Chalon-sur-Saône weather in May

In May, Chalon-sur-Saône sees average daytime highs of 20°C and overnight lows near 10°C, with 91 mm of rain across 12.8 wet days and about 14.8 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 18°C in the first days to 22°C by the end. The sky is clear or mostly clear about 21% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 06 min at the start of May to 15 h 18 min by month's end. Set against the rest of the year, May is Chalon-sur-Saône's 7th-clearest and 6th-windiest month. For the whole year in context, see Chalon-sur-Saône's year-round climate.

Daytime high
20°
5th warmest
Overnight low
10°
8th coldest
Rainfall
91 mm
12.8 wet days
Daylight
14 h 48 min
5:12 AM – 8:01 PM
Cloud cover
64%
7th clearest
Wind
10 km/h
6th windiest
Solar energy
5.41 kWh/m²
Travel score
5.8
out of 10
Air quality
Good
PM2.5 9.7 µg/m³ · 2019

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 18°C in the first days to 22°C by the end.

A typical May day in Chalon-sur-Saône reaches about 20°C in the afternoon and slips back to 10°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 26°C. Set against its neighbours, May runs about 4°C warmer than April and about 4°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1188
2189
3189
4189
5199
6199
7199
8199
9199
101910
111910
121910
132010
142010
152010
162010
172010
182010
192010
202111
212111
222111
232111
242111
252111
262211
272211
282212
292212
302212
312212

How May really feels in Chalon-sur-Saône

Once humidity and wind are folded in, May 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

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

Chalon-sur-Saône weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 7712.428.80.5
Feb / 6410.72.2101.2
Mar12° / 6511.20.711.63.3
Apr16° / 7911.60.113.34.8
May20° / 10°9112.8014.85.8
Jun24° / 14°6911.3015.66.6
Jul27° / 16°679.9015.36.7
Aug26° / 15°70100146.8
Sep22° / 12°819.3012.46.6
Oct16° / 9511.7010.64.8
Nov10° / 1011319.22.1
Dec / 8813.41.88.40.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 62%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13268
23367
33367
43367
53367
63367
73367
83466
93466
103565
113565
123664
133664
143763
153763
163862
173862
183961
194060
204159
214258
224258
234258
244258
254258
264258
274159
284159
294159
304159
314060

Chance of precipitation in May

Any precipitation

Chalon-sur-Saône gets around 91 mm of rain over 12.8 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 42% and peaks near 46% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
146
246
346
446
546
646
746
845
945
1045
1144
1244
1344
1443
1543
1642
1742
1841
1940
2040
2139
2239
2339
2439
2539
2639
2739
2840
2941
3041
3142

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 85% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19640
29640
39550
49550
59460
69370
79280
89280
99190
109190
1190100
1290100
1389110
1489110
1588120
1687130
1786131
1885141
1984151
2083161
2182162
2281172
2380182
2478193
2578193
2676204
2774215
2873225
2971236
3070237
3169238

Wind in May

Winds average 10 km/h in May.

Across May, 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
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 06 min at the start of May to 15 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 72 minutes over May. Sunrise moves from 5:34 AM to 4:58 AM, and sunset from 7:42 PM to 8:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.15:347:42
214.25:327:43
314.25:317:44
414.35:297:46
514.35:287:47
614.45:267:48
714.45:257:50
814.55:237:51
914.55:227:52
1014.65:207:54
1114.65:197:55
1214.65:177:56
1314.75:167:58
1414.75:157:59
1514.85:148:00
1614.85:128:01
1714.95:118:03
1814.95:108:04
1914.95:098:05
2015.05:088:06
2115.05:078:07
2215.15:058:09
2315.15:048:10
2415.15:048:11
2515.25:038:12
2615.25:028:13
2715.25:018:14
2815.35:008:15
2915.34:598:16
3015.34:588:17
3115.34:588:18

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.41 kWh/m².

For context, solar energy here swings from a low near 0.98 kWh/m² to a high of 5.96 kWh/m² in July across the year — May's 5.41 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.1Bright
85.1Bright
95.1Bright
105.2Bright
115.2Bright
125.2Bright
135.3Bright
145.3Bright
155.4Bright
165.4Bright
175.4Bright
185.5Bright
195.5Bright
205.5Bright
215.6Bright
225.6Bright
235.6Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in May

Is May a good time to visit Chalon-sur-Saône?

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

5.8
Sightseeing
5th-best month of the year
3.1
Beach & pool
5th-best month of the year

May is a reasonable time to visit Chalon-sur-Saône for sightseeing.

What to pack for Chalon-sur-Saône in May

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

In May, Chalon-sur-Saône sees daytime highs around 20°C and nights near 10°C. Worth packing: rain gear and sun protection. About 13 days see rain.

rain gearsun protection

UV index in Chalon-sur-Saône in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chalon-sur-Saône peaks around July 15 at about 8 (very high) — sunscreen, a hat and midday shade are essential. 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 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 15UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5High
May6High
Jun7Very high
Jul8Very high
Aug7High
Sep4Moderate
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Chalon-sur-Saône?

Chalon-sur-Saône sits at 46.8°N, 4.9°E, 179 m above sea level, in France. The nearest listed city is Beaune, 27 km away.

Topography around Chalon-sur-Saône

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Chalon-sur-Saône.

Within 3 km, the terrain around Chalon-sur-Saône has only modest variations in elevation — a maximum elevation change of 44 m around an average of 181 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 335 m; within 80 km, large variations in elevation — a maximum elevation change of 926 m.

The land around Chalon-sur-Saône is covered by artificial surfaces (44%) and trees (20%) within 3 km, trees (36%), cropland (33%) and grassland (23%) within 16 km, and trees (38%), grassland (37%) and cropland (22%) within 80 km.

3 km
44 m
16 km
335 m
80 km
926 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Beaune 27 km · Saint-Leu 27 km · Le Creusot 33 km · Montceau-les-Mines 39 km · Autun 46 km · Mâcon 52 km · Lons-le-Saunier 55 km · Chenôve 58 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 Chalon-sur-Saône (46.7811°, 4.8537°, elevation 179 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).