Irvine weather in January

In January, Irvine sees average daytime highs of 7°C and overnight lows near 4°C, with 179 mm of precipitation across 20.1 wet days and about 7.4 hours of daylight. It is the 11th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 7°C through the month. The sky is clear or mostly clear about 12% of the time in January, and the air most often feels dry.

Daylight stretches from about 6 h 54 min at the start of January to 8 h 12 min by month's end. Set against the rest of the year, January is Irvine's 12th-clearest and 1st-windiest month. For the whole year in context, see Irvine's year-round climate.

Daytime high
11th warmest
Overnight low
2nd coldest
Precipitation
179 mm
20.1 wet days
Daylight
7 h 24 min
8:47 AM – 4:09 PM
Cloud cover
75%
12th clearest
Wind
27 km/h
1st windiest
Solar energy
0.51 kWh/m²
Travel score
0.6
out of 10

Irvine is town in North Ayrshire, Scotland, UK.

Density
2,133/km²
people per km²

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 7°C through the month.

A typical January day in Irvine reaches about 7°C in the afternoon and slips back to 4°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 4°C and 10°C. Set against its neighbours, January runs on par with December and on par with February.

10°151015202531
Avg high (°C)Avg low (°C)
174
274
374
474
574
675
775
875
975
1075
1175
1275
1375
1475
1574
1674
1774
1874
1974
2074
2174
2274
2374
2474
2574
2674
2774
2874
2974
3074
3174

How January really feels in Irvine

Once humidity and wind are folded in, January averages 0 days that feel above 32°C and 31 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
31
wind chill below the day's low

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

Irvine weather by month

How January compares with the rest of the year at a glance. January is the 11th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 17920.11.77.40.6
Feb / 13816.71.89.20.6
Mar / 12116.11.211.40.9
Apr / 86140.313.81.7
May12° / 8313.80.115.92.7
Jun14° / 11°9214.2017.13.4
Jul15° / 13°11017.2016.63.9
Aug16° / 13°12917.7014.83.9
Sep14° / 12°12716.6012.53.4
Oct12° / 17619.1010.12.4
Nov / 18419.90.381.5
Dec / 19619.51.26.90.9

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of January, with mostly cloudy or overcast conditions the remaining 75%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12773
22773
32674
42773
52773
62773
72674
82674
92674
102674
112674
122575
132575
142575
152476
162476
172476
182377
192377
202377
212377
222377
232377
242476
252476
262476
272476
282575
292575
302575
312674

Chance of precipitation in January

Any precipitationSnow

Irvine gets around 179 mm of rain and snow over 20.1 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 65% and peaks near 69% on the wettest days, and about 2 days bring snow. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)Snow chance (%)
1674
2674
3684
4684
5684
6685
7695
8695
9695
10696
11696
12686
13686
14686
15676
16666
17666
18656
19656
20646
21636
22626
23626
24616
25616
26606
27606
28606
29606
30606
31606

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January 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%151015202531
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
31100

Wind in January

Winds average 27 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 26 km/h on the calmest days to 27 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
126breezy
227breezy
327breezy
427breezy
527breezy
627breezy
727breezy
827breezy
927breezy
1027breezy
1127breezy
1227breezy
1327breezy
1427breezy
1527breezy
1627breezy
1727breezy
1827breezy
1927breezy
2027breezy
2126breezy
2226breezy
2326breezy
2426breezy
2526breezy
2626breezy
2726breezy
2826breezy
2926breezy
3026breezy
3126breezy

Sunrise & sunset in January

DaylightNight

Daylight runs from about 6 h 54 min at the start of January to 8 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 78 minutes over January. Sunrise moves from 8:56 AM to 8:26 AM, and sunset from 3:48 PM to 4:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
16.98:563:48
26.98:563:49
36.98:563:50
46.98:553:51
57.08:553:52
67.08:543:54
77.08:543:55
87.08:533:56
97.18:533:58
107.18:523:59
117.28:514:01
127.28:514:02
137.28:504:04
147.38:494:06
157.38:484:07
167.48:474:09
177.48:464:11
187.58:454:12
197.58:444:14
207.68:424:16
217.68:414:18
227.78:404:20
237.78:384:22
247.88:374:24
257.88:364:26
267.98:344:28
278.08:334:30
288.08:314:32
298.18:294:34
308.18:284:36
318.28:264:38

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 0.51 kWh/m².

For context, solar energy here swings from a low near 0.38 kWh/m² to a high of 4.8 kWh/m² in May across the year — January's 0.51 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.4Dim
20.4Dim
30.4Dim
40.4Dim
50.4Dim
60.4Dim
70.4Dim
80.4Dim
90.4Dim
100.4Dim
110.5Dim
120.5Dim
130.5Dim
140.5Dim
150.5Dim
160.5Dim
170.5Dim
180.5Dim
190.5Dim
200.6Dim
210.6Dim
220.6Dim
230.6Dim
240.6Dim
250.6Dim
260.7Dim
270.7Dim
280.7Dim
290.7Dim
300.7Dim
310.8Dim
Planning a trip in January

Is January a good time to visit Irvine?

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

0.6
Sightseeing
11th-best month of the year
Beach & pool
never really warm enough

January is a weaker month for outdoor sightseeing in Irvine.

What to pack for Irvine in January

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

In January, Irvine sees daytime highs around 7°C and nights near 4°C. Pack a warm layer and rain gear. Worth having: a heavy coat and a windbreaker. About 20 days see rain.

a warm layerrain geara heavy coata windbreaker

Sea temperature near Irvine in January

The nearest coast averages about 8°C in January — 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 Irvine in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 0. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Irvine peaks around June 23 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 23UV 5Dec 20UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Moderate
Apr3Moderate
May5Moderate
Jun5High
Jul5High
Aug5Moderate
Sep3Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Irvine?

Irvine sits at 55.6°N, 4.7°W, 14 m above sea level, in United Kingdom. The nearest listed city is Kilwinning, 5.0 km away.

Topography around Irvine

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

Within 3 km, the terrain around Irvine has only modest variations in elevation — a maximum elevation change of 55 m around an average of 14 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 359 m; within 80 km, large variations in elevation — a maximum elevation change of 999 m.

The land around Irvine is covered by grassland (40%), trees (30%) and artificial surfaces (20%) within 3 km, grassland (49%) and water (30%) within 16 km, and grassland (50%), water (26%) and trees (20%) within 80 km.

3 km
55 m
16 km
359 m
80 km
999 m
treesgrasslandcroplandartificial surfaceswaterwetland
January weather nearby: Kilwinning 5.0 km · Kilmarnock 10 km · Ayr 17 km · Johnstone 25 km · Barrhead 26 km · Newton Mearns 26 km · Paisley 27 km · Renfrew 33 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 Irvine (55.6194°, -4.6551°, elevation 14 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).