La Seyne-sur-Mer weather in October
In October, La Seyne-sur-Mer sees average daytime highs of 19°C and overnight lows near 16°C, with 91 mm of rain across 8.1 wet days and about 10.8 hours of daylight. It is the 5th-warmest and 2nd-wettest month of the year here.
Highs ease over the month, from about 21°C in the first days to 18°C by the end. The sky is clear or mostly clear about 44% of the time in October, and the air most often feels dry.
Daylight stretches from about 11 h 30 min at the start of October to 10 h 06 min by month's end. Set against the rest of the year, October is La Seyne-sur-Mer's 11th-clearest and 7th-windiest month. For the whole year in context, see La Seyne-sur-Mer's year-round climate.
- Daytime high
- 19°
- 5th warmest
- Overnight low
- 16°
- 8th coldest
- Rainfall
- 91 mm
- 8.1 wet days
- Daylight
- 10 h 48 min
- 6:58 AM – 5:45 PM
- Cloud cover
- 50%
- 11th clearest
- Wind
- 18 km/h
- 7th windiest
- Solar energy
- 3.12 kWh/m²
- Travel score
- 6.6
- out of 10
Temperature in October
Highs ease over the month, from about 21°C in the first days to 18°C by the end.
A typical October day in La Seyne-sur-Mer reaches about 19°C in the afternoon and slips back to 16°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 22°C. Set against its neighbours, October runs about 4°C cooler than September and about 4°C warmer than November.
| 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) | 21 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
| Avg low (°C) | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 21 | 17 |
| 2 | 21 | 17 |
| 3 | 21 | 17 |
| 4 | 21 | 17 |
| 5 | 21 | 17 |
| 6 | 21 | 17 |
| 7 | 20 | 17 |
| 8 | 20 | 16 |
| 9 | 20 | 16 |
| 10 | 20 | 16 |
| 11 | 20 | 16 |
| 12 | 20 | 16 |
| 13 | 20 | 16 |
| 14 | 20 | 16 |
| 15 | 19 | 16 |
| 16 | 19 | 16 |
| 17 | 19 | 16 |
| 18 | 19 | 16 |
| 19 | 19 | 15 |
| 20 | 19 | 15 |
| 21 | 19 | 15 |
| 22 | 19 | 15 |
| 23 | 19 | 15 |
| 24 | 18 | 15 |
| 25 | 18 | 15 |
| 26 | 18 | 15 |
| 27 | 18 | 15 |
| 28 | 18 | 15 |
| 29 | 18 | 14 |
| 30 | 18 | 14 |
| 31 | 18 | 14 |
La Seyne-sur-Mer weather by month
How October compares with the rest of the year at a glance. October is the 5th-warmest and 2nd-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 12° / 8° | 62 | 7.4 | 9.2 | 3.4 |
| Feb | 12° / 8° | 49 | 6.3 | 10.2 | 3.6 |
| Mar | 14° / 10° | 43 | 5.5 | 11.6 | 4.7 |
| Apr | 16° / 12° | 58 | 7.3 | 13.1 | 5.5 |
| May | 19° / 15° | 42 | 5.4 | 14.4 | 7.0 |
| Jun | 23° / 18° | 24 | 3.5 | 15.1 | 8.4 |
| Jul | 26° / 21° | 8 | 1.4 | 14.9 | 8.8 |
| Aug | 26° / 21° | 11 | 1.8 | 13.8 | 8.5 |
| Sep | 23° / 19° | 60 | 5.7 | 12.3 | 8.0 |
| Oct | 19° / 16° | 91 | 8.1 | 10.8 | 6.6 |
| Nov | 15° / 12° | 104 | 10.4 | 9.5 | 4.8 |
| Dec | 13° / 9° | 71 | 7.9 | 8.9 | 3.8 |
Cloud cover in October
The sky is clear or mostly clear about 44% of the time in October.
