La Roche-sur-Yon weather in December
In December, La Roche-sur-Yon sees average daytime highs of 10°C and overnight lows near 4°C, with 84 mm of precipitation across 12.2 wet days and about 8.4 hours of daylight. It is the 11th-warmest and 1st-wettest month of the year here.
Day-to-day highs hold fairly steady near 10°C through the month. The sky is clear or mostly clear about 18% of the time in December, and the air most often feels dry.
Daylight stretches from about 8 h 36 min at the start of December to 8 h 24 min by month's end. Set against the rest of the year, December is La Roche-sur-Yon's 11th-clearest and 2nd-windiest month. For the whole year in context, see La Roche-sur-Yon's year-round climate.
- Daytime high
- 10°
- 11th warmest
- Overnight low
- 4°
- 3rd coldest
- Precipitation
- 84 mm
- 12.2 wet days
- Daylight
- 8 h 24 min
- 8:51 AM – 5:13 PM
- Cloud cover
- 70%
- 11th clearest
- Wind
- 16 km/h
- 2nd windiest
- Solar energy
- 1.04 kWh/m²
- Travel score
- 2.0
- out of 10
- Air quality
- Good
- PM10 15.3 µg/m³ · 2019
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in December
Day-to-day highs hold fairly steady near 10°C through the month.
A typical December day in La Roche-sur-Yon reaches about 10°C in the afternoon and slips back to 4°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 4°C and 14°C. Set against its neighbours, December runs about 3°C cooler than November and on par with January.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| Avg low (°C) | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 11 | 5 |
| 2 | 11 | 5 |
| 3 | 10 | 5 |
| 4 | 10 | 5 |
| 5 | 10 | 5 |
| 6 | 10 | 5 |
| 7 | 10 | 4 |
| 8 | 10 | 4 |
| 9 | 10 | 4 |
| 10 | 10 | 4 |
| 11 | 10 | 4 |
| 12 | 10 | 4 |
| 13 | 10 | 4 |
| 14 | 10 | 4 |
| 15 | 10 | 4 |
| 16 | 10 | 4 |
| 17 | 10 | 4 |
| 18 | 10 | 4 |
| 19 | 10 | 4 |
| 20 | 10 | 4 |
| 21 | 10 | 4 |
| 22 | 10 | 4 |
| 23 | 9 | 4 |
| 24 | 9 | 4 |
| 25 | 9 | 4 |
| 26 | 9 | 4 |
| 27 | 9 | 4 |
| 28 | 9 | 4 |
| 29 | 9 | 4 |
| 30 | 9 | 4 |
| 31 | 9 | 4 |
How December really feels in La Roche-sur-Yon
Once humidity and wind are folded in, December 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.
December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
La Roche-sur-Yon weather by month
How December compares with the rest of the year at a glance. December is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 9° / 4° | 76 | 11.3 | 8.8 | 1.8 |
| Feb | 10° / 3° | 58 | 9.6 | 10 | 2.2 |
| Mar | 13° / 5° | 55 | 10.3 | 11.6 | 3.6 |
| Apr | 16° / 7° | 57 | 10.7 | 13.3 | 4.6 |
| May | 19° / 10° | 62 | 10.9 | 14.8 | 5.8 |
| Jun | 22° / 13° | 47 | 9 | 15.6 | 6.7 |
| Jul | 24° / 15° | 41 | 7.5 | 15.3 | 7.4 |
| Aug | 25° / 15° | 46 | 7.5 | 14 | 7.4 |
| Sep | 22° / 12° | 53 | 7.7 | 12.4 | 6.9 |
| Oct | 17° / 10° | 78 | 12 | 10.6 | 5.2 |
| Nov | 13° / 6° | 79 | 12.1 | 9.2 | 3.2 |
| Dec | 10° / 4° | 84 | 12.2 | 8.4 | 2.0 |
Cloud cover in December
The sky is clear or mostly clear about 18% of the time in December.
Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 71%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 30 | 31 | 31 | 32 | 32 | 32 | 33 | 33 | 33 | 32 | 33 | 33 | 31 | 30 | 30 | 30 | 29 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 27 | 27 |
| Cloudier (%) | 70 | 69 | 69 | 68 | 68 | 68 | 67 | 67 | 67 | 68 | 67 | 67 | 69 | 70 | 70 | 70 | 71 | 72 | 72 | 73 | 73 | 74 | 74 | 74 | 73 | 73 | 73 | 72 | 72 | 73 | 73 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 30 | 70 |
| 2 | 31 | 69 |
| 3 | 31 | 69 |
| 4 | 32 | 68 |
| 5 | 32 | 68 |
| 6 | 32 | 68 |
| 7 | 33 | 67 |
| 8 | 33 | 67 |
| 9 | 33 | 67 |
| 10 | 32 | 68 |
| 11 | 33 | 67 |
| 12 | 33 | 67 |
| 13 | 31 | 69 |
| 14 | 30 | 70 |
| 15 | 30 | 70 |
| 16 | 30 | 70 |
| 17 | 29 | 71 |
| 18 | 28 | 72 |
| 19 | 28 | 72 |
| 20 | 27 | 73 |
| 21 | 27 | 73 |
| 22 | 26 | 74 |
| 23 | 26 | 74 |
| 24 | 26 | 74 |
| 25 | 27 | 73 |
| 26 | 27 | 73 |
| 27 | 27 | 73 |
| 28 | 28 | 72 |
| 29 | 28 | 72 |
| 30 | 27 | 73 |
| 31 | 27 | 73 |
Chance of precipitation in December
La Roche-sur-Yon gets around 84 mm of rain and snow over 12.2 wet days in December, the wettest month. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 39% and peaks near 41% on the wettest days, and about 0 day brings snow.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 38 | 38 | 38 | 38 | 39 | 39 | 39 | 39 | 40 | 40 | 40 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 |
| Rain chance (%) | |
|---|---|
| 1 | 37 |
| 2 | 37 |
| 3 | 37 |
| 4 | 37 |
| 5 | 37 |
| 6 | 37 |
| 7 | 37 |
| 8 | 37 |
| 9 | 37 |
| 10 | 37 |
| 11 | 37 |
| 12 | 38 |
| 13 | 38 |
| 14 | 38 |
| 15 | 38 |
| 16 | 39 |
| 17 | 39 |
| 18 | 39 |
| 19 | 39 |
| 20 | 40 |
| 21 | 40 |
| 22 | 40 |
| 23 | 41 |
| 24 | 41 |
| 25 | 41 |
| 26 | 41 |
| 27 | 41 |
| 28 | 41 |
| 29 | 41 |
| 30 | 41 |
| 31 | 41 |
Humidity in December
Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, December lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Comfortable (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Dry (%) | Comfortable (%) | |
|---|---|---|
| 1 | 99 | 1 |
| 2 | 99 | 1 |
| 3 | 99 | 1 |
| 4 | 99 | 1 |
| 5 | 99 | 1 |
| 6 | 99 | 1 |
| 7 | 99 | 1 |
| 8 | 99 | 1 |
| 9 | 99 | 1 |
| 10 | 99 | 1 |
| 11 | 99 | 1 |
| 12 | 99 | 1 |
| 13 | 99 | 1 |
| 14 | 100 | 0 |
| 15 | 100 | 0 |
| 16 | 100 | 0 |
| 17 | 100 | 0 |
| 18 | 100 | 0 |
| 19 | 100 | 0 |
| 20 | 100 | 0 |
| 21 | 100 | 0 |
| 22 | 100 | 0 |
| 23 | 100 | 0 |
| 24 | 100 | 0 |
| 25 | 100 | 0 |
| 26 | 100 | 0 |
| 27 | 100 | 0 |
| 28 | 100 | 0 |
| 29 | 100 | 0 |
| 30 | 100 | 0 |
| 31 | 100 | 0 |
Wind in December
Winds average 16 km/h in December.
