Rethymno weather in October
In October, Rethymno sees average daytime highs of 22°C and overnight lows near 16°C, with 48 mm of rain across 6.4 wet days and about 11.1 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.
Highs ease over the month, from about 24°C in the first days to 20°C by the end. The sky is clear or mostly clear about 54% of the time in October, and the air most often feels comfortable.
Daylight stretches from about 11 h 36 min at the start of October to 10 h 36 min by month's end. Set against the rest of the year, October is Rethymno's 6th-clearest and 11th-windiest month. For the whole year in context, see Rethymno's year-round climate.
- Daytime high
- 22°
- 5th warmest
- Overnight low
- 16°
- 8th coldest
- Rainfall
- 48 mm
- 6.4 wet days
- Daylight
- 11 h 06 min
- 6:34 AM – 5:40 PM
- Cloud cover
- 40%
- 6th clearest
- Wind
- 8 km/h
- 11th windiest
- Solar energy
- 4.07 kWh/m²
- Travel score
- 7.6
- out of 10
Rethymno is city in Crete, Greece.
- Density
- 82/km²
- people per km²
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in October
Highs ease over the month, from about 24°C in the first days to 20°C by the end.
A typical October day in Rethymno reaches about 22°C in the afternoon and slips back to 16°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 26°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) | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 |
| Avg low (°C) | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 24 | 18 |
| 2 | 24 | 18 |
| 3 | 24 | 18 |
| 4 | 24 | 18 |
| 5 | 24 | 18 |
| 6 | 23 | 18 |
| 7 | 23 | 18 |
| 8 | 23 | 17 |
| 9 | 23 | 17 |
| 10 | 23 | 17 |
| 11 | 23 | 17 |
| 12 | 23 | 17 |
| 13 | 23 | 17 |
| 14 | 22 | 17 |
| 15 | 22 | 17 |
| 16 | 22 | 17 |
| 17 | 22 | 16 |
| 18 | 22 | 16 |
| 19 | 22 | 16 |
| 20 | 21 | 16 |
| 21 | 21 | 16 |
| 22 | 21 | 16 |
| 23 | 21 | 16 |
| 24 | 21 | 15 |
| 25 | 21 | 15 |
| 26 | 21 | 15 |
| 27 | 20 | 15 |
| 28 | 20 | 15 |
| 29 | 20 | 15 |
| 30 | 20 | 15 |
| 31 | 20 | 15 |
Rethymno weather by month
How October compares with the rest of the year at a glance. October is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 13° / 8° | 97 | 14.1 | 0.5 | 9.9 | 3.2 |
| Feb | 13° / 8° | 87 | 12.3 | 0.6 | 10.7 | 3.3 |
| Mar | 14° / 9° | 62 | 9.5 | 0.2 | 11.7 | 4.4 |
| Apr | 17° / 12° | 34 | 6 | 0 | 12.9 | 6.5 |
| May | 22° / 15° | 23 | 3.7 | 0 | 13.8 | 8.2 |
| Jun | 26° / 19° | 6 | 1.3 | 0 | 14.3 | 9.1 |
| Jul | 27° / 22° | 3 | 0.6 | 0 | 14.1 | 9.0 |
| Aug | 28° / 22° | 3 | 0.7 | 0 | 13.3 | 8.9 |
| Sep | 26° / 20° | 17 | 2.8 | 0 | 12.2 | 8.7 |
| Oct | 22° / 16° | 48 | 6.4 | 0 | 11.1 | 7.6 |
| Nov | 18° / 13° | 69 | 9.6 | 0 | 10.1 | 5.8 |
| Dec | 14° / 10° | 101 | 13.7 | 0.1 | 9.7 | 3.8 |
Cloud cover in October
The sky is clear or mostly clear about 54% of the time in October.
