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Climate guideThirty-year normals for Ioannina
Ioannina climate by month
Hot-summer Mediterranean · CsaBest May · Sep–Oct
Annual mean13°day and night
Seasonal swing20°warmest vs coolest
Precipitation1,107 mm110 wet days a year
39.66° N, 20.85° EElevation 468 mUTC+3 · Eastern European Summer Time
When to goIoannina · weather score
Best timeMay · Sep–Oct
October: high / low20° / 10°
iSummary
What the weather is like
Ioannina has a hot-summer Mediterranean climate (Köppen Csa): dry, sunny summers and mild, wetter winters.
The warmest month is July, when afternoons average 30° and nights 18°. January is the coolest month, with highs of 8° and lows of 0°. The difference between the warmest and the coolest month is about 20°.
About 1,107 mm of precipitation falls in an average year. December is the wettest month (185 mm, 12 wet days) and July the driest (25 mm, 5 wet days). Cloud cover ranges from 9% in July to 46% in December.
Compared with Athens, the capital, Ioannina is 4.4° cooler on a July afternoon and receives more precipitation over the year.
Year in figures
- Hottest afternoons
- 30° · July
- Coldest nights
- 0° · January
- Wettest month
- December
- Driest month
- July
- Clearest skies
- July · 9% cloud
- Longest day
- 14 h 58 min
- Shortest day
- 9 h 23 min
iiCharts
Twelve months at a glance
Temperature and precipitation
Daily high/low range bars, monthly precipitation columnsTemperature curve
Average high, lowDaylight
Hours between sunrise and sunset on the 15th of each monthiiiData table
Climate normals month by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high | 8° | 9° | 13° | 17° | 22° | 27° | 30° | 30° | 25° | 20° | 13° | 9° |
| Average low | 0° | 0° | 3° | 6° | 11° | 15° | 18° | 18° | 14° | 10° | 5° | 1° |
| Precipitation | 113 mm | 117 mm | 96 mm | 74 mm | 60 mm | 39 mm | 25 mm | 28 mm | 70 mm | 120 mm | 180 mm | 185 mm |
| Wet days (≥1 mm) | 11.3 | 10.1 | 11.1 | 8.7 | 10.1 | 8.2 | 5 | 5.2 | 8.7 | 8.2 | 11 | 12.1 |
| Cloud cover | 41% | 41% | 40% | 38% | 30% | 17% | 9% | 9% | 20% | 31% | 41% | 46% |
| Daylight | 9h 40 | 10h 43 | 11h 54 | 13h 14 | 14h 21 | 14h 58 | 14h 43 | 13h 45 | 12h 29 | 11h 12 | 10h 01 | 9h 23 |
| Saharan dust haze | – | – | – | ● | ● | ● | – | – | – | – | – | – |
| Month score | 27 | 30 | 43 | 72 | 76 | 73 | 66 | 66 | 78 | 80 | 45 | 23 |
Dust haze, monthly average 2015–2024: ● occasional, ●● frequent, ●●● very frequent
ivMonth by month
Ioannina in every month
January27
8° / 0°
113 mm · 11.3 wet days
February30
9° / 0°
117 mm · 10.1 wet days
March43
13° / 3°
96 mm · 11.1 wet days
April72
17° / 6°
74 mm · 8.7 wet days
May76
22° / 11°
60 mm · 10.1 wet days
June73
27° / 15°
39 mm · 8.2 wet days
July66
30° / 18°
25 mm · 5 wet days
August66
30° / 18°
28 mm · 5.2 wet days
September78
25° / 14°
70 mm · 8.7 wet days
October80
20° / 10°
120 mm · 8.2 wet days
November45
13° / 5°
180 mm · 11 wet days
December23
9° / 1°
185 mm · 12.1 wet days