Across December, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 15 | light breeze |
| 2 | 15 | light breeze |
| 3 | 15 | light breeze |
| 4 | 15 | light breeze |
| 5 | 16 | light breeze |
| 6 | 16 | light breeze |
| 7 | 16 | light breeze |
| 8 | 16 | light breeze |
| 9 | 16 | light breeze |
| 10 | 16 | light breeze |
| 11 | 16 | light breeze |
| 12 | 16 | light breeze |
| 13 | 16 | light breeze |
| 14 | 16 | light breeze |
| 15 | 16 | light breeze |
| 16 | 16 | light breeze |
| 17 | 16 | light breeze |
| 18 | 16 | light breeze |
| 19 | 16 | light breeze |
| 20 | 16 | light breeze |
| 21 | 16 | light breeze |
| 22 | 16 | light breeze |
| 23 | 16 | light breeze |
| 24 | 16 | light breeze |
| 25 | 16 | light breeze |
| 26 | 16 | light breeze |
| 27 | 16 | light breeze |
| 28 | 16 | light breeze |
| 29 | 16 | light breeze |
| 30 | 16 | light breeze |
| 31 | 16 | light breeze |
Sunrise & sunset in December
Daylight runs from about 8 h 36 min at the start of December to 8 h 24 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 12 minutes over December. Sunrise moves from 8:36 AM to 8:57 AM, and sunset from 5:14 PM to 5:21 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 8.6 | 8.6 | 8.6 | 8.6 | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 |
| Sunrise (AM) | 8:36 | 8:38 | 8:39 | 8:40 | 8:41 | 8:42 | 8:43 | 8:44 | 8:45 | 8:46 | 8:47 | 8:48 | 8:48 | 8:49 | 8:50 | 8:51 | 8:51 | 8:52 | 8:53 | 8:53 | 8:54 | 8:54 | 8:55 | 8:55 | 8:55 | 8:56 | 8:56 | 8:56 | 8:56 | 8:57 | 8:57 |
| Sunset (PM) | 5:14 | 5:14 | 5:14 | 5:13 | 5:13 | 5:13 | 5:13 | 5:13 | 5:13 | 5:13 | 5:13 | 5:13 | 5:13 | 5:13 | 5:13 | 5:13 | 5:13 | 5:14 | 5:14 | 5:14 | 5:15 | 5:15 | 5:16 | 5:16 | 5:17 | 5:17 | 5:18 | 5:19 | 5:19 | 5:20 | 5:21 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 8.6 | 8:36 | 5:14 |
| 2 | 8.6 | 8:38 | 5:14 |
| 3 | 8.6 | 8:39 | 5:14 |
| 4 | 8.6 | 8:40 | 5:13 |
| 5 | 8.5 | 8:41 | 5:13 |
| 6 | 8.5 | 8:42 | 5:13 |
| 7 | 8.5 | 8:43 | 5:13 |
| 8 | 8.5 | 8:44 | 5:13 |
| 9 | 8.5 | 8:45 | 5:13 |
| 10 | 8.4 | 8:46 | 5:13 |
| 11 | 8.4 | 8:47 | 5:13 |
| 12 | 8.4 | 8:48 | 5:13 |
| 13 | 8.4 | 8:48 | 5:13 |
| 14 | 8.4 | 8:49 | 5:13 |
| 15 | 8.4 | 8:50 | 5:13 |
| 16 | 8.4 | 8:51 | 5:13 |
| 17 | 8.4 | 8:51 | 5:13 |
| 18 | 8.4 | 8:52 | 5:14 |
| 19 | 8.4 | 8:53 | 5:14 |
| 20 | 8.4 | 8:53 | 5:14 |
| 21 | 8.4 | 8:54 | 5:15 |
| 22 | 8.4 | 8:54 | 5:15 |
| 23 | 8.4 | 8:55 | 5:16 |
| 24 | 8.4 | 8:55 | 5:16 |
| 25 | 8.4 | 8:55 | 5:17 |
| 26 | 8.4 | 8:56 | 5:17 |
| 27 | 8.4 | 8:56 | 5:18 |
| 28 | 8.4 | 8:56 | 5:19 |
| 29 | 8.4 | 8:56 | 5:19 |
| 30 | 8.4 | 8:57 | 5:20 |
| 31 | 8.4 | 8:57 | 5:21 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 1.04 kWh/m² — the year's lowest.
