Réthymno is at its most pleasant from mid September to November, and again from April to mid June. For sun, aim for June to mid September; for walking, go from mid October to mid May.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
The sun season here runs from June to mid September. It peaks in mid August, at 83. The weakest stretch is from mid November to April, when it drops to 0, mostly because it is too cool. The clearest skies come in July, when the sky is typically 17% covered at midday (mostly clear).
For being outside, go from mid September to November, with a second spell from April to mid June. It peaks in late October, at 88. Avoid late January for this: it falls to 17, mostly because it is too cold.
The walking season here runs from mid October to mid May. It peaks in early April, at 87. The weakest stretch is from July to August, when it drops to 3, mostly because it is too warm.
The year, measured
The average temperature in Réthymno over the whole year is 19°C. July is the hottest month, with highs of about 30°C; January is the coldest, with lows of about 10°C. The rainy (wet) season in Réthymno runs from November to March, peaking in December with a 22% chance of rain on a given day. The dry season is April to October; July is the driest month, at 0%. Winds in Réthymno are highest in March, averaging 4.1 m/s (15 km/h), and lightest in October, at 3.2 m/s (12 km/h). The prevailing wind is from the NW. The clearest skies in Réthymno come in July, when the sky is typically 16% covered; December is the cloudiest month, at 58%.
Month by month Réthymno climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 14°C | 10°C | 10°C | 21% | 58% | 4.0 m/s | 25 | 0 | 72 |
| February | 15°C | 10°C | 11°C | 15% | 54% | 4.0 m/s | 33 | 0 | 78 |
| March | 16°C | 12°C | 13°C | 13% | 49% | 4.1 m/s | 40 | 1 | 83 |
| April | 20°C | 14°C | 17°C | 6% | 41% | 3.7 m/s | 72 | 3 | 86 |
| May | 23°C | 18°C | 22°C | 4% | 40% | 3.5 m/s | 84 | 24 | 63 |
| June | 28°C | 22°C | 27°C | 2% | 25% | 3.5 m/s | 59 | 68 | 20 |
| July | 30°C | 24°C | 30°C | 0% | 16% | 4.0 m/s | 29 | 77 | 6 |
| August | 30°C | 24°C | 30°C | 1% | 20% | 3.9 m/s | 28 | 80 | 5 |
| September | 27°C | 22°C | 27°C | 4% | 30% | 3.6 m/s | 58 | 69 | 20 |
| October | 23°C | 18°C | 22°C | 7% | 41% | 3.2 m/s | 84 | 33 | 54 |
| November | 20°C | 15°C | 18°C | 13% | 51% | 3.4 m/s | 75 | 7 | 79 |
| December | 16°C | 11°C | 13°C | 22% | 58% | 3.5 m/s | 40 | 0 | 78 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Réthymno weather by season
Year round, Réthymno has days of about 14°C at their warmest in January, its coolest month, and 30°C in July, its warmest; the coolest hours of the day run from 10°C to 24°C through the year, and the average temperature over the year is 19°C around the clock. Rain is most likely around December and least likely around July. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Réthymno weather in winterDecember to February
Winter in Réthymno has typical daily highs of about 15°C and lows of about 11°C, with a 19% chance of rain on a given day.
Réthymno weather in springMarch to May
Spring in Réthymno has typical daily highs of about 20°C and lows of about 15°C, with a 7% chance of rain on a given day.
Réthymno weather in summerJune to August
Summer in Réthymno has typical daily highs of about 29°C and lows of about 24°C, with a 1% chance of rain on a given day.
Réthymno weather in autumnSeptember to November
Autumn in Réthymno has typical daily highs of about 23°C and lows of about 18°C, with a 8% chance of rain on a given day.
When is the rainy season in Réthymno?
The rainy (wet) season in Réthymno runs from November to March, peaking in December with a 22% chance of rain on a given day. The dry season is April to October; July is the driest month, at 0%.
What time of year is Réthymno windiest?
Winds in Réthymno are highest in March, averaging 4.1 m/s (15 km/h), and lightest in October, at 3.2 m/s (12 km/h). The prevailing wind is from the NW.
What is the average temperature in Réthymno year round?
The average temperature in Réthymno over the whole year is 19°C. July is the hottest month, with highs of about 30°C; January is the coldest, with lows of about 10°C.
Where to go instead in late January, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.