Montereau-Fault-Yonne weather in May

In May, Montereau-Fault-Yonne sees average daytime highs of 19°C and overnight lows near 10°C, with 63 mm of rain across 11.4 wet days and about 15 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 21°C by the end. The sky is clear or mostly clear about 19% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 18 min at the start of May to 15 h 30 min by month's end. Set against the rest of the year, May is Montereau-Fault-Yonne's 6th-clearest and 8th-windiest month. For the whole year in context, see Montereau-Fault-Yonne's year-round climate.

Daytime high
19°
5th warmest
Overnight low
10°
8th coldest
Rainfall
63 mm
11.4 wet days
Daylight
15 hours
5:15 AM – 8:14 PM
Cloud cover
67%
6th clearest
Wind
12 km/h
8th windiest
Solar energy
5.32 kWh/m²
Travel score
5.8
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 17°C in the first days to 21°C by the end.

A typical May day in Montereau-Fault-Yonne reaches about 19°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 25°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)
1178
2178
3178
4188
5188
6189
7189
8189
9189
10189
11189
12189
13199
14199
15199
16199
171910
181910
191910
202010
212010
222010
232010
242010
252011
262011
272111
282111
292111
302111
312111

How May really feels in Montereau-Fault-Yonne

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.

Montereau-Fault-Yonne 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 / 5811.718.60.7
Feb / 529.71.39.91.3
Mar12° / 5211.10.511.63.1
Apr15° / 5110.5013.44.6
May19° / 10°6311.40155.8
Jun23° / 13°5110015.86.6
Jul25° / 15°548.7015.57.0
Aug25° / 14°568.8014.17.0
Sep21° / 11°508.2012.46.6
Oct16° / 6611.1010.64.7
Nov10° / 6111.70.392.3
Dec / 7512.70.98.20.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 66%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13169
23169
33268
43268
53268
63268
73268
83367
93367
103367
113466
123466
133466
143565
153565
163565
173664
183664
193664
203763
213664
223664
233664
243664
253664
263664
273664
283565
293565
303565
313565

Chance of precipitation in May

Any precipitation

Montereau-Fault-Yonne gets around 63 mm of rain over 11.4 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 38% and peaks near 42% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
142
242
342
442
542
642
741
841
940
1040
1140
1239
1339
1439
1538
1637
1737
1836
1936
2035
2135
2234
2334
2434
2534
2634
2734
2835
2935
3036
3137

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
29550
39550
49460
59271
69271
79181
89181
99091
109091
1189101
1289101
1388111
1488111
1588111
1687121
1786122
1885132
1985132
2084142
2182153
2281163
2380173
2479174
2578184
2676195
2775205
2873216
2971227
3070228
3169238

Wind in May

Winds average 12 km/h in May.

Across May, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
213light breeze
313light breeze
413light breeze
513light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 18 min at the start of May to 15 h 30 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 5:38 AM to 4:59 AM, and sunset from 7:53 PM to 8:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.35:387:53
214.35:367:55
314.45:347:56
414.45:337:57
514.55:317:59
614.55:298:00
714.65:288:02
814.65:268:03
914.75:258:05
1014.75:238:06
1114.85:228:07
1214.85:208:09
1314.95:198:10
1414.95:178:11
1514.95:168:13
1615.05:158:14
1715.05:138:15
1815.15:128:17
1915.15:118:18
2015.25:108:19
2115.25:098:21
2215.25:078:22
2315.35:068:23
2415.35:058:24
2515.45:048:25
2615.45:038:27
2715.45:028:28
2815.55:028:29
2915.55:018:30
3015.55:008:31
3115.54:598:32

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.32 kWh/m².

For context, solar energy here swings from a low near 0.79 kWh/m² to a high of 5.65 kWh/m² in June across the year — May's 5.32 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.9Bright
44.9Bright
54.9Bright
65.0Bright
75.0Bright
85.0Bright
95.1Bright
105.1Bright
115.2Bright
125.2Bright
135.2Bright
145.3Bright
155.3Bright
165.3Bright
175.4Bright
185.4Bright
195.4Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in May

Is May a good time to visit Montereau-Fault-Yonne?

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
2.5
Beach & pool
5th-best month of the year

May is a reasonable time to visit Montereau-Fault-Yonne for sightseeing.

What to pack for Montereau-Fault-Yonne in May

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

In May, Montereau-Fault-Yonne sees daytime highs around 19°C and nights near 10°C. Worth packing: rain gear and sun protection. About 11 days see rain.

rain gearsun protection

UV index in Montereau-Fault-Yonne 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 Montereau-Fault-Yonne peaks around July 15 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 21 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 15UV 7Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5Moderate
May6High
Jun7High
Jul7High
Aug7High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Montereau-Fault-Yonne in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Montereau-Fault-Yonne is worst in March — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMar 2316 µg/m³Nov 1711 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar16Moderate
Apr16Moderate
May14Moderate
Jun14Moderate
Jul11Good
Aug12Good
Sep12Good
Oct11Good
Nov11Good
Dec11Good
Location & terrain

Where is Montereau-Fault-Yonne?

Montereau-Fault-Yonne sits at 48.4°N, 3.0°E, 50 m above sea level, in France. The nearest listed city is Avon, 17 km away.

Topography around Montereau-Fault-Yonne

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Montereau-Fault-Yonne.

Within 3 km, the terrain around Montereau-Fault-Yonne has only modest variations in elevation — a maximum elevation change of 107 m around an average of 70 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 167 m; within 80 km, significant variations in elevation — a maximum elevation change of 316 m.

The land around Montereau-Fault-Yonne is covered by cropland (34%), trees (22%) and artificial surfaces (22%) within 3 km, trees (43%) and cropland (43%) within 16 km, and cropland (56%) and trees (32%) within 80 km.

3 km
107 m
16 km
167 m
80 km
316 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Avon 17 km · Fontainebleau 19 km · Dammarie-les-Lys 27 km · Melun 28 km · Le Mée-sur-Seine 29 km · Sens 32 km · Savigny-le-Temple 34 km · Moissy-Cramayel 37 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 Montereau-Fault-Yonne (48.3833°, 2.95°, elevation 50 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).