10-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Clear sky
9°
Feels like 8°
Wind↑ SSE 6 km/h
Humidity 69 %
Afternoon
Clear sky
15°
Feels like 15°
Wind↑ WNW 7 km/h
Humidity 42 %
11-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Clear sky
10°
Feels like 9°
Wind↑ ESE 7 km/h
Humidity 66 %
Afternoon
Mainly clear
17°
Feels like 17°
Wind↑ NNW 6 km/h
Humidity 34 %
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
11°
Feels like 11°
Wind↑ SE 6 km/h
Humidity 65 %
Afternoon
Clear sky
17°
Feels like 17°
Wind↑ W 7 km/h
Humidity 40 %
13-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↑ SE 6 km/h
Humidity 61 %
Afternoon
Clear sky
20°
Feels like 20°
Wind↑ NNW 5 km/h
Humidity 37 %
Sakai forecast in charts · next 7 days
The week ahead: highs and lows
▲ This week runs +1.8° warmer than usual
Highs Lows Usual for the season (1991–2020 average)
Hourly detail
Temperature (°C) Rain (mm) Wind (km/h)
Sakai climate: what a normal year looks like
The hottest stretch is August, when afternoons average 33 °C; the coldest is January, when nights average 2 °C. Between those two months the average temperature changes by 24 °C.
Afternoons reach 30 °C or more in July and August; the typical peak is 33 °C in August.
A normal year brings roughly 1,490 mm of rain — more than 75% of the towns of 20,000+ people we compared it with.
From 14 h 28 min of daylight in late June to 9 h 50 min in late December.
Forecast highs for the coming week average 20 °C, 3 °C cooler than a normal October (23 °C).
30-year averages (1991–2020)
Month
Typical high
Typical low
Rainfall
Jan
8 °C
2 °C
67 mm
Feb
10 °C
3 °C
74 mm
Mar
13 °C
5 °C
113 mm
Apr
19 °C
10 °C
119 mm
May
24 °C
15 °C
138 mm
Jun
27 °C
20 °C
204 mm
Jul
31 °C
24 °C
179 mm
Aug
33 °C
25 °C
113 mm
Sep
29 °C
21 °C
170 mm
Oct
23 °C
15 °C
157 mm
Nov
17 °C
9 °C
84 mm
Dec
12 °C
4 °C
70 mm
Whole year
20 °C
13 °C
1,490 mm
Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 34.58° N, 135.47° 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 Sakai: pollution and pollen
1/6
Good
European Air Quality Index (EAQI), from Copernicus CAMS
PM2.59µg/m³
PM1010µg/m³
Copernicus CAMS model, updated several times a day.
Rain radar around Sakai
Rain observed over the last two hours by official weather radars around Sakai, 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 Sakai yet: the map shows our hour-by-hour rain forecast (ICON, GFS).
Moon over Sakai
Waning gibbous
79 % illuminated · 19.3 days
Rise 15:19 Set 05:42
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
Wed11/113%
Moonrise and moonset in local time (Asia/Tokyo); phase and lit fraction from a synodic calculation.
Look up a past day in Sakai
Curious about the weather in Sakai on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.
Sakai weather at a glance
This page gathers everything about the weather in Sakai, Osaka: conditions now, the forecast for each part of the day and the trend for the coming week. At the moment the sky is “overcast”, it is 17 °C (feels like 17 °C) and the wind blows at 7 km/h.
Expected range today: 16 °C to 19 °C and around 21 mm of rain. 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 Sakai 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.
