Kilmarnock weather in April

In April, Kilmarnock sees average daytime highs of 10°C and overnight lows near 5°C, with 79 mm of precipitation across 14.5 wet days and about 13.8 hours of daylight. It is the 7th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 9°C in the first days to 11°C by the end. The sky is clear or mostly clear about 13% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 42 min at the start of April to 14 h 54 min by month's end. Set against the rest of the year, April is Kilmarnock's 2nd-clearest and 7th-windiest month. For the whole year in context, see Kilmarnock's year-round climate.

Daytime high
10°
7th warmest
Overnight low
5th coldest
Precipitation
79 mm
14.5 wet days
Daylight
13 h 48 min
5:23 AM – 7:14 PM
Cloud cover
72%
2nd clearest
Wind
18 km/h
7th windiest
Solar energy
3.63 kWh/m²
Travel score
2.0
out of 10

Kilmarnock is town and former burgh in East Ayrshire, Scotland, UK.

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 9°C in the first days to 11°C by the end.

A typical April day in Kilmarnock reaches about 10°C in the afternoon and slips back to 5°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 13°C. Set against its neighbours, April runs about 2°C warmer than March and about 3°C cooler than May.

10°15°151015202530
Avg high (°C)Avg low (°C)
194
294
395
495
595
695
795
895
995
1095
11105
12105
13105
14105
15105
16105
17105
18105
19105
20105
21115
22116
23116
24116
25116
26116
27116
28116
29116
30116

How April really feels in Kilmarnock

Once humidity and wind are folded in, April 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

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

Kilmarnock weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 15019.137.40.5
Feb / 12016.22.89.20.6
Mar / 10615.82.111.41.1
Apr10° / 7914.50.713.82.0
May13° / 77140.215.93.1
Jun15° / 10°8514.5017.13.8
Jul16° / 12°9616.7016.64.2
Aug16° / 12°11217.2014.84.2
Sep15° / 10°10515.9012.53.6
Oct12° / 143180.110.12.5
Nov / 14818.60.481.4
Dec / 1581826.90.7

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 18% of April, with mostly cloudy or overcast conditions the remaining 69%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12575
22575
32575
42575
52575
62674
72674
82773
92872
102872
112971
123070
133169
143169
153268
163268
173367
183466
193466
203466
213565
223565
233565
243565
253565
263664
273565
283565
293565
303664

Chance of precipitation in April

Any precipitationSnow

Kilmarnock gets around 79 mm of rain and snow over 14.5 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 47% and peaks near 50% on the wettest days, and about 1 day brings snow.

0%20%40%60%151015202530
Rain chance (%)Snow chance (%)
1494
2504
3504
4504
5504
6494
7494
8484
9484
10473
11463
12453
13443
14442
15442
16442
17442
18441
19451
20461
21461
22471
23471
24471
25481
26481
27491
28491
29491
30491

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 (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100

Wind in April

Winds average 18 km/h in April.

Across April, daily wind ranges from about 17 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202530
Wind speed (km/h)Feels
119light breeze
219light breeze
318light breeze
418light breeze
518light breeze
618light breeze
718light breeze
818light breeze
918light breeze
1018light breeze
1118light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 42 min at the start of April to 14 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 132 minutes over April. Sunrise moves from 6:02 AM to 4:49 AM, and sunset from 6:43 PM to 7:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:026:43
212.85:596:45
312.85:576:47
412.95:546:49
513.05:516:51
613.15:496:53
713.25:466:55
813.25:436:57
913.35:416:59
1013.45:387:02
1113.55:367:04
1213.55:337:06
1313.65:307:08
1413.75:287:10
1513.85:257:12
1613.85:237:14
1713.95:207:16
1814.05:187:18
1914.15:157:20
2014.25:137:22
2114.25:107:24
2214.35:087:26
2314.45:057:28
2414.55:037:30
2514.55:007:32
2614.64:587:34
2714.74:567:36
2814.74:537:38
2914.84:517:40
3014.94:497:42

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 3.63 kWh/m².

For context, solar energy here swings from a low near 0.38 kWh/m² to a high of 4.76 kWh/m² in May across the year — April's 3.63 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
12.9Moderate
22.9Moderate
33.0Moderate
43.0Moderate
53.1Moderate
63.1Moderate
73.2Moderate
83.2Moderate
93.3Moderate
103.4Moderate
113.4Moderate
123.5Moderate
133.5Moderate
143.6Moderate
153.6Moderate
163.7Moderate
173.8Moderate
183.8Moderate
193.9Moderate
203.9Moderate
214.0Moderate
224.0Bright
234.0Bright
244.1Bright
254.1Bright
264.2Bright
274.2Bright
284.3Bright
294.3Bright
304.3Bright
Planning a trip in April

Is April a good time to visit Kilmarnock?

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

2.0
Sightseeing
7th-best month of the year
Beach & pool
never really warm enough

April is a weaker month for outdoor sightseeing in Kilmarnock.

What to pack for Kilmarnock in April

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

In April, Kilmarnock sees daytime highs around 10°C and nights near 5°C. Pack a warm layer and rain gear. About 15 days see rain.

a warm layerrain gear

Sea temperature near Kilmarnock in April

The nearest coast averages about 8°C in April — 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 15°C and coldest in February near 7°C.

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

5°10°15°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan8Bracing
Feb7Bracing
Mar7Bracing
Apr8Bracing
May10Bracing
Jun13Bracing
Jul15Bracing
Aug15Cool
Sep14Bracing
Oct12Bracing
Nov11Bracing
Dec9Bracing

UV index in Kilmarnock in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kilmarnock peaks around June 18 at about 5 (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 18UV 5Dec 20UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Moderate
Apr3Moderate
May5Moderate
Jun5High
Jul5High
Aug5Moderate
Sep3Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Kilmarnock?

Kilmarnock sits at 55.6°N, 4.5°W, 39 m above sea level, in United Kingdom. The nearest listed city is Irvine, 10 km away.

Topography around Kilmarnock

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

Within 3 km, the terrain around Kilmarnock has only modest variations in elevation — a maximum elevation change of 81 m around an average of 49 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 336 m; within 80 km, large variations in elevation — a maximum elevation change of 993 m.

The land around Kilmarnock is covered by grassland (43%) and artificial surfaces (31%) within 3 km, grassland (67%) within 16 km, and grassland (54%), trees (21%) and water (21%) within 80 km.

3 km
81 m
16 km
336 m
80 km
993 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Irvine 10 km · Kilwinning 14 km · Ayr 19 km · Newton Mearns 21 km · Barrhead 22 km · Johnstone 24 km · Paisley 25 km · East Kilbride 26 km

United Kingdom travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type D / G / M
230 V · 50 Hz
Prices
≈ 89% of US
price level, 2025
GDP per capita
$57,602
2025
Happiness
6.7 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.1
per 100k, 2021
Road deaths
3.2
per 100k/yr, 2019
Income group
High
World Bank
Religion
Christian 60%none 26%Muslim 4%other 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 Kilmarnock (55.6117°, -4.4958°, elevation 39 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).