Kozel’sk weather in April

In April, Kozel’sk sees average daytime highs of 11°C and overnight lows near 2°C, with 40 mm of precipitation across 9.6 wet days and about 13.7 hours of daylight. It is the 6th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 7°C in the first days to 15°C by the end. The sky is clear or mostly clear about 19% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 36 min at the start of April to 14 h 42 min by month's end. Set against the rest of the year, April is Kozel’sk's 5th-clearest and 7th-windiest month. For the whole year in context, see Kozel’sk's year-round climate.

Daytime high
11°
6th warmest
Overnight low
6th coldest
Precipitation
40 mm
9.6 wet days
Daylight
13 h 42 min
5:45 AM – 7:29 PM
Cloud cover
69%
5th clearest
Wind
14 km/h
7th windiest
Solar energy
4.16 kWh/m²
Travel score
2.8
out of 10

Kozel’sk is human settlement in Kozelsky District, Kaluga Oblast, Russia.

Density
1,950/km²
people per km²
Founded
1200

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 7°C in the first days to 15°C by the end.

A typical April day in Kozel’sk reaches about 11°C in the afternoon and slips back to 2°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 4°C and 18°C. Set against its neighbours, April runs about 9°C warmer than March and about 7°C cooler than May.

-10°10°20°151015202530
Avg high (°C)Avg low (°C)
16-2
27-1
37-1
47-1
58-1
680
780
890
991
10101
11101
12101
13112
14112
15112
16122
17122
18123
19133
20133
21133
22134
23144
24144
25144
26154
27155
28155
29165
30165

How April really feels in Kozel’sk

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 21 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
21
wind chill below the day's low

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

Kozel’sk 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.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-4° / -9°359.2107.70.0
Feb-3° / -9°338.799.40.0
Mar / -5°368.46.811.50.0
Apr11° / 409.61.713.72.8
May18° / 6311.40.115.75.7
Jun22° / 12°7112.1016.86.1
Jul24° / 14°8613.7016.36.4
Aug22° / 12°6710.7014.66.7
Sep17° / 619.70.212.55.1
Oct / 5710.51.110.21.9
Nov / -3°448.858.30.0
Dec-3° / -7°4110.29.57.20.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 14% of April, with mostly cloudy or overcast conditions the remaining 66%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13367
23268
33268
43268
53169
63169
73169
83070
93070
103070
112971
122971
133070
143070
153070
163070
173169
183169
193367
203367
213466
223565
233664
243763
253763
264060
274060
284258
294357
304258

Chance of precipitation in April

Any precipitationSnow

Kozel’sk gets around 40 mm of rain and snow over 9.6 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 32% and peaks near 34% on the wettest days, and about 2 days bring snow.

0%10%20%30%40%151015202530
Rain chance (%)Snow chance (%)
12713
22712
32811
42811
52910
62910
7309
8318
9318
10327
11337
12336
13346
14346
15345
16345
17345
18344
19344
20344
21344
22343
23343
24343
25343
26333
27333
28333
29332
30332

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.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
30991

Wind in April

Winds average 14 km/h in April.

Across April, 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.

05101520151015202530
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light 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
1814light breeze
1914light breeze
2014light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 36 min at the start of April to 14 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 126 minutes over April. Sunrise moves from 6:22 AM to 5:13 AM, and sunset from 7:01 PM to 7:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.66:227:01
212.76:207:03
312.86:177:05
412.96:157:07
512.96:127:09
613.06:107:10
713.16:077:12
813.26:057:14
913.26:027:16
1013.36:007:18
1113.45:577:20
1213.55:557:22
1313.55:527:24
1413.65:507:26
1513.75:477:28
1613.75:457:29
1713.85:427:31
1813.95:407:33
1914.05:387:35
2014.05:357:37
2114.15:337:39
2214.25:317:41
2314.25:287:43
2414.35:267:45
2514.45:247:46
2614.45:227:48
2714.55:197:50
2814.65:177:52
2914.75:157:54
3014.75:137:56

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.16 kWh/m².

For context, solar energy here swings from a low near 0.44 kWh/m² to a high of 5.61 kWh/m² in June across the year — April's 4.16 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
13.6Moderate
23.6Moderate
33.6Moderate
43.7Moderate
53.7Moderate
63.7Moderate
73.8Moderate
83.8Moderate
93.8Moderate
103.8Moderate
113.9Moderate
123.9Moderate
134.0Moderate
144.0Bright
154.1Bright
164.1Bright
174.2Bright
184.2Bright
194.3Bright
204.4Bright
214.4Bright
224.5Bright
234.5Bright
244.6Bright
254.7Bright
264.7Bright
274.8Bright
284.8Bright
294.9Bright
304.9Bright
Planning a trip in April

Is April a good time to visit Kozel’sk?

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

2.8
Sightseeing
6th-best month of the year
0.1
Beach & pool
6th-best month of the year

April is a weaker month for outdoor sightseeing in Kozel’sk.

What to pack for Kozel’sk in April

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

In April, Kozel’sk sees daytime highs around 11°C and nights near 2°C. Pack a warm layer. Worth having: rain gear. About 10 days see rain.

a warm layerrain gear

UV index in Kozel’sk in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Kozel’sk peaks around July 13 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 18 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 13UV 6Dec 18UV 0
UV index (midday)Level
Jan1Low
Feb1Low
Mar2Moderate
Apr4Moderate
May4Moderate
Jun6High
Jul6High
Aug5Moderate
Sep4Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Kozel’sk?

Kozel’sk sits at 54.0°N, 35.8°E, 164 m above sea level, in Russia. The nearest listed city is Sukhinichi, 29 km away.

Topography around Kozel’sk

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

Within 3 km, the terrain around Kozel’sk has only modest variations in elevation — a maximum elevation change of 65 m around an average of 160 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 151 m; within 80 km, only modest variations in elevation — a maximum elevation change of 200 m.

The land around Kozel’sk is covered by grassland (32%), trees (29%) and cropland (28%) within 3 km, trees (51%), grassland (26%) and cropland (22%) within 16 km, and trees (58%), grassland (21%) and cropland (20%) within 80 km.

3 km
65 m
16 km
151 m
80 km
200 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Sukhinichi 29 km · Belëv 34 km · Suvorov 48 km · Kaluga 64 km · Lyudinovo 89 km · Kirov 96 km · Aleksin 99 km · Mtsensk 100 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
other Christian 2%

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 Kozel’sk (54.0366°, 35.7709°, elevation 164 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).