Ruhnu weather in June

In June, Ruhnu sees average daytime highs of 15°C and overnight lows near 13°C, with 57 mm of rain across 9.6 wet days and about 17.7 hours of daylight. It is the 4th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 14°C in the first days to 17°C by the end. The sky is clear or mostly clear about 40% of the time in June, and the air most often feels dry.

Daylight stretches from about 17 h 18 min at the start of June to 17 h 42 min by month's end. Set against the rest of the year, June is Ruhnu's 3rd-clearest and 10th-windiest month. For the whole year in context, see Ruhnu's year-round climate.

Daytime high
15°
4th warmest
Overnight low
13°
9th coldest
Rainfall
57 mm
9.6 wet days
Daylight
17 h 48 min
3:35 AM – 9:20 PM
Cloud cover
51%
3rd clearest
Wind
21 km/h
10th windiest
Solar energy
6.22 kWh/m²
Travel score
4.8
out of 10

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 14°C in the first days to 17°C by the end.

A typical June day in Ruhnu reaches about 15°C in the afternoon and slips back to 13°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 18°C. Set against its neighbours, June runs about 5°C warmer than May and about 4°C cooler than July.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
11311
21311
31411
41412
51412
61412
71412
81412
91512
101513
111513
121513
131513
141513
151513
161513
171513
181614
191614
201614
211614
221614
231614
241614
251614
261715
271715
281715
291715
301715

How June really feels in Ruhnu

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.

Ruhnu weather by month

How June compares with the rest of the year at a glance. June is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°4511.98.470.0
Feb-0° / -3°379.778.90.0
Mar / -1°338.34.511.40.0
Apr / 337.41.3140.2
May10° / 347.1016.32.4
Jun15° / 13°579.6017.74.8
Jul19° / 17°609.2017.16.4
Aug19° / 17°7912015.16.0
Sep15° / 14°6611.7012.54.5
Oct10° / 8414.90.2102.1
Nov / 6914.12.37.60.5
Dec / 5613.56.76.30.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 17% of June, with mostly cloudy or overcast conditions the remaining 43%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15941
25941
36040
45941
55941
65941
75941
85941
95941
105941
115842
125842
135743
145743
155644
165644
175545
185545
195545
205545
215545
225545
235545
245545
255545
265446
275446
285446
295545
305545

Chance of precipitation in June

Any precipitation

Ruhnu gets around 57 mm of rain over 9.6 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 32% and peaks near 37% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
125
225
325
425
525
626
726
827
928
1028
1129
1230
1331
1432
1533
1634
1735
1836
1937
2037
2137
2237
2337
2437
2536
2636
2736
2835
2935
3034

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 73% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
191900
2901000
3881110
4861310
5851410
6841510
7831610
8811810
9801910
10792010
11772120
12772120
13762220
14742330
15732430
16732430
17722440
18712540
19712540
20692650
21692650
22662761
23652861
24632971
25613081
26603181
27583291
285633101
295335111
305036122

Wind in June

Winds average 21 km/h in June.

Across June, daily wind ranges from about 20 km/h on the calmest days to 21 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202530
Wind speed (km/h)Feels
121breezy
220breezy
320breezy
420breezy
521breezy
621breezy
721breezy
821breezy
921breezy
1021breezy
1121breezy
1221breezy
1321breezy
1421breezy
1521breezy
1621breezy
1721breezy
1821breezy
1921breezy
2021breezy
2121breezy
2221breezy
2321breezy
2421breezy
2521breezy
2621breezy
2721breezy
2821breezy
2921breezy
3021breezy

Sunrise & sunset in June

DaylightNight

Daylight runs from about 17 h 18 min at the start of June to 17 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over June. Sunrise moves from 3:46 AM to 3:38 AM, and sunset from 9:03 PM to 9:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
117.33:469:03
217.33:459:04
317.43:449:06
417.43:439:07
517.43:429:09
617.53:419:10
717.53:409:11
817.63:399:12
917.63:389:13
1017.63:389:15
1117.63:379:16
1217.73:369:17
1317.73:369:17
1417.73:359:18
1517.73:359:19
1617.83:359:20
1717.83:349:20
1817.83:349:21
1917.83:349:21
2017.83:349:22
2117.83:349:22
2217.83:349:23
2317.83:359:23
2417.83:359:23
2517.83:359:23
2617.83:369:23
2717.83:369:23
2817.83:379:23
2917.83:379:22
3017.73:389:22

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 6.22 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 0.26 kWh/m² to a high of 6.22 kWh/m² in June across the year — June's 6.22 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.3Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.2Intense
Planning a trip in June

Is June a good time to visit Ruhnu?

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

4.8
Sightseeing
3rd-best month of the year
0.4
Beach & pool
4th-best month of the year

June is a reasonable time to visit Ruhnu for sightseeing.

What to pack for Ruhnu in June

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

In June, Ruhnu sees daytime highs around 15°C and nights near 13°C. Pack sun protection. Worth having: a warm layer, rain gear and a windbreaker. About 10 days see rain.

sun protectiona warm layerrain geara windbreaker

Sea temperature near Ruhnu in June

The nearest coast averages about 13°C in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 18°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
Apr3Bracing
May7Bracing
Jun13Bracing
Jul17Cool
Aug18Cool
Sep15Cool
Oct11Bracing
Nov8Bracing
Dec5Bracing

UV index in Ruhnu in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ruhnu peaks around June 19 at about 6 (high) — a little sun protection helps at midday. It bottoms out near December 20 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 5 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 19UV 6Dec 20UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun6High
Jul5Moderate
Aug5Moderate
Sep3Moderate
Oct1Low
Nov1Low
Dec0Low
Location & terrain

Where is Ruhnu?

Ruhnu sits at 57.8°N, 23.2°E, 0 m above sea level, in Estonia. The nearest listed city is Kuressaare, 67 km away.

KuressaareMuhuPärnuVentspils

Topography around Ruhnu

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

Within 3 km, the terrain around Ruhnu has only modest variations in elevation — a maximum elevation change of 38 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 38 m; within 80 km, only modest variations in elevation — a maximum elevation change of 184 m.

The land around Ruhnu is covered by water (63%) and trees (23%) within 3 km, water (99%) within 16 km, and water (70%) and trees (21%) within 80 km.

3 km
38 m
16 km
38 m
80 km
184 m
treesgrasslandcroplandwaterwetland
June weather nearby: Kuressaare 67 km · Muhu 89 km · Tukums 93 km · Jūrmala 98 km · Pärnu 98 km · Riga 108 km · Dārzciems 110 km · Ventspils 110 km

Estonia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 66% of US
price level, 2025
GDP per capita
$34,418
2025
Happiness
6.4 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
1.5
per 100k, 2023
Road deaths
4.5
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 561
Religion
none 58%Orthodox 17%Protestant 9%other 3%

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 Ruhnu (57.8003°, 23.2483°, elevation 0 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).