Beyond those clear spells, partly cloudy skies cover about 17% of October, with mostly cloudy or overcast conditions the remaining 29%. 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 (%) | 83 | 83 | 81 | 80 | 79 | 78 | 77 | 76 | 75 | 75 | 73 | 73 | 71 | 71 | 70 | 69 | 69 | 68 | 68 | 68 | 68 | 67 | 66 | 65 | 64 | 63 | 63 | 62 | 61 | 61 | 61 |
| Cloudier (%) | 17 | 17 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 25 | 27 | 27 | 29 | 29 | 30 | 31 | 31 | 32 | 32 | 32 | 32 | 33 | 34 | 35 | 36 | 37 | 37 | 38 | 39 | 39 | 39 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 83 | 17 |
| 2 | 83 | 17 |
| 3 | 81 | 19 |
| 4 | 80 | 20 |
| 5 | 79 | 21 |
| 6 | 78 | 22 |
| 7 | 77 | 23 |
| 8 | 76 | 24 |
| 9 | 75 | 25 |
| 10 | 75 | 25 |
| 11 | 73 | 27 |
| 12 | 73 | 27 |
| 13 | 71 | 29 |
| 14 | 71 | 29 |
| 15 | 70 | 30 |
| 16 | 69 | 31 |
| 17 | 69 | 31 |
| 18 | 68 | 32 |
| 19 | 68 | 32 |
| 20 | 68 | 32 |
| 21 | 68 | 32 |
| 22 | 67 | 33 |
| 23 | 66 | 34 |
| 24 | 65 | 35 |
| 25 | 64 | 36 |
| 26 | 63 | 37 |
| 27 | 63 | 37 |
| 28 | 62 | 38 |
| 29 | 61 | 39 |
| 30 | 61 | 39 |
| 31 | 61 | 39 |
Chance of precipitation in October
Rethymno gets around 48 mm of rain over 6.4 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 21% and peaks near 26% 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 (%) | 14 | 14 | 15 | 15 | 16 | 17 | 17 | 18 | 18 | 19 | 19 | 20 | 21 | 21 | 22 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 26 |
| Rain chance (%) | |
|---|---|
| 1 | 14 |
| 2 | 14 |
| 3 | 15 |
| 4 | 15 |
| 5 | 16 |
| 6 | 17 |
| 7 | 17 |
| 8 | 18 |
| 9 | 18 |
| 10 | 19 |
| 11 | 19 |
| 12 | 20 |
| 13 | 21 |
| 14 | 21 |
| 15 | 22 |
| 16 | 23 |
| 17 | 23 |
| 18 | 23 |
| 19 | 23 |
| 20 | 24 |
| 21 | 24 |
| 22 | 24 |
| 23 | 24 |
| 24 | 24 |
| 25 | 25 |
| 26 | 25 |
| 27 | 25 |
| 28 | 26 |
| 29 | 26 |
| 30 | 26 |
| 31 | 26 |
Humidity in October
Most of October feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, October lands in the comfortable band about 45% 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 (%) | 27 | 28 | 28 | 29 | 29 | 29 | 30 | 30 | 31 | 31 | 32 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 42 | 44 | 45 | 47 | 49 | 51 | 52 | 54 | 55 | 56 | 58 |
| Comfortable (%) | 47 | 47 | 48 | 48 | 48 | 48 | 48 | 49 | 49 | 48 | 48 | 48 | 48 | 47 | 47 | 46 | 46 | 46 | 46 | 45 | 44 | 44 | 43 | 42 | 41 | 40 | 39 | 38 | 38 | 37 | 36 |