Beyond those clear spells, partly cloudy skies cover about 14% of October, with mostly cloudy or overcast conditions the remaining 42%. Skies tend to cloud over as the month goes on.
| 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 (%) | 68 | 67 | 66 | 65 | 65 | 64 | 63 | 63 | 62 | 61 | 60 | 59 | 59 | 58 | 58 | 56 | 56 | 56 | 54 | 54 | 54 | 53 | 53 | 53 | 52 | 52 | 51 | 51 | 51 | 52 | 51 |
| Cloudier (%) | 32 | 33 | 34 | 35 | 35 | 36 | 37 | 37 | 38 | 39 | 40 | 41 | 41 | 42 | 42 | 44 | 44 | 44 | 46 | 46 | 46 | 47 | 47 | 47 | 48 | 48 | 49 | 49 | 49 | 48 | 49 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 68 | 32 |
| 2 | 67 | 33 |
| 3 | 66 | 34 |
| 4 | 65 | 35 |
| 5 | 65 | 35 |
| 6 | 64 | 36 |
| 7 | 63 | 37 |
| 8 | 63 | 37 |
| 9 | 62 | 38 |
| 10 | 61 | 39 |
| 11 | 60 | 40 |
| 12 | 59 | 41 |
| 13 | 59 | 41 |
| 14 | 58 | 42 |
| 15 | 58 | 42 |
| 16 | 56 | 44 |
| 17 | 56 | 44 |
| 18 | 56 | 44 |
| 19 | 54 | 46 |
| 20 | 54 | 46 |
| 21 | 54 | 46 |
| 22 | 53 | 47 |
| 23 | 53 | 47 |
| 24 | 53 | 47 |
| 25 | 52 | 48 |
| 26 | 52 | 48 |
| 27 | 51 | 49 |
| 28 | 51 | 49 |
| 29 | 51 | 49 |
| 30 | 52 | 48 |
| 31 | 51 | 49 |
Chance of precipitation in October
La Seyne-sur-Mer gets around 91 mm of rain over 8.1 wet days in October. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 27% and peaks near 34% on the wettest days. The odds climb toward the end of the month.
| 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 (%) | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 29 | 29 | 30 | 31 | 32 | 33 | 33 | 34 |
| Rain chance (%) | |
|---|---|
| 1 | 23 |
| 2 | 23 |
| 3 | 23 |
| 4 | 23 |
| 5 | 24 |
| 6 | 24 |
| 7 | 24 |
| 8 | 24 |
| 9 | 25 |
| 10 | 25 |
| 11 | 25 |
| 12 | 26 |
| 13 | 26 |
| 14 | 26 |
| 15 | 27 |
| 16 | 27 |
| 17 | 27 |
| 18 | 27 |
| 19 | 27 |
| 20 | 27 |
| 21 | 27 |
| 22 | 28 |
| 23 | 28 |
| 24 | 29 |
| 25 | 29 |
| 26 | 30 |
| 27 | 31 |
| 28 | 32 |
| 29 | 33 |
| 30 | 33 |
| 31 | 34 |
Humidity in October
Most of October feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, October lands in the dry band about 40% 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 (%) | 30 | 31 | 31 | 32 | 33 | 33 | 34 | 35 | 36 | 37 | 38 | 38 | 39 | 39 | 39 | 40 | 40 | 41 | 41 | 42 | 43 | 44 | 44 | 45 | 46 | 46 | 47 | 48 | 50 | 52 | 54 |
| Comfortable (%) | 28 | 28 | 29 | 29 | 30 | 31 | 31 | 32 | 33 | 33 | 34 | 35 | 35 | 36 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 36 | 35 |
| Humid (%) | 37 | 36 | 35 | 33 | 32 | 31 | 29 | 28 | 27 | 25 | 24 | 23 | 22 | 21 | 21 | 20 | 20 | 20 | 20 | 19 | 19 | 18 | 18 | 17 | 17 | 16 | 15 | 14 | 13 | 12 | 11 |
| Muggy (%) | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | |
