 2:49 AM, and sunset from 7:57 PM to 9:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.94:067:57
216.04:038:00
316.04:008:03
416.13:578:06
516.23:548:08
616.33:518:11
716.43:488:14
816.53:458:17
916.63:428:19
1016.73:408:22
1116.83:378:25
1216.93:348:27
1317.03:318:30
1417.13:298:33
1517.23:268:35
1617.23:238:38
1717.33:218:41
1817.43:188:43
1917.53:168:46
2017.63:138:48
2117.73:118:51
2217.83:088:53
2317.83:068:56
2417.93:048:58
2518.03:029:01
2618.12:599:03
2718.12:579:05
2818.22:559:08
2918.32:539:10
3018.32:519:12
3118.42:499:14

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.09 kWh/m².

For context, solar energy here swings from a low near 0.11 kWh/m² to a high of 5.37 kWh/m² in June across the year — May's 5.09 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.7Bright
44.7Bright
54.7Bright
64.8Bright
74.8Bright
84.9Bright
94.9Bright
105.0Bright
115.0Bright
125.0Bright
135.1Bright
145.1Bright
155.1Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in May

Is May a good time to visit Savonlinna?

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

3.9
Sightseeing
4th-best month of the year
0.2
Beach & pool
4th-best month of the year

May is a weaker month for outdoor sightseeing in Savonlinna.

What to pack for Savonlinna in May

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

In May, Savonlinna sees daytime highs around 14°C and nights near 6°C. Worth packing: a warm layer, rain gear and sun protection. About 10 days see rain.

a warm layerrain gearsun protection

UV index in Savonlinna 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 Savonlinna peaks around July 13 at about 5 (moderate) — a little sun protection helps at midday. It bottoms out near December 17 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 4 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateLowJul 13UV 5Dec 17UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar1Low
Apr3Moderate
May4Moderate
Jun5Moderate
Jul5Moderate
Aug4Moderate
Sep2Low
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Savonlinna?

Savonlinna sits at 61.9°N, 28.9°E, 75 m above sea level, in Finland. The nearest listed city is Varkaus, 72 km away.

VarkausImatraSvetogorskMikkeliJoensuuLappeenrantaSortavalaPieksämäki

Topography around Savonlinna

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

Within 3 km, the terrain around Savonlinna has only modest variations in elevation — a maximum elevation change of 72 m around an average of 83 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 89 m; within 80 km, only modest variations in elevation — a maximum elevation change of 200 m.

The land around Savonlinna is covered by water (54%) and trees (34%) within 3 km, trees (58%) and water (35%) within 16 km, and trees (70%) and water (26%) within 80 km.

3 km
72 m
16 km
89 m
80 km
200 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Varkaus 72 km · Imatra 78 km · Svetogorsk 84 km · Mikkeli 87 km · Joensuu 93 km · Lappeenranta 97 km · Sortavala 98 km · Pieksämäki 103 km

Finland travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 85% of US
price level, 2025
GDP per capita
$56,149
2025
Happiness
7.8 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1
per 100k, 2023
Road deaths
3.9
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 603
Religion
Lutheran 67%none 31%other 2%Greek Orthodox 1%

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 Savonlinna (61.8699°, 28.88°, elevation 75 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. 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).