| Humid (%) | 26 | 25 | 24 | 23 | 23 | 22 | 21 | 21 | 21 | 20 | 20 | 19 | 19 | 19 | 18 | 18 | 17 | 16 | 15 | 14 | 14 | 13 | 12 | 11 | 10 | 9 | 9 | 8 | 7 | 7 | 6 |
| Dry (%) | Comfortable (%) | Humid (%) | |
|---|---|---|---|
| 1 | 27 | 47 | 26 |
| 2 | 28 | 47 | 25 |
| 3 | 28 | 48 | 24 |
| 4 | 29 | 48 | 23 |
| 5 | 29 | 48 | 23 |
| 6 | 29 | 48 | 22 |
| 7 | 30 | 48 | 21 |
| 8 | 30 | 49 | 21 |
| 9 | 31 | 49 | 21 |
| 10 | 31 | 48 | 20 |
| 11 | 32 | 48 | 20 |
| 12 | 32 | 48 | 19 |
| 13 | 33 | 48 | 19 |
| 14 | 34 | 47 | 19 |
| 15 | 35 | 47 | 18 |
| 16 | 36 | 46 | 18 |
| 17 | 37 | 46 | 17 |
| 18 | 38 | 46 | 16 |
| 19 | 39 | 46 | 15 |
| 20 | 40 | 45 | 14 |
| 21 | 42 | 44 | 14 |
| 22 | 44 | 44 | 13 |
| 23 | 45 | 43 | 12 |
| 24 | 47 | 42 | 11 |
| 25 | 49 | 41 | 10 |
| 26 | 51 | 40 | 9 |
| 27 | 52 | 39 | 9 |
| 28 | 54 | 38 | 8 |
| 29 | 55 | 38 | 7 |
| 30 | 56 | 37 | 7 |
| 31 | 58 | 36 | 6 |
Wind in October
Winds average 8 km/h in October.
Across October, daily wind ranges from about 7 km/h on the calmest days to 8 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) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 7 | calm |
| 2 | 7 | calm |
| 3 | 7 | calm |
| 4 | 7 | calm |
| 5 | 7 | calm |
| 6 | 7 | calm |
| 7 | 7 | calm |
| 8 | 7 | calm |
| 9 | 7 | calm |
| 10 | 7 | calm |
| 11 | 7 | calm |
| 12 | 7 | calm |
| 13 | 7 | calm |
| 14 | 7 | calm |
| 15 | 7 | calm |
| 16 | 7 | calm |
| 17 | 7 | calm |
| 18 | 8 | calm |
| 19 | 8 | calm |
| 20 | 8 | calm |
| 21 | 8 | calm |
| 22 | 8 | calm |
| 23 | 8 | calm |
| 24 | 8 | calm |
| 25 | 8 | calm |
| 26 | 8 | calm |
| 27 | 8 | calm |
| 28 | 8 | calm |
| 29 | 8 | calm |
| 30 | 8 | calm |
| 31 | 8 | calm |
Sunrise & sunset in October
Daylight runs from about 11 h 36 min at the start of October to 10 h 36 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 60 minutes over October. Sunrise moves from 6:22 AM to 6:48 AM, and sunset from 6:00 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) | 11.6 | 11.6 | 11.6 | 11.5 | 11.5 | 11.5 | 11.4 | 11.4 | 11.3 | 11.3 | 11.3 | 11.2 | 11.2 | 11.2 | 11.1 | 11.1 | 11.1 | 11.0 | 11.0 | 10.9 | 10.9 | 10.9 | 10.8 | 10.8 | 10.8 | 10.7 | 10.7 | 10.7 | 10.6 | 10.6 | 10.6 |
| Sunrise (AM) | 6:22 | 6:22 | 6:23 | 6:24 | 6:25 | 6:26 | 6:27 | 6:27 | 6:28 | 6:29 | 6:30 | 6:31 | 6:32 | 6:33 | 6:34 | 6:34 | 6:35 | 6:36 | 6:37 | 6:38 | 6:39 | 6:40 | 6:41 | 6:42 | 6:43 | 6:44 | 6:45 | 6:46 | 6:46 | 6:47 | 6:48 |