|---|---|---|---|---|
| 1 | 30 | 28 | 37 | 6 |
| 2 | 31 | 28 | 36 | 5 |
| 3 | 31 | 29 | 35 | 5 |
| 4 | 32 | 29 | 33 | 5 |
| 5 | 33 | 30 | 32 | 5 |
| 6 | 33 | 31 | 31 | 5 |
| 7 | 34 | 31 | 29 | 5 |
| 8 | 35 | 32 | 28 | 5 |
| 9 | 36 | 33 | 27 | 5 |
| 10 | 37 | 33 | 25 | 4 |
| 11 | 38 | 34 | 24 | 4 |
| 12 | 38 | 35 | 23 | 4 |
| 13 | 39 | 35 | 22 | 4 |
| 14 | 39 | 36 | 21 | 3 |
| 15 | 39 | 37 | 21 | 3 |
| 16 | 40 | 37 | 20 | 3 |
| 17 | 40 | 37 | 20 | 2 |
| 18 | 41 | 37 | 20 | 2 |
| 19 | 41 | 37 | 20 | 2 |
| 20 | 42 | 37 | 19 | 1 |
| 21 | 43 | 37 | 19 | 1 |
| 22 | 44 | 37 | 18 | 1 |
| 23 | 44 | 37 | 18 | 1 |
| 24 | 45 | 37 | 17 | 1 |
| 25 | 46 | 37 | 17 | 1 |
| 26 | 46 | 37 | 16 | 1 |
| 27 | 47 | 37 | 15 | 1 |
| 28 | 48 | 37 | 14 | 0 |
| 29 | 50 | 37 | 13 | 0 |
| 30 | 52 | 36 | 12 | 0 |
| 31 | 54 | 35 | 11 | 0 |
Wind in October
Winds average 18 km/h in October.
Across October, daily wind ranges from about 17 km/h on the calmest days to 19 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) | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
| 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 | 17 | light breeze |
| 2 | 17 | light breeze |
| 3 | 17 | light breeze |
| 4 | 18 | light breeze |
| 5 | 18 | light breeze |
| 6 | 18 | light breeze |
| 7 | 18 | light breeze |
| 8 | 18 | light breeze |
| 9 | 18 | light breeze |
| 10 | 18 | light breeze |
| 11 | 18 | light breeze |
| 12 | 18 | light breeze |
| 13 | 18 | light breeze |
| 14 | 18 | light breeze |
| 15 | 18 | light breeze |
| 16 | 18 | light breeze |
| 17 | 19 | light breeze |
| 18 | 19 | light breeze |
| 19 | 19 | light breeze |
| 20 | 19 | light breeze |
| 21 | 19 | light breeze |
| 22 | 18 | light breeze |
| 23 | 18 | light breeze |
| 24 | 18 | light breeze |
| 25 | 18 | light breeze |
| 26 | 18 | light breeze |
| 27 | 18 | light breeze |
| 28 | 18 | light breeze |
| 29 | 18 | light breeze |
| 30 | 18 | light breeze |
| 31 | 18 | light breeze |
Sunrise & sunset in October
Daylight runs from about 11 h 30 min at the start of October to 10 h 06 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 84 minutes over October. Sunrise moves from 6:39 AM to 7:17 AM, and sunset from 6:12 PM to 5:23 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) | 11.5 | 11.5 | 11.4 | 11.4 | 11.3 | 11.3 | 11.2 | 11.2 | 11.1 | 11.1 | 11.0 | 11.0 | 10.9 | 10.9 | 10.8 | 10.8 | 10.8 | 10.7 | 10.7 | 10.6 | 10.6 | 10.5 | 10.5 | 10.4 | 10.4 | 10.3 | 10.3 | 10.2 | 10.2 | 10.2 | 10.1 |
| Sunrise (AM) | 6:39 | 6:41 | 6:42 | 6:43 | 6:44 | 6:45 | 6:47 | 6:48 | 6:49 | 6:50 | 6:51 | 6:53 | 6:54 | 6:55 | 6:56 | 6:58 | 6:59 | 7:00 | 7:01 | 7:03 | 7:04 | 7:05 | 7:06 | 7:08 | 7:09 | 7:10 | 7:12 | 7:13 | 7:14 | 7:15 | 7:17 |
