Seynod weather in May

In May, Seynod sees average daytime highs of 18°C and overnight lows near 9°C, with 152 mm of precipitation across 16.2 wet days and about 14.7 hours of daylight. It is the 5th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 20°C by the end. The sky is clear or mostly clear about 23% 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 12 min by month's end. Set against the rest of the year, May is Seynod's 9th-clearest and 3rd-windiest month. For the whole year in context, see Seynod's year-round climate.

Daytime high
18°
5th warmest
Overnight low
8th coldest
Precipitation
152 mm
16.2 wet days
Daylight
14 h 42 min
5:10 AM – 7:54 PM
Cloud cover
64%
9th clearest
Wind
6 km/h
3rd windiest
Solar energy
5.41 kWh/m²
Travel score
5.0
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 20°C by the end.

A typical May day in Seynod reaches about 18°C in the afternoon and slips back to 9°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 24°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)
1167
2177
3177
4177
5178
6178
7178
8178
9178
10178
11188
12188
13188
14189
15189
16189
17189
18189
19199
20199
21199
22199
231910
241910
251910
262010
272010
282010
292010
302010
312011

How May really feels in Seynod

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.

Seynod weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°12412.66.88.90.0
Feb / -1°10810.66.3100.7
Mar11° / 12112.53.911.62.6
Apr15° / 12012.92.113.34.0
May18° / 15216.20.214.75.0
Jun22° / 12°14314.9015.55.9
Jul24° / 14°15213.5015.26.6
Aug24° / 14°13613013.96.6
Sep19° / 10°12311.8012.35.9
Oct15° / 13112.50.410.74.2
Nov / 13713.23.79.31.6
Dec / -1°14713.46.48.50.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% 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 61%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13466
23367
33367
43268
53367
63367
73367
83367
93367
103466
113565
123664
133763
143862
153961
163961
174159
184258
194456
204555
214555
224753
234654
244654
254753
264654
274555
284555
294456
304357
314258

Chance of precipitation in May

Any precipitationSnow

Seynod gets around 152 mm of rain and snow over 16.2 wet days in May, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 52% and peaks near 57% on the wettest days, and about 0 day brings snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1552
2552
3562
4571
5571
6571
7571
8571
9561
10551
11551
12541
13541
14531
15521
16511
17501
18501
19491
20480
21480
22470
23470
24470
25480
26480
27490
28500
29500
30510
31520

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 93% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19910
29910
39910
49910
59820
69820
79820
89820
99820
109820
119730
129730
139730
149730
159640
169640
179550
189460
199370
209280
219190
2290100
2389110
2488120
2587130
2685150
2784160
2882171
2981181
3079201
3178211

Wind in May

Winds average 6 km/h in May.

Across May, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 06 min at the start of May to 15 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over May. Sunrise moves from 5:31 AM to 4:56 AM, and sunset from 7:35 PM to 8:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.15:317:35
214.15:297:36
314.25:287:37
414.25:267:39
514.35:257:40
614.35:237:41
714.35:227:43
814.45:207:44
914.45:197:45
1014.55:187:46
1114.55:167:48
1214.65:157:49
1314.65:147:50
1414.65:127:51
1514.75:117:53
1614.75:107:54
1714.85:097:55
1814.85:087:56
1914.85:077:57
2014.95:067:58
2114.95:058:00
2215.05:048:01
2315.05:038:02
2415.05:028:03
2515.15:018:04
2615.15:008:05
2715.14:598:06
2815.14:588:07
2915.24:578:08
3015.24:578:09
3115.24:568:10

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 1.16 kWh/m² to a high of 5.97 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
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.1Bright
75.1Bright
85.1Bright
95.2Bright
105.2Bright
115.2Bright
125.3Bright
135.3Bright
145.3Bright
155.4Bright
165.4Bright
175.5Bright
185.5Bright
195.5Bright
205.6Bright
215.6Bright
225.6Bright
235.7Bright
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 Seynod?

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

5.0
Sightseeing
5th-best month of the year
1.8
Beach & pool
5th-best month of the year

May is a reasonable time to visit Seynod for sightseeing.

What to pack for Seynod in May

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

In May, Seynod sees daytime highs around 18°C and nights near 9°C. Pack rain gear. Worth having: sun protection. About 16 days see rain.

rain gearsun protection

UV index in Seynod in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Seynod peaks around July 15 at about 8 (very high) — sunscreen, a hat and midday shade are essential. 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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 15UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5Moderate
May7High
Jun7Very high
Jul9Very high
Aug7High
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Seynod 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 Seynod is worst in April — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateApr 916 µg/m³Sep 2011 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb14Moderate
Mar16Moderate
Apr16Moderate
May14Moderate
Jun15Moderate
Jul12Good
Aug12Good
Sep11Good
Oct11Good
Nov12Good
Dec13Moderate
Location & terrain

Where is Seynod?

Seynod sits at 45.9°N, 6.1°E, 542 m above sea level, in France. The nearest listed city is Cran-Gevrier, 2.0 km away.

Topography around Seynod

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

Within 3 km, the terrain around Seynod has significant variations in elevation — a maximum elevation change of 523 m around an average of 529 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,841 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,610 m.

The land around Seynod is covered by trees (44%), artificial surfaces (31%) and grassland (20%) within 3 km, trees (53%) and grassland (31%) within 16 km, and trees (53%) and grassland (28%) within 80 km.

3 km
523 m
16 km
1,841 m
80 km
4,610 m
treesgrasslandcroplandartificial surfacesbare terrainsnow and icewater
May weather nearby: Cran-Gevrier 2.0 km · Annecy 4.0 km · Annecy-le-Vieux 6.0 km · Aix-les-Bains 26 km · Carouge 33 km · Albertville 33 km · Onex 33 km · Lancy 34 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 Seynod (45.8855°, 6.0883°, elevation 542 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).