For context, solar energy here swings from a low near 1.04 kWh/m² to a high of 6.19 kWh/m² in June across the year — December's 1.04 kWh/m² sits near the bottom.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 1.2 | 1.2 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 |
| Level | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 1.2 | Dim |
| 2 | 1.2 | Dim |
| 3 | 1.1 | Dim |
| 4 | 1.1 | Dim |
| 5 | 1.1 | Dim |
| 6 | 1.1 | Dim |
| 7 | 1.1 | Dim |
| 8 | 1.1 | Dim |
| 9 | 1.1 | Dim |
| 10 | 1.1 | Dim |
| 11 | 1.1 | Dim |
| 12 | 1.1 | Dim |
| 13 | 1.1 | Dim |
| 14 | 1.1 | Dim |
| 15 | 1.0 | Dim |
| 16 | 1.0 | Dim |
| 17 | 1.0 | Dim |
| 18 | 1.0 | Dim |
| 19 | 1.0 | Dim |
| 20 | 1.0 | Dim |
| 21 | 1.0 | Dim |
| 22 | 1.0 | Dim |
| 23 | 1.0 | Dim |
| 24 | 1.0 | Dim |
| 25 | 1.0 | Dim |
| 26 | 1.0 | Dim |
| 27 | 1.0 | Dim |
| 28 | 1.0 | Dim |
| 29 | 1.0 | Dim |
| 30 | 1.0 | Dim |
| 31 | 1.0 | Dim |
Is December a good time to visit La Roche-sur-Yon?
Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
December is a weaker month for outdoor sightseeing in La Roche-sur-Yon.
What to pack for La Roche-sur-Yon in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, La Roche-sur-Yon sees daytime highs around 10°C and nights near 4°C. Pack a warm layer. Worth having: rain gear. About 12 days see rain.
Sea temperature near La Roche-sur-Yon in December
The nearest coast averages about 12°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 33 km away) is warmest in August at about 20°C and coldest in February near 10°C.
The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 10 | 10 | 10 | 12 | 15 | 17 | 19 | 20 | 18 | 17 | 14 | 12 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Cool | Cool | Cool | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 10 | Bracing |
| Feb | 10 | Bracing |
| Mar | 10 | Bracing |
| Apr | 12 | Bracing |
| May | 15 | Bracing |
| Jun | 17 | Cool |
| Jul | 19 | Cool |
| Aug | 20 | Cool |
| Sep | 18 | Cool |
| Oct | 17 | Cool |
| Nov | 14 | Bracing |
| Dec | 12 | Bracing |
UV index in La Roche-sur-Yon in December
Clear-sky midday UV in December peaks around 1. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in La Roche-sur-Yon peaks around July 24 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 4 | 5 | 6 | 7 | 7 | 7 | 5 | 3 | 2 | 1 |
| Level | Low | Low | Moderate | High | High | High | Very high | Very high | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Low |
| Mar | 4 | Moderate |
| Apr | 5 | High |
| May | 6 | High |
| Jun | 7 | High |
| Jul | 7 | Very high |
| Aug | 7 | Very high |
| Sep | 5 | Moderate |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is La Roche-sur-Yon?
La Roche-sur-Yon sits at 46.7°N, 1.4°W, 73 m above sea level, in France. The nearest listed city is Les Sables-d'Olonne, 33 km away.
Topography around La Roche-sur-Yon
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of La Roche-sur-Yon.
Within 3 km, the terrain around La Roche-sur-Yon has only modest variations in elevation — a maximum elevation change of 51 m around an average of 63 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 135 m; within 80 km, significant variations in elevation — a maximum elevation change of 339 m.
The land around La Roche-sur-Yon is covered by artificial surfaces (46%) and trees (26%) within 3 km, cropland (40%), grassland (31%) and trees (22%) within 16 km, and cropland (32%), water (27%) and grassland (26%) within 80 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
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 La Roche-sur-Yon (46.6697°, -1.4276°, elevation 73 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).