Hawarden weather in September

In September, Hawarden sees average daytime highs of 17°C and overnight lows near 11°C, with 68 mm of rain across 12.3 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 18°C in the first days to 16°C by the end. The sky is clear or mostly clear about 9% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 30 min at the start of September to 11 h 24 min by month's end. Set against the rest of the year, September is Hawarden's 6th-clearest and 9th-windiest month. For the whole year in context, see Hawarden's year-round climate.

Daytime high
17°
4th warmest
Overnight low
11°
9th coldest
Rainfall
68 mm
12.3 wet days
Daylight
12 h 24 min
5:54 AM – 6:19 PM
Cloud cover
73%
6th clearest
Wind
13 km/h
9th windiest
Solar energy
2.89 kWh/m²
Travel score
4.9
out of 10

Hawarden is village and community in Flintshire, Wales.

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 18°C in the first days to 16°C by the end.

A typical September day in Hawarden reaches about 17°C in the afternoon and slips back to 11°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 20°C. Set against its neighbours, September runs about 2°C cooler than August and about 3°C warmer than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
11812
21812
31812
41812
51812
61812
71811
81811
91811
101711
111711
121711
131711
141711
151711
161711
171711
181711
191711
201710
211610
221610
231610
241610
251610
261610
271610
281610
291610
301610

How September really feels in Hawarden

Once humidity and wind are folded in, September 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

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

Hawarden weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6213.117.90.9
Feb / 5311.91.29.41.1
Mar10° / 5912.60.711.51.9
Apr12° / 6413.10.213.63.0
May15° / 6812.6015.64.3
Jun18° / 11°8013.2016.65.1
Jul20° / 13°8414.1016.25.5
Aug19° / 13°8013.8014.55.4
Sep17° / 11°6812.3012.44.9
Oct14° / 7113.8010.33.4
Nov10° / 71140.18.42.0
Dec / 7413.70.87.41.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 73%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12872
22872
32971
42971
52971
62971
72971
82872
92872
102872
112872
122872
132872
142773
152674
162674
172674
182674
192773
202773
212575
222575
232575
242575
252575
262575
272476
282575
292575
302575

Chance of precipitation in September

Any precipitation

Hawarden gets around 68 mm of rain over 12.3 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 41% and peaks near 46% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
138
238
338
439
539
639
740
840
940
1040
1141
1241
1341
1441
1541
1641
1741
1841
1941
2042
2142
2242
2343
2443
2544
2644
2745
2845
2946
3046

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 82% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
170273
271263
372253
472253
573243
674233
775223
875223
976213
1078202
1179192
1280182
1381172
1482162
1583161
1684151
1785141
1885141
1985141
2086131
2187130
2287130
2387130
2487130
2588120
2688120
2788120
2889110
2989110
3090100

Wind in September

Winds average 13 km/h in September.

Across September, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light 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
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 30 min at the start of September to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 126 minutes over September. Sunrise moves from 5:27 AM to 6:19 AM, and sunset from 6:56 PM to 5:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:276:56
213.45:296:54
313.35:316:51
413.35:336:49
513.25:356:46
613.15:366:44
713.15:386:41
813.05:406:39
912.95:426:36
1012.85:436:34
1112.85:456:31
1212.75:476:29
1312.65:496:26
1412.65:506:24
1512.55:526:21
1612.45:546:19
1712.35:566:16
1812.35:586:14
1912.25:596:11
2012.16:016:09
2112.16:036:06
2212.06:056:04
2311.96:076:01
2411.86:085:59
2511.86:105:56
2611.76:125:54
2711.66:145:51
2811.66:165:49
2911.56:175:46
3011.46:195:44

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 2.89 kWh/m².

For context, solar energy here swings from a low near 0.54 kWh/m² to a high of 5.22 kWh/m² in June across the year — September's 2.89 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.4Moderate
43.4Moderate
53.4Moderate
63.3Moderate
73.3Moderate
83.2Moderate
93.2Moderate
103.1Moderate
113.1Moderate
123.0Moderate
133.0Moderate
143.0Moderate
152.9Moderate
162.9Moderate
172.8Moderate
182.8Moderate
192.7Moderate
202.7Moderate
212.6Moderate
222.6Moderate
232.5Moderate
242.5Moderate
252.5Moderate
262.4Moderate
272.4Moderate
282.3Moderate
292.3Moderate
302.2Moderate
Planning a trip in September

Is September a good time to visit Hawarden?

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

4.9
Sightseeing
4th-best month of the year
1.2
Beach & pool
4th-best month of the year

September is a reasonable time to visit Hawarden for sightseeing.

What to pack for Hawarden in September

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

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

a warm layerrain gear

Sea temperature near Hawarden in September

The nearest coast averages about 16°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 22 km away) is warmest in August at about 17°C and coldest in February near 6°C.

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

5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan7Bracing
Feb6Bracing
Mar7Bracing
Apr9Bracing
May11Bracing
Jun14Bracing
Jul16Cool
Aug17Cool
Sep16Cool
Oct14Bracing
Nov11Bracing
Dec9Bracing

UV index in Hawarden in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September 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 Hawarden peaks around August 13 at about 6 (high) — a little sun protection helps at midday. It bottoms out near January 1 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowAug 13UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr3Moderate
May5High
Jun6High
Jul5High
Aug6High
Sep4Moderate
Oct2Low
Nov1Low
Dec1Low
Location & terrain

Where is Hawarden?

Hawarden sits at 53.2°N, 3.0°W, 78 m above sea level, in United Kingdom. The nearest listed city is Deeside, 2.0 km away.

Topography around Hawarden

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

Within 3 km, the terrain around Hawarden has only modest variations in elevation — a maximum elevation change of 159 m around an average of 56 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 549 m; within 80 km, large variations in elevation — a maximum elevation change of 1,055 m.

The land around Hawarden is covered by grassland (42%) and trees (30%) within 3 km, grassland (49%) and trees (22%) within 16 km, and grassland (51%) within 80 km.

3 km
159 m
16 km
549 m
80 km
1,055 m
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Deeside 2.0 km · Buckley 4.0 km · Chester 9.0 km · Flint 10 km · Ellesmere Port Town 13 km · Brymbo 13 km · Wrexham 16 km · Heswall 17 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 Hawarden (53.1848°, -3.0258°, elevation 78 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).