Kostomuksha weather in April

In April, Kostomuksha sees average daytime highs of 5°C and overnight lows near -4°C, with 33 mm of precipitation across 8.4 wet days and about 14.6 hours of daylight. It is the 6th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 2°C in the first days to 8°C by the end. The sky is clear or mostly clear about 16% of the time in April, and the air most often feels dry.

Daylight stretches from about 13 hours at the start of April to 16 h 18 min by month's end. Set against the rest of the year, April is Kostomuksha's 3rd-clearest and 8th-windiest month. For the whole year in context, see Kostomuksha's year-round climate.

Daytime high: 5°; 6th warmest
Overnight low: -4°; 6th coldest
Precipitation: 33 mm; 8.4 wet days
Daylight: 14 h 42 min; 5:37 AM – 8:19 PM
Cloud cover: 73%; 3rd clearest
Wind: 12 km/h; 8th windiest
Solar energy: 3.58 kWh/m²
Travel score: 0.3; out of 10

Kostomuksha is human settlement in Kostomuksha Municipal Okrug, Republic of Karelia, Russia.

Density: 2,009/km²; people per km²
Founded: 1977

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

← March Kostomuksha year-round climate May →Best places to visit in April

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 2°C in the first days to 8°C by the end.

A typical April day in Kostomuksha reaches about 5°C in the afternoon and slips back to -4°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between -1°C and 10°C. Set against its neighbours, April runs about 6°C warmer than March and about 7°C cooler than May.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Avg high (°C)	1	2	2	2	2	3	3	3	3	3	4	4	4	4	4	5	5	5	5	6	6	6	6	7	7	7	7	8	8	8
Avg low (°C)	-7	-6	-6	-6	-6	-6	-5	-5	-5	-5	-4	-4	-4	-4	-4	-3	-3	-3	-3	-3	-2	-2	-2	-2	-2	-1	-1	-1	-1	-1

	Avg high (°C)	Avg low (°C)
1	1	-7
2	2	-6
3	2	-6
4	2	-6
5	2	-6
6	3	-6
7	3	-5
8	3	-5
9	3	-5
10	3	-5
11	4	-4
12	4	-4
13	4	-4
14	4	-4
15	4	-4
16	5	-3
17	5	-3
18	5	-3
19	5	-3
20	6	-3
21	6	-2
22	6	-2
23	6	-2
24	7	-2
25	7	-2
26	7	-1
27	7	-1
28	8	-1
29	8	-1
30	8	-1

How April really feels in Kostomuksha

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 30 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C

heat index over the day's high

Days feeling ≤ 0°C

8 feel bitter (≤ -10°C)

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

Kostomuksha weather by month

How April compares with the rest of the year at a glance. April is the 6th-warmest and 9th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Snow days	Daylight (hours)	Travel score
Jan	-8° / -13°	32	9	10.9	4.7	0.0
Feb	-7° / -13°	26	7.8	9.7	7.8	0.0
Mar	-2° / -9°	31	8.4	10	11.2	0.0
Apr	5° / -4°	33	8.4	6	14.6	0.3
May	12° / 3°	58	11.3	2.6	18	2.8
Jun	17° / 8°	69	12.2	0.2	20.5	4.9
Jul	20° / 11°	81	13.4	0	19.4	5.5
Aug	17° / 9°	76	12.7	0	16.2	5.0
Sep	12° / 5°	64	11.5	0.3	12.7	2.7
Oct	4° / -0°	57	11.7	5.1	9.3	0.2
Nov	-1° / -5°	47	10.9	10.1	5.9	0.0
Dec	-5° / -10°	42	11	12.4	3.5	0.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 11% of April, with mostly cloudy or overcast conditions the remaining 73%.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Clearer (%)	30	30	30	29	29	28	27	27	26	26	25	25	24	24	24	24	25	25	26	25	26	26	27	27	28	28	28	27	27	27
Cloudier (%)	70	70	70	71	71	72	73	73	74	74	75	75	76	76	76	76	75	75	74	75	74	74	73	73	72	72	72	73	73	73

	Clearer (%)	Cloudier (%)
1	30	70
2	30	70
3	30	70
4	29	71
5	29	71
6	28	72
7	27	73
8	27	73
9	26	74
10	26	74
11	25	75
12	25	75
13	24	76
14	24	76
15	24	76
16	24	76
17	25	75
18	25	75
19	26	74
20	25	75
21	26	74
22	26	74
23	27	73
24	27	73
25	28	72
26	28	72
27	28	72
28	27	73
29	27	73
30	27	73