| Sunset (PM) | 6:00 | 5:59 | 5:58 | 5:56 | 5:55 | 5:53 | 5:52 | 5:50 | 5:49 | 5:48 | 5:46 | 5:45 | 5:44 | 5:42 | 5:41 | 5:40 | 5:39 | 5:37 | 5:36 | 5:35 | 5:34 | 5:32 | 5:31 | 5:30 | 5:29 | 5:28 | 5:27 | 5:26 | 5:25 | 5:24 | 5:23 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.6 | 6:22 | 6:00 |
| 2 | 11.6 | 6:22 | 5:59 |
| 3 | 11.6 | 6:23 | 5:58 |
| 4 | 11.5 | 6:24 | 5:56 |
| 5 | 11.5 | 6:25 | 5:55 |
| 6 | 11.5 | 6:26 | 5:53 |
| 7 | 11.4 | 6:27 | 5:52 |
| 8 | 11.4 | 6:27 | 5:50 |
| 9 | 11.3 | 6:28 | 5:49 |
| 10 | 11.3 | 6:29 | 5:48 |
| 11 | 11.3 | 6:30 | 5:46 |
| 12 | 11.2 | 6:31 | 5:45 |
| 13 | 11.2 | 6:32 | 5:44 |
| 14 | 11.2 | 6:33 | 5:42 |
| 15 | 11.1 | 6:34 | 5:41 |
| 16 | 11.1 | 6:34 | 5:40 |
| 17 | 11.1 | 6:35 | 5:39 |
| 18 | 11.0 | 6:36 | 5:37 |
| 19 | 11.0 | 6:37 | 5:36 |
| 20 | 10.9 | 6:38 | 5:35 |
| 21 | 10.9 | 6:39 | 5:34 |
| 22 | 10.9 | 6:40 | 5:32 |
| 23 | 10.8 | 6:41 | 5:31 |
| 24 | 10.8 | 6:42 | 5:30 |
| 25 | 10.8 | 6:43 | 5:29 |
| 26 | 10.7 | 6:44 | 5:28 |
| 27 | 10.7 | 6:45 | 5:27 |
| 28 | 10.7 | 6:46 | 5:26 |
| 29 | 10.6 | 6:46 | 5:25 |
| 30 | 10.6 | 6:47 | 5:24 |
| 31 | 10.6 | 6:48 | 5:23 |
Solar energy in October
Average shortwave solar energy reaching the ground each day in October, about 4.07 kWh/m².
For context, solar energy here swings from a low near 2.22 kWh/m² to a high of 7.92 kWh/m² in June across the year — October's 4.07 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) | 4.8 | 4.8 | 4.7 | 4.7 | 4.6 | 4.6 | 4.5 | 4.5 | 4.4 | 4.4 | 4.3 | 4.3 | 4.2 | 4.2 | 4.1 | 4.1 | 4.0 | 4.0 | 3.9 | 3.9 | 3.8 | 3.8 | 3.7 | 3.7 | 3.6 | 3.6 | 3.5 | 3.5 | 3.5 | 3.4 | 3.4 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 4.8 | Bright |
| 2 | 4.8 | Bright |
| 3 | 4.7 | Bright |
| 4 | 4.7 | Bright |
| 5 | 4.6 | Bright |
| 6 | 4.6 | Bright |
| 7 | 4.5 | Bright |
| 8 | 4.5 | Bright |
| 9 | 4.4 | Bright |
| 10 | 4.4 | Bright |
| 11 | 4.3 | Bright |
| 12 | 4.3 | Bright |
| 13 | 4.2 | Bright |
| 14 | 4.2 | Bright |
| 15 | 4.1 | Bright |
| 16 | 4.1 | Bright |
| 17 | 4.0 | Bright |
| 18 | 4.0 | Moderate |
| 19 | 3.9 | Moderate |
| 20 | 3.9 | Moderate |
| 21 | 3.8 | Moderate |
| 22 | 3.8 | Moderate |
| 23 | 3.7 | Moderate |
| 24 | 3.7 | Moderate |
| 25 | 3.6 | Moderate |
| 26 | 3.6 | Moderate |
| 27 | 3.5 | Moderate |
| 28 | 3.5 | Moderate |
| 29 | 3.5 | Moderate |
| 30 | 3.4 | Moderate |
| 31 | 3.4 | Moderate |
Hazard calendar for Rethymno
In October, Rethymno sits inside its rainy season season. The full year is below, with each hazard's peak months called out.
