11-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Mainly clear
12°
Feels like 12°
Wind↑ NNW 4 km/h
Humidity 66 %
Afternoon
Mainly clear
17°
Feels like 17°
Wind↑ SW 4 km/h
Humidity 45 %
12-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Clear sky
12°
Feels like 12°
Wind↑ E 6 km/h
Humidity 74 %
Afternoon
Partly cloudy
17°
Feels like 17°
Wind↑ SE 6 km/h
Humidity 62 %
13-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Overcast
14°
Feels like 14°
Wind↑ E 6 km/h
Humidity 79 %
Afternoon
Overcast
20°
Feels like 23°
Wind↑ SSE 8 km/h
Humidity 58 %
14-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Partly cloudy
16°
Feels like 16°
Wind↑ E 7 km/h
Humidity 83 %
Afternoon
Rain showers
21°
Feels like 25°
Wind↑ SE 11 km/h
Humidity 63 %
💧 0.2 mm
Thessaloniki forecast in charts · next 7 days
The week ahead: highs and lows
≈ A week close to the usual temperatures
Highs Lows Usual for the season (1991–2020 average)
Hourly detail
Temperature (°C) Rain (mm) Wind (km/h)
Thessaloniki climate: what a normal year looks like
The hottest stretch is August, when afternoons average 31 °C; the coldest is January, when nights average 2 °C. Between those two months the average temperature changes by 21 °C.
From 15 h 05 min of daylight in late June to 9 h 15 min in late December.
Afternoons reach 30 °C or more in July and August; the typical peak is 31 °C in August.
A normal year brings roughly 650 mm of rain — less than 79% of the towns of 20,000+ people we compared it with.
Forecast highs for the coming week average 16 °C, 5 °C cooler than a normal October (21 °C).
30-year averages (1991–2020)
Month
Typical high
Typical low
Rainfall
Jan
8 °C
2 °C
56 mm
Feb
11 °C
4 °C
52 mm
Mar
14 °C
6 °C
63 mm
Apr
18 °C
11 °C
54 mm
May
23 °C
15 °C
60 mm
Jun
28 °C
20 °C
40 mm
Jul
31 °C
22 °C
36 mm
Aug
31 °C
22 °C
35 mm
Sep
26 °C
18 °C
48 mm
Oct
21 °C
13 °C
62 mm
Nov
15 °C
8 °C
66 mm
Dec
10 °C
4 °C
76 mm
Whole year
20 °C
12 °C
650 mm
Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 40.64° N, 22.93° E, 1991–2020. ERA5 averages over a 0.25° grid (about 25 km): hills, a coastline or the heat of the city itself can shift local values by a degree or two.
Air you breathe in Thessaloniki: pollution and pollen
2/6
Fair
European Air Quality Index (EAQI), from Copernicus CAMS
PM2.514µg/m³
PM1016µg/m³
O₃37µg/m³
NO₂9µg/m³
SO₂6µg/m³
Pollen · dominant: Grass
AlderNone
BirchNone
GrassLow
MugwortNone
OliveNone
RagweedNone
Copernicus CAMS model, updated several times a day.
Rain radar around Thessaloniki
Rain observed over the last two hours by official weather radars around Thessaloniki, followed by the radar forecast for the next hour where the weather service provides one.
Rain radarLast two hours, then forecast where available · drag the timeline
No open weather radar covers Thessaloniki yet: the map shows our hour-by-hour rain forecast (ICON, GFS).
Moon over Thessaloniki
Waning gibbous
87 % illuminated · 18.3 days
Rise 03:28 Set 19:56
Fri30/1079%
Sat31/1069%
Sun1/1159%
Mon2/1149%Last quarter
Tue3/1138%
Wed4/1128%
Thu5/1119%
Fri6/1112%
Sat7/116%
Sun8/112%
Mon9/110%
Tue10/111%New moon
Moonrise and moonset in local time (Europe/Athens); phase and lit fraction from a synodic calculation.
Look up a past day in Thessaloniki
Curious about the weather in Thessaloniki on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.
Thessaloniki weather at a glance
This page gathers everything about the weather in Thessaloniki, Central Macedonia: conditions now, the forecast for each part of the day and the trend for the coming week. At the moment the sky is “partly cloudy”, it is 16 °C (feels like 16 °C) and the wind blows at 10 km/h.
Expected range today: 16 °C to 19 °C and a dry sky. The forecast comes from the AtmoAtlas engine, which combines ECMWF-AIFS, NOAA GFS and DWD ICON, adjusts cloud cover with METAR reports and uses convective energy (CAPE) to flag storms.
Use the Thessaloniki forecast in your own website or app: one JSON call returns weather, air quality, tides and sun and moon times. The free key needs no card.