Chance of precipitation in April

Any precipitationSnow

Kostomuksha gets around 33 mm of rain and snow over 8.4 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 29% and peaks near 30% on the wettest days, and about 6 days bring snow.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Rain chance (%)	28	28	28	28	28	28	28	28	28	28	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	30	30
Snow chance (%)	28	27	27	27	26	26	25	25	25	24	24	24	23	23	23	22	21	20	20	19	18	17	16	15	15	14	13	13	12	12

	Rain chance (%)	Snow chance (%)
1	28	28
2	28	27
3	28	27
4	28	27
5	28	26
6	28	26
7	28	25
8	28	25
9	28	25
10	28	24
11	29	24
12	29	24
13	29	23
14	29	23
15	29	23
16	29	22
17	29	21
18	29	20
19	29	20
20	29	19
21	29	18
22	29	17
23	29	16
24	29	15
25	29	15
26	29	14
27	29	13
28	29	13
29	30	12
30	30	12

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Dry (%)	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100

Wind in April

Winds average 12 km/h in April.

Across April, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Wind speed (km/h)	13	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12
Feels	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm

	Wind speed (km/h)	Feels
1	13	light breeze
2	12	light breeze
3	12	light breeze
4	12	light breeze
5	12	light breeze
6	12	light breeze
7	12	light breeze
8	12	light breeze
9	12	light breeze
10	12	light breeze
11	12	calm
12	12	calm
13	12	calm
14	12	calm
15	12	calm
16	12	calm
17	12	calm
18	12	calm
19	12	calm
20	12	calm
21	12	calm
22	12	calm
23	12	calm
24	12	calm
25	12	calm
26	12	calm
27	12	calm
28	12	calm
29	12	calm
30	12	calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 13 hours at the start of April to 16 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 198 minutes over April. Sunrise moves from 6:33 AM to 4:47 AM, and sunset from 7:32 PM to 9:03 PM.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Daylight (h)	13.0	13.1	13.2	13.3	13.4	13.6	13.7	13.8	13.9	14.0	14.1	14.2	14.4	14.5	14.6	14.7	14.8	14.9	15.0	15.1	15.3	15.4	15.5	15.6	15.7	15.8	15.9	16.1	16.2	16.3
Sunrise (AM)	6:33	6:29	6:25	6:21	6:18	6:14	6:10	6:07	6:03	5:59	5:56	5:52	5:48	5:45	5:41	5:37	5:33	5:30	5:26	5:23	5:19	5:15	5:12	5:08	5:04	5:01	4:57	4:54	4:50	4:47
Sunset (PM)	7:32	7:35	7:38	7:41	7:44	7:47	7:51	7:54	7:57	8:00	8:03	8:06	8:09	8:12	8:16	8:19	8:22	8:25	8:28	8:31	8:35	8:38	8:41	8:44	8:47	8:51	8:54	8:57	9:00	9:03

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	13.0	6:33	7:32
2	13.1	6:29	7:35
3	13.2	6:25	7:38
4	13.3	6:21	7:41
5	13.4	6:18	7:44
6	13.6	6:14	7:47
7	13.7	6:10	7:51
8	13.8	6:07	7:54
9	13.9	6:03	7:57
10	14.0	5:59	8:00
11	14.1	5:56	8:03
12	14.2	5:52	8:06
13	14.4	5:48	8:09
14	14.5	5:45	8:12
15	14.6	5:41	8:16
16	14.7	5:37	8:19
17	14.8	5:33	8:22
18	14.9	5:30	8:25
19	15.0	5:26	8:28
20	15.1	5:23	8:31
21	15.3	5:19	8:35
22	15.4	5:15	8:38
23	15.5	5:12	8:41
24	15.6	5:08	8:44
25	15.7	5:04	8:47
26	15.8	5:01	8:51
27	15.9	4:57	8:54
28	16.1	4:54	8:57
29	16.2	4:50	9:00
30	16.3	4:47	9:03

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 3.58 kWh/m².