Rethymno's rainy season runs October–March, when most of the year's rain falls.
Rethymno sees seasonal dust haze (May), heaviest in May.
Is October a good time to visit Rethymno?
Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
October is one of the better times to visit Rethymno for general sightseeing.
What to pack for Rethymno in October
From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In October, Rethymno sees daytime highs around 22°C and nights near 16°C. Worth packing: light clothes. About 6 days see rain.
Sea temperature near Rethymno in October
The nearest coast averages about 23°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 26°C and coldest in February near 16°C.
It's comfortable for a long swim from May 25 to Nov 24 — about 6 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 16 | 16 | 16 | 17 | 19 | 22 | 25 | 26 | 25 | 23 | 21 | 18 |
| Comfort | Cool | Cool | Cool | Cool | Cool | Refreshing | Warm | Warm | Warm | Refreshing | Refreshing | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 16 | Cool |
| Feb | 16 | Cool |
| Mar | 16 | Cool |
| Apr | 17 | Cool |
| May | 19 | Cool |
| Jun | 22 | Refreshing |
| Jul | 25 | Warm |
| Aug | 26 | Warm |
| Sep | 25 | Warm |
| Oct | 23 | Refreshing |
| Nov | 21 | Refreshing |
| Dec | 18 | Cool |
UV index in Rethymno in October
Clear-sky midday UV in October 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 Rethymno peaks around July 13 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 3 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 3 | 3 | 6 | 8 | 8 | 10 | 10 | 10 | 8 | 6 | 3 | 3 |
| Level | Moderate | Moderate | High | Very high | Very high | Very high | Very high | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 3 | Moderate |
| Mar | 6 | High |
| Apr | 8 | Very high |
| May | 8 | Very high |
| Jun | 10 | Very high |
| Jul | 10 | Very high |
| Aug | 10 | Very high |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 3 | Moderate |
| Dec | 3 | Moderate |
Air quality in Rethymno 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 Rethymno is worst in April — around 15 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (September, 8 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 11 | 14 | 14 | 15 | 12 | 9 | 9 | 10 | 8 | 8 | 11 | 8 |
| Level | Good | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 14 | Moderate |
| Mar | 14 | Moderate |
| Apr | 15 | Moderate |
| May | 12 | Good |
| Jun | 9 | Good |
| Jul | 9 | Good |
| Aug | 10 | Good |
| Sep | 8 | Good |
| Oct | 8 | Good |
| Nov | 11 | Good |
| Dec | 8 | Good |
Where is Rethymno?
Rethymno sits at 35.4°N, 24.5°E, 14 m above sea level, in Greece. The nearest listed city is Chania, 44 km away.
Topography around Rethymno
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rethymno.
Within 3 km, the terrain around Rethymno has significant variations in elevation — a maximum elevation change of 329 m around an average of 64 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 842 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,432 m.
The land around Rethymno is covered by water (44%) and trees (29%) within 3 km, water (47%), trees (25%) and grassland (21%) within 16 km, and water (66%) within 80 km.
Greece travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 60% of US
- price level, 2025
- GDP per capita
- $26,948
- 2025
- Happiness
- 5.7 / 10
- World Happiness, 2025
- Safe drinking water
- 97%
- of population, 2024
- Homicide rate
- 0.8
- per 100k, 2023
- Road deaths
- 8.3
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- High
- EF EPI 592
- 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 Rethymno (35.3655°, 24.4823°, elevation 14 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).