| Sunset (PM) | 6:12 | 6:10 | 6:08 | 6:06 | 6:04 | 6:03 | 6:01 | 5:59 | 5:57 | 5:56 | 5:54 | 5:52 | 5:50 | 5:49 | 5:47 | 5:45 | 5:44 | 5:42 | 5:41 | 5:39 | 5:38 | 5:36 | 5:35 | 5:33 | 5:32 | 5:30 | 5:29 | 5:27 | 5:26 | 5:25 | 5:23 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.5 | 6:39 | 6:12 |
| 2 | 11.5 | 6:41 | 6:10 |
| 3 | 11.4 | 6:42 | 6:08 |
| 4 | 11.4 | 6:43 | 6:06 |
| 5 | 11.3 | 6:44 | 6:04 |
| 6 | 11.3 | 6:45 | 6:03 |
| 7 | 11.2 | 6:47 | 6:01 |
| 8 | 11.2 | 6:48 | 5:59 |
| 9 | 11.1 | 6:49 | 5:57 |
| 10 | 11.1 | 6:50 | 5:56 |
| 11 | 11.0 | 6:51 | 5:54 |
| 12 | 11.0 | 6:53 | 5:52 |
| 13 | 10.9 | 6:54 | 5:50 |
| 14 | 10.9 | 6:55 | 5:49 |
| 15 | 10.8 | 6:56 | 5:47 |
| 16 | 10.8 | 6:58 | 5:45 |
| 17 | 10.8 | 6:59 | 5:44 |
| 18 | 10.7 | 7:00 | 5:42 |
| 19 | 10.7 | 7:01 | 5:41 |
| 20 | 10.6 | 7:03 | 5:39 |
| 21 | 10.6 | 7:04 | 5:38 |
| 22 | 10.5 | 7:05 | 5:36 |
| 23 | 10.5 | 7:06 | 5:35 |
| 24 | 10.4 | 7:08 | 5:33 |
| 25 | 10.4 | 7:09 | 5:32 |
| 26 | 10.3 | 7:10 | 5:30 |
| 27 | 10.3 | 7:12 | 5:29 |
| 28 | 10.2 | 7:13 | 5:27 |
| 29 | 10.2 | 7:14 | 5:26 |
| 30 | 10.2 | 7:15 | 5:25 |
| 31 | 10.1 | 7:17 | 5:23 |
Solar energy in October
Average shortwave solar energy reaching the ground each day in October, about 3.12 kWh/m².
For context, solar energy here swings from a low near 1.63 kWh/m² to a high of 7.34 kWh/m² in July across the year — October's 3.12 kWh/m² falls in the middle.
| 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) | 3.9 | 3.9 | 3.8 | 3.8 | 3.7 | 3.6 | 3.6 | 3.5 | 3.5 | 3.4 | 3.4 | 3.3 | 3.3 | 3.2 | 3.1 | 3.1 | 3.0 | 3.0 | 3.0 | 2.9 | 2.9 | 2.8 | 2.8 | 2.7 | 2.7 | 2.6 | 2.6 | 2.6 | 2.5 | 2.5 | 2.5 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.9 | Moderate |
| 2 | 3.9 | Moderate |
| 3 | 3.8 | Moderate |
| 4 | 3.8 | Moderate |
| 5 | 3.7 | Moderate |
| 6 | 3.6 | Moderate |
| 7 | 3.6 | Moderate |
| 8 | 3.5 | Moderate |
| 9 | 3.5 | Moderate |
| 10 | 3.4 | Moderate |
| 11 | 3.4 | Moderate |
| 12 | 3.3 | Moderate |
| 13 | 3.3 | Moderate |
| 14 | 3.2 | Moderate |
| 15 | 3.1 | Moderate |
| 16 | 3.1 | Moderate |
| 17 | 3.0 | Moderate |
| 18 | 3.0 | Moderate |
| 19 | 3.0 | Moderate |
| 20 | 2.9 | Moderate |
| 21 | 2.9 | Moderate |
| 22 | 2.8 | Moderate |
| 23 | 2.8 | Moderate |
| 24 | 2.7 | Moderate |
| 25 | 2.7 | Moderate |
| 26 | 2.6 | Moderate |
| 27 | 2.6 | Moderate |
| 28 | 2.6 | Moderate |
| 29 | 2.5 | Moderate |
| 30 | 2.5 | Moderate |
| 31 | 2.5 | Moderate |
Hazard calendar for La Seyne-sur-Mer
In October, La Seyne-sur-Mer sits inside its rainy season season. The full year is below, with each hazard's peak months called out.