For context, solar energy here swings from a low near 0.03 kWh/m² to a high of 5.04 kWh/m² in June across the year — April's 3.58 kWh/m² falls in the middle.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Solar energy (kWh/m²)	2.8	2.9	2.9	3.0	3.0	3.1	3.1	3.2	3.2	3.3	3.3	3.4	3.4	3.5	3.5	3.6	3.6	3.7	3.7	3.8	3.8	3.9	3.9	4.0	4.0	4.1	4.1	4.2	4.2	4.2
Level	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Bright	Bright	Bright	Bright	Bright	Bright

	Solar energy (kWh/m²)	Level
1	2.8	Moderate
2	2.9	Moderate
3	2.9	Moderate
4	3.0	Moderate
5	3.0	Moderate
6	3.1	Moderate
7	3.1	Moderate
8	3.2	Moderate
9	3.2	Moderate
10	3.3	Moderate
11	3.3	Moderate
12	3.4	Moderate
13	3.4	Moderate
14	3.5	Moderate
15	3.5	Moderate
16	3.6	Moderate
17	3.6	Moderate
18	3.7	Moderate
19	3.7	Moderate
20	3.8	Moderate
21	3.8	Moderate
22	3.9	Moderate
23	3.9	Moderate
24	4.0	Moderate
25	4.0	Bright
26	4.1	Bright
27	4.1	Bright
28	4.2	Bright
29	4.2	Bright
30	4.2	Bright

Planning a trip in April

Is April a good time to visit Kostomuksha?

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

0.3

Sightseeing

6th-best month of the year

0.0

Beach & pool

6th-best month of the year

April is a weaker month for outdoor sightseeing in Kostomuksha.

What to pack for Kostomuksha in April

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

In April, Kostomuksha sees daytime highs around 5°C and nights near -4°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 8 days see rain.

a warm layera heavy coatrain gear

UV index in Kostomuksha in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kostomuksha peaks around July 15 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.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	0	0	1	2	4	4	5	4	2	1	0	0
Level	Low	Low	Low	Moderate	Moderate	Moderate	Moderate	Moderate	Low	Low	Low	Low

	UV index (midday)	Level
Jan	0	Low
Feb	0	Low
Mar	1	Low
Apr	2	Moderate
May	4	Moderate
Jun	4	Moderate
Jul	5	Moderate
Aug	4	Moderate
Sep	2	Low
Oct	1	Low
Nov	0	Low
Dec	0	Low

Location & terrain

Where is Kostomuksha?

Kostomuksha sits at 64.6°N, 30.6°E, 212 m above sea level, in Russia. The nearest listed city is Kajaani, 142 km away.

Topography around Kostomuksha

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

Within 3 km, the terrain around Kostomuksha has only modest variations in elevation — a maximum elevation change of 75 m around an average of 207 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 313 m; within 80 km, significant variations in elevation — a maximum elevation change of 312 m.

The land around Kostomuksha is covered by trees (69%) within 3 km, trees (76%) within 16 km, and trees (77%) within 80 km.

3 km

75 m

trees 69%

16 km

313 m

trees 76%

80 km

312 m

trees 77%

treesgrasslandartificial surfacesbare terrainwaterwetland

← March Kostomuksha year-round climate May →Best places to visit in April

April weather nearby: Kajaani 142 km · Iisalmi 199 km · Segezha 203 km · Kontiolahti 205 km · Siilinjärvi 218 km · Joensuu 223 km · Kuopio 235 km · Oulu 247 km

Russia travel facts

Travel advisory: Level 4; Do Not Travel
Power plugs: Type C / F; 230 V · 50 Hz
Prices: ≈ 32% of US; price level, 2025
GDP per capita: $17,547; 2025
Happiness: 5.8 / 10; World Happiness, 2025
Safe drinking water: 76%; of population, 2024
Homicide rate: 6.8; per 100k, 2021
Road deaths: 12; per 100k/yr, 2019
Income group: High; World Bank
English: Moderate; EF EPI 521
Religion

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 Kostomuksha (64.571°, 30.5767°, elevation 212 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).

