Kemi weather in August

In August, Kemi sees average daytime highs of 17°C and overnight lows near 12°C, with 75 mm of rain across 11.1 wet days and about 16.4 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 18°C in the first days to 15°C by the end. The sky is clear or mostly clear about 20% of the time in August, and the air most often feels dry.

Daylight stretches from about 18 h 18 min at the start of August to 14 h 36 min by month's end. Set against the rest of the year, August is Kemi's 5th-clearest and 8th-windiest month. For the whole year in context, see Kemi's year-round climate.

Daytime high
17°
2nd warmest
Overnight low
12°
11th coldest
Rainfall
75 mm
11.1 wet days
Daylight
16 h 24 min
4:13 AM – 8:39 PM
Cloud cover
67%
5th clearest
Wind
14 km/h
8th windiest
Solar energy
3.76 kWh/m²
Travel score
5.1
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 18°C in the first days to 15°C by the end.

A typical August day in Kemi reaches about 17°C in the afternoon and slips back to 12°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 20°C. Set against its neighbours, August runs about 1°C cooler than July and about 5°C warmer than September.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11913
21813
31813
41813
51813
61813
71813
81813
91813
101813
111713
121712
131712
141712
151712
161712
171712
181712
191612
201612
211611
221611
231611
241611
251611
261511
271511
281511
291510
301510
311510

How August really feels in Kemi

Once humidity and wind are folded in, August 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

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

Kemi weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-6° / -11°469.510.64.10.0
Feb-7° / -11°389107.60.0
Mar-3° / -8°388.49.111.10.0
Apr / -4°347.34.614.80.0
May / 479.20.918.51.6
Jun14° / 5810021.44.0
Jul18° / 13°6811.1020.15.7
Aug17° / 12°7511.1016.45.1
Sep12° / 7010.50.112.72.9
Oct / 63112.59.10.4
Nov / -3°6712.785.40.0
Dec-3° / -7°571210.82.50.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 16% of August, with mostly cloudy or overcast conditions the remaining 64%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
23961
33961
43763
53763
63763
73664
83664
93664
103565
113565
123565
133565
143565
153565
163664
173763
183763
193763
203763
213664
223763
233664
243565
253565
263565
273565
283466
293367
303367
313367

Chance of precipitation in August

Any precipitation

Kemi gets around 75 mm of rain over 11.1 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 36% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
132
233
333
434
534
635
735
835
936
1036
1137
1237
1338
1438
1538
1638
1738
1838
1938
2038
2138
2237
2337
2436
2536
2635
2735
2834
2934
3034
3133

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the dry band about 74% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1563581
2573481
3583381
4593281
5613171
6623071
7642871
8652771
9682660
10692560
11692560
12712450
13722350
14742240
15742240
16762130
17772030
18782020
19791920
20801910
21811810
22811810
23821710
24831610
25851500
26851500
27861400
28871300
29881200
30891100
31901000

Wind in August

Winds average 14 km/h in August.

Across August, daily wind ranges from about 13 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 18 h 18 min at the start of August to 14 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 222 minutes over August. Sunrise moves from 3:20 AM to 5:04 AM, and sunset from 9:36 PM to 7:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
118.33:209:36
218.13:249:32
318.03:279:28
417.93:319:24
517.83:349:21
617.63:389:17
717.53:429:13
817.43:459:09
917.33:499:05
1017.23:529:02
1117.03:568:58
1216.93:598:54
1316.84:038:50
1416.74:068:46
1516.54:108:42
1616.44:138:39
1716.34:178:35
1816.24:208:31
1916.14:238:27
2015.94:278:23
2115.84:308:19
2215.74:348:15
2315.64:378:11
2415.54:408:07
2515.34:448:04
2615.24:478:00
2715.14:507:56
2815.04:547:52
2914.84:577:48
3014.75:007:44
3114.65:047:40

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 3.76 kWh/m².

For context, solar energy here swings from a low near 0.01 kWh/m² to a high of 5.72 kWh/m² in June across the year — August's 3.76 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.6Bright
34.5Bright
44.5Bright
54.4Bright
64.3Bright
74.3Bright
84.2Bright
94.2Bright
104.1Bright
114.0Bright
124.0Moderate
133.9Moderate
143.8Moderate
153.8Moderate
163.7Moderate
173.7Moderate
183.6Moderate
193.5Moderate
203.5Moderate
213.4Moderate
223.4Moderate
233.3Moderate
243.3Moderate
253.2Moderate
263.2Moderate
273.1Moderate
283.0Moderate
293.0Moderate
302.9Moderate
312.9Moderate
Planning a trip in August

Is August a good time to visit Kemi?

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

5.1
Sightseeing
2nd-best month of the year
1.1
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Kemi for sightseeing.

What to pack for Kemi in August

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

In August, Kemi sees daytime highs around 17°C and nights near 12°C. Worth packing: a warm layer and rain gear. About 11 days see rain.

a warm layerrain gear

Sea temperature near Kemi in August

The nearest coast averages about 15°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 13 km away) is warmest in August at about 15°C and coldest in February near -0°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan0Bracing
Feb0Bracing
Mar0Bracing
Apr0Bracing
May3Bracing
Jun10Bracing
Jul15Bracing
Aug15Cool
Sep12Bracing
Oct8Bracing
Nov4Bracing
Dec1Bracing

UV index in Kemi in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kemi peaks around July 15 at about 4 (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 15UV 4Dec 17UV 0
UV index (midday)Level
Jan0Low
Feb0Low
Mar1Low
Apr3Moderate
May4Moderate
Jun4Moderate
Jul5Moderate
Aug3Moderate
Sep2Low
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Kemi?

Kemi sits at 65.7°N, 24.6°E, 16 m above sea level, in Finland. The nearest listed city is Tornio, 23 km away.

HaukipudasOuluRovaniemiLuleåRaaheBodenPiteå

Topography around Kemi

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

Within 3 km, the terrain around Kemi has only modest variations in elevation — a maximum elevation change of 37 m around an average of 7 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 224 m; within 80 km, significant variations in elevation — a maximum elevation change of 400 m.

The land around Kemi is covered by trees (39%) and water (35%) within 3 km, trees (44%) and water (43%) within 16 km, and trees (55%) and water (34%) within 80 km.

3 km
37 m
16 km
224 m
80 km
400 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Tornio 23 km · Haukipudas 72 km · Oulu 91 km · Rovaniemi 99 km · Luleå 112 km · Raahe 117 km · Boden 132 km · Piteå 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 Kemi (65.7364°, 24.5637°, elevation 16 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).