La Seyne-sur-Mer's rainy season runs September–February, when most of the year's rain falls.
Is October a good time to visit La Seyne-sur-Mer?
Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
October is a reasonable time to visit La Seyne-sur-Mer for sightseeing.
What to pack for La Seyne-sur-Mer in October
From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In October, La Seyne-sur-Mer sees daytime highs around 19°C and nights near 16°C. Worth packing: rain gear. About 8 days see rain.
Sea temperature near La Seyne-sur-Mer in October
The nearest coast averages about 20°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 23°C and coldest in February near 13°C.
It's comfortable for a long swim from Jun 19 to Oct 8 — about 3.7 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 14 | 13 | 13 | 14 | 17 | 20 | 22 | 23 | 22 | 20 | 17 | 15 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Refreshing | Refreshing | Refreshing | Cool | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 14 | Bracing |
| Feb | 13 | Bracing |
| Mar | 13 | Bracing |
| Apr | 14 | Bracing |
| May | 17 | Cool |
| Jun | 20 | Cool |
| Jul | 22 | Refreshing |
| Aug | 23 | Refreshing |
| Sep | 22 | Refreshing |
| Oct | 20 | Cool |
| Nov | 17 | Cool |
| Dec | 15 | Cool |
UV index in La Seyne-sur-Mer in October
Clear-sky midday UV in October peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in La Seyne-sur-Mer peaks around July 15 at about 9 (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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 3 | 4 | 7 | 6 | 8 | 9 | 7 | 5 | 3 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | High | Very high | Very high | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 3 | Moderate |
| Mar | 4 | Moderate |
| Apr | 7 | High |
| May | 6 | High |
| Jun | 8 | Very high |
| Jul | 9 | Very high |
| Aug | 7 | Very high |
| Sep | 5 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Air quality in La Seyne-sur-Mer in October
Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.
Air quality in La Seyne-sur-Mer is worst in March — around 15 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 13 | 14 | 15 | 15 | 14 | 13 | 12 | 13 | 12 | 12 | 10 | 10 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 13 | Moderate |
| Feb | 14 | Moderate |
| Mar | 15 | Moderate |
| Apr | 15 | Moderate |
| May | 14 | Moderate |
| Jun | 13 | Moderate |
| Jul | 12 | Moderate |
| Aug | 13 | Moderate |
| Sep | 12 | Good |
| Oct | 12 | Moderate |
| Nov | 10 | Good |
| Dec | 10 | Good |
Where is La Seyne-sur-Mer?
La Seyne-sur-Mer sits at 43.1°N, 5.9°E, 5 m above sea level, in France. The nearest listed city is Six-Fours-les-Plages, 5.0 km away.
Topography around La Seyne-sur-Mer
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of La Seyne-sur-Mer.
Within 3 km, the terrain around La Seyne-sur-Mer has only modest variations in elevation — a maximum elevation change of 196 m around an average of 24 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 810 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,558 m.
The land around La Seyne-sur-Mer is covered by artificial surfaces (54%) and trees (22%) within 3 km, water (49%) and trees (30%) within 16 km, and water (45%) and trees (39%) 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 Seyne-sur-Mer (43.1032°, 5.8782°, elevation 5 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. 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).