	Avg high (°C)	Avg low (°C)
1	1	-7
2	2	-6
3	2	-6
4	2	-6
5	2	-6
6	3	-6
7	3	-5
8	3	-5
9	3	-5
10	3	-5
11	4	-4
12	4	-4
13	4	-4
14	4	-4
15	4	-4
16	5	-3
17	5	-3
18	5	-3
19	5	-3
20	6	-3
21	6	-2
22	6	-2
23	6	-2
24	7	-2
25	7	-2
26	7	-1
27	7	-1
28	8	-1
29	8	-1
30	8	-1

	Clearer (%)	Cloudier (%)
1	30	70
2	30	70
3	30	70
4	29	71
5	29	71
6	28	72
7	27	73
8	27	73
9	26	74
10	26	74
11	25	75
12	25	75
13	24	76
14	24	76
15	24	76
16	24	76
17	25	75
18	25	75
19	26	74
20	25	75
21	26	74
22	26	74
23	27	73
24	27	73
25	28	72
26	28	72
27	28	72
28	27	73
29	27	73
30	27	73

	Rain chance (%)	Snow chance (%)
1	28	28
2	28	27
3	28	27
4	28	27
5	28	26
6	28	26
7	28	25
8	28	25
9	28	25
10	28	24
11	29	24
12	29	24
13	29	23
14	29	23
15	29	23
16	29	22
17	29	21
18	29	20
19	29	20
20	29	19
21	29	18
22	29	17
23	29	16
24	29	15
25	29	15
26	29	14
27	29	13
28	29	13
29	30	12
30	30	12

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100

	Avg high (°C)	Avg low (°C)
1	1	-7
2	2	-6
3	2	-6
4	2	-6
5	2	-6
6	3	-6
7	3	-5
8	3	-5
9	3	-5
10	3	-5
11	4	-4
12	4	-4
13	4	-4
14	4	-4
15	4	-4
16	5	-3
17	5	-3
18	5	-3
19	5	-3
20	6	-3
21	6	-2
22	6	-2
23	6	-2
24	7	-2
25	7	-2
26	7	-1
27	7	-1
28	8	-1
29	8	-1
30	8	-1

	Clearer (%)	Cloudier (%)
1	30	70
2	30	70
3	30	70
4	29	71
5	29	71
6	28	72
7	27	73
8	27	73
9	26	74
10	26	74
11	25	75
12	25	75
13	24	76
14	24	76
15	24	76
16	24	76
17	25	75
18	25	75
19	26	74
20	25	75
21	26	74
22	26	74
23	27	73
24	27	73
25	28	72
26	28	72
27	28	72
28	27	73
29	27	73
30	27	73

	Rain chance (%)	Snow chance (%)
1	28	28
2	28	27
3	28	27
4	28	27
5	28	26
6	28	26
7	28	25
8	28	25
9	28	25
10	28	24
11	29	24
12	29	24
13	29	23
14	29	23
15	29	23
16	29	22
17	29	21
18	29	20
19	29	20
20	29	19
21	29	18
22	29	17
23	29	16
24	29	15
25	29	15
26	29	14
27	29	13
28	29	13
29	30	12
30	30	12

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100

	Avg high (°C)	Avg low (°C)
1	1	-7
2	2	-6
3	2	-6
4	2	-6
5	2	-6
6	3	-6
7	3	-5
8	3	-5
9	3	-5
10	3	-5
11	4	-4
12	4	-4
13	4	-4
14	4	-4
15	4	-4
16	5	-3
17	5	-3
18	5	-3
19	5	-3
20	6	-3
21	6	-2
22	6	-2
23	6	-2
24	7	-2
25	7	-2
26	7	-1
27	7	-1
28	8	-1
29	8	-1
30	8	-1

	Clearer (%)	Cloudier (%)
1	30	70
2	30	70
3	30	70
4	29	71
5	29	71
6	28	72
7	27	73
8	27	73
9	26	74
10	26	74
11	25	75
12	25	75
13	24	76
14	24	76
15	24	76
16	24	76
17	25	75
18	25	75
19	26	74
20	25	75
21	26	74
22	26	74
23	27	73
24	27	73
25	28	72
26	28	72
27	28	72
28	27	73
29	27	73
30	27	73

	Rain chance (%)	Snow chance (%)
1	28	28
2	28	27
3	28	27
4	28	27
5	28	26
6	28	26
7	28	25
8	28	25
9	28	25
10	28	24
11	29	24
12	29	24
13	29	23
14	29	23
15	29	23
16	29	22
17	29	21
18	29	20
19	29	20
20	29	19
21	29	18
22	29	17
23	29	16
24	29	15
25	29	15
26	29	14
27	29	13
28	29	13
29	30	12
30	30	12

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100