Seinäjoki weather in June

In June, Seinäjoki sees average daytime highs of 18°C and overnight lows near 9°C, with 72 mm of rain across 12.2 wet days and about 19.4 hours of daylight. It is the 3rd-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 20°C by the end. The sky is clear or mostly clear about 20% of the time in June, and the air most often feels dry.

Daylight stretches from about 18 h 48 min at the start of June to 19 h 36 min by month's end. Set against the rest of the year, June is Seinäjoki's 3rd-clearest and 10th-windiest month. For the whole year in context, see Seinäjoki's year-round climate.

Daytime high
18°
3rd warmest
Overnight low
10th coldest
Rainfall
72 mm
12.2 wet days
Daylight
19 h 36 min
2:41 AM – 10:16 PM
Cloud cover
67%
3rd clearest
Wind
11 km/h
10th windiest
Solar energy
5.44 kWh/m²
Travel score
5.5
out of 10

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 17°C in the first days to 20°C by the end.

A typical June day in Seinäjoki reaches about 18°C in the afternoon and slips back to 9°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 24°C. Set against its neighbours, June runs about 4°C warmer than May and about 3°C cooler than July.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
1177
2177
3177
4177
5188
6188
7188
8188
9188
10188
11188
12189
13189
14189
15189
16189
17189
18199
19199
20199
211910
221910
231910
241910
251910
261910
271910
282010
292010
302011

How June really feels in Seinäjoki

Once humidity and wind are folded in, June 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

June sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Seinäjoki weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-3° / -9°339.49.15.50.0
Feb-3° / -9°267.27.68.20.0
Mar / -6°297.76.911.20.0
Apr / -1°368.9414.41.4
May14° / 4910.70.317.54.1
Jun18° / 7212.2019.45.5
Jul21° / 12°8413.1018.65.9
Aug19° / 10°7412.7015.85.7
Sep14° / 539.8012.73.9
Oct / 5410.22.29.50.8
Nov / -2°459.95.36.40.0
Dec-2° / -6°4110.68.34.60.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 18% of June, with mostly cloudy or overcast conditions the remaining 62%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14159
24159
34060
44060
54060
64060
74060
84060
94060
103961
113862
123961
133862
143763
153862
163763
173763
183763
193664
203763
213763
223763
233763
243763
253862
263763
273763
283862
293862
303763

Chance of precipitation in June

Any precipitation

Seinäjoki gets around 72 mm of rain over 12.2 wet days in June. 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 43% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
137
237
337
437
537
638
738
839
940
1040
1141
1241
1342
1442
1543
1643
1743
1843
1943
2043
2143
2242
2342
2442
2541
2641
2740
2840
2940
3039

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the dry band about 93% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
196310
295410
395410
495410
595410
694510
794510
894510
994510
1094510
1194510
1294510
1394510
1494510
1594510
1694510
1793610
1893610
1993610
2093610
2193610
2293610
2393610
2492710
2592710
2692710
2789821
2888921
2988921
30871021

Wind in June

Winds average 11 km/h in June.

Across June, 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.

051015151015202530
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
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 18 h 48 min at the start of June to 19 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over June. Sunrise moves from 3:01 AM to 2:45 AM, and sunset from 9:51 PM to 10:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
118.83:019:51
218.92:599:54
319.02:579:56
419.02:569:58
519.12:5410:00
619.22:5210:02
719.22:5110:04
819.32:4910:05
919.32:4810:07
1019.42:4710:09
1119.42:4610:10
1219.52:4510:12
1319.52:4410:13
1419.52:4310:14
1519.62:4210:15
1619.62:4110:16
1719.62:4110:17
1819.62:4110:18
1919.62:4010:19
2019.72:4010:19
2119.72:4010:20
2219.72:4010:20
2319.72:4010:20
2419.72:4110:20
2519.72:4110:20
2619.62:4210:20
2719.62:4210:20
2819.62:4310:20
2919.62:4410:19
3019.62:4510:19

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.44 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 0.08 kWh/m² to a high of 5.44 kWh/m² in June across the year — June's 5.44 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.3Bright
Planning a trip in June

Is June a good time to visit Seinäjoki?

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

5.5
Sightseeing
3rd-best month of the year
2.1
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Seinäjoki for sightseeing.

What to pack for Seinäjoki in June

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

In June, Seinäjoki sees daytime highs around 18°C and nights near 9°C. Worth packing: rain gear and sun protection. About 12 days see rain.

rain gearsun protection

UV index in Seinäjoki in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June 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 Seinäjoki peaks around June 20 at about 4 (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 20UV 4Jan 1UV 0
UV index (midday)Level
Jan0Low
Feb0Low
Mar1Low
Apr2Moderate
May4Moderate
Jun4Moderate
Jul4Moderate
Aug4Moderate
Sep2Low
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Seinäjoki?

Seinäjoki sits at 62.8°N, 22.8°E, 50 m above sea level, in Finland. The nearest listed city is Kurikka, 29 km away.

KorsholmVaasaJakobstadKokkolaYlöjärviÄänekoski

Topography around Seinäjoki

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

Within 3 km, the terrain around Seinäjoki has only modest variations in elevation — a maximum elevation change of 69 m around an average of 50 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 90 m; within 80 km, significant variations in elevation — a maximum elevation change of 255 m.

The land around Seinäjoki is covered by trees (38%), artificial surfaces (29%) and cropland (28%) within 3 km, trees (63%) and cropland (24%) within 16 km, and trees (72%) within 80 km.

3 km
69 m
16 km
90 m
80 km
255 m
treesgrasslandcroplandartificial surfaceswaterwetland
June weather nearby: Kurikka 29 km · Kauhava 36 km · Korsholm 68 km · Vaasa 70 km · Jakobstad 98 km · Kokkola 117 km · Ylöjärvi 143 km · Äänekoski 150 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 Seinäjoki (62.7945°, 22.8282°, elevation 50 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).