Laon weather in August

In August, Laon sees average daytime highs of 24°C and overnight lows near 14°C, with 65 mm of rain across 10.5 wet days and about 14.2 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 25°C in the first days to 22°C by the end. The sky is clear or mostly clear about 21% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 hours at the start of August to 13 h 24 min by month's end. Set against the rest of the year, August is Laon's 1st-clearest and 12th-windiest month. For the whole year in context, see Laon's year-round climate.

Daytime high
24°
2nd warmest
Overnight low
14°
11th coldest
Rainfall
65 mm
10.5 wet days
Daylight
14 h 12 min
5:42 AM – 7:57 PM
Cloud cover
61%
1st clearest
Wind
11 km/h
12th windiest
Solar energy
4.7 kWh/m²
Travel score
6.8
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 25°C in the first days to 22°C by the end.

A typical August day in Laon reaches about 24°C in the afternoon and slips back to 14°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 29°C. Set against its neighbours, August runs on par with July and about 4°C warmer than September.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12515
22515
32515
42515
52515
62515
72515
82515
92515
102515
112414
122414
132414
142414
152414
162414
172414
182414
192414
202414
212314
222314
232314
242314
252313
262313
272313
282313
292213
302213
312213

How August really feels in Laon

Once humidity and wind are folded in, August 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

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

Laon weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 63120.98.40.5
Feb / 5610.81.49.80.9
Mar11° / 5711.30.711.52.7
Apr15° / 5510.9013.44.3
May18° / 6711.8015.15.5
Jun22° / 12°6010.90166.3
Jul24° / 14°5710015.66.8
Aug24° / 14°6510.5014.26.8
Sep20° / 11°519012.46.3
Oct15° / 6311.2010.54.4
Nov10° / 6511.90.58.92.0
Dec / 8013.31.580.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 19% of August, with mostly cloudy or overcast conditions the remaining 59%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14654
24654
34555
44555
54555
64555
74456
84456
94357
104357
114258
124258
134258
144258
154159
164060
174060
184060
193961
203961
213862
223763
233763
243763
253763
263763
273763
283763
293664
303664
313763

Chance of precipitation in August

Any precipitation

Laon gets around 65 mm of rain over 10.5 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 33% and peaks near 35% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
132
232
332
433
533
633
734
834
935
1035
1135
1235
1335
1435
1535
1635
1735
1835
1934
2034
2134
2234
2333
2433
2532
2632
2731
2831
2930
3030
3129

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the dry band about 46% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13840202
23840202
33839202
43939202
53939202
64039192
74039192
84039192
94139192
104139182
114139182
124239182
134239181
144239181
154339171
164339171
174339171
184439171
194538171
204637161
214737161
224835161
234934161
245133151
255232151
265331151
275530141
285829130
295928130
306028120
316127120

Wind in August

Winds average 11 km/h in August, the calmest month.

Across August, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 hours at the start of August to 13 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 96 minutes over August. Sunrise moves from 5:21 AM to 6:05 AM, and sunset from 8:22 PM to 7:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.05:218:22
215.05:228:21
314.95:238:19
414.95:258:18
514.85:268:16
614.85:288:15
714.75:298:13
814.75:318:11
914.65:328:10
1014.65:338:08
1114.55:358:06
1214.55:368:04
1314.45:388:02
1414.45:398:01
1514.35:417:59
1614.25:427:57
1714.25:447:55
1814.15:457:53
1914.15:477:51
2014.05:487:49
2114.05:507:47
2213.95:517:45
2313.85:537:43
2413.85:547:41
2513.75:567:39
2613.75:577:37
2713.65:597:35
2813.56:007:33
2913.56:027:31
3013.46:037:28
3113.46:057:26

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.7 kWh/m².

For context, solar energy here swings from a low near 0.72 kWh/m² to a high of 5.57 kWh/m² in June across the year — August's 4.7 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.1Bright
65.1Bright
75.1Bright
85.0Bright
95.0Bright
105.0Bright
114.9Bright
124.9Bright
134.8Bright
144.8Bright
154.7Bright
164.7Bright
174.7Bright
184.6Bright
194.6Bright
204.5Bright
214.5Bright
224.4Bright
234.4Bright
244.3Bright
254.3Bright
264.2Bright
274.2Bright
284.2Bright
294.1Bright
304.1Bright
314.0Bright
Planning a trip in August

Is August a good time to visit Laon?

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

6.8
Sightseeing
1st-best month of the year
5.6
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Laon for sightseeing.

What to pack for Laon in August

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

In August, Laon sees daytime highs around 24°C and nights near 14°C. Worth packing: light clothes, rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

UV index in Laon in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Laon peaks around July 13 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 13UV 7Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr5Moderate
May6High
Jun7High
Jul7High
Aug7High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Laon?

Laon sits at 49.6°N, 3.6°E, 180 m above sea level, in France. The nearest listed city is Tergnier, 26 km away.

Topography around Laon

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

Within 3 km, the terrain around Laon has only modest variations in elevation — a maximum elevation change of 130 m around an average of 83 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 177 m; within 80 km, significant variations in elevation — a maximum elevation change of 373 m.

The land around Laon is covered by cropland (35%), trees (32%) and artificial surfaces (21%) within 3 km, cropland (49%) and trees (41%) within 16 km, and cropland (58%) and trees (26%) within 80 km.

3 km
130 m
16 km
177 m
80 km
373 m
treesgrasslandcroplandartificial surfaces
August weather nearby: Tergnier 26 km · Soissons 30 km · Saint-Quentin 40 km · Reims 44 km · Noyon 45 km · Château-Thierry 60 km · Compiègne 60 km · Épernay 63 km

France travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 77% of US
price level, 2025
GDP per capita
$48,986
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.3
per 100k, 2023
Road deaths
5.1
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 539
Religion
Roman Catholic 47%none 33%Muslim 4%Protestant 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 Laon (49.5631°, 3.6271°, elevation 180 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).