10-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Overcast
10°
Feels like 10°
Wind↑ NW 20 km/h
Gusts36 km/h
Humidity 50 %
Afternoon
Clear sky
16°
Feels like 16°
Wind↑ E 3 km/h
Humidity 28 %
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
11°
Feels like 11°
Wind↑ NW 11 km/h
Gusts19 km/h
Humidity 48 %
Afternoon
Clear sky
18°
Feels like 18°
Wind↑ SSE 4 km/h
Humidity 30 %
12-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Partly cloudy
13°
Feels like 13°
Wind↑ NNW 9 km/h
Gusts17 km/h
Humidity 45 %
Afternoon
Partly cloudy
19°
Feels like 19°
Wind↑ W 2 km/h
Humidity 36 %
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
14°
Feels like 14°
Wind↑ NW 9 km/h
Gusts23 km/h
Humidity 45 %
Afternoon
Clear sky
20°
Feels like 20°
Wind↑ NE 7 km/h
Humidity 23 %
Kawagoe 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)
Kawagoe climate: what a normal year looks like
The hottest stretch is August, when afternoons average 31 °C; the coldest is January, when nights average 0 °C. Between those two months the average temperature changes by 24 °C.
Freezing nights are typical in January only (0 °C on average).
A normal year brings roughly 1,550 mm of rain — more than 77% of the towns of 20,000+ people we compared it with.
From 14 h 35 min of daylight in late June to 9 h 43 min in late December.
Forecast highs for the coming week average 19 °C, 2 °C cooler than a normal October (21 °C).
30-year averages (1991–2020)
Month
Typical high
Typical low
Rainfall
Jan
8 °C
0 °C
65 mm
Feb
10 °C
1 °C
65 mm
Mar
13 °C
4 °C
107 mm
Apr
18 °C
9 °C
117 mm
May
23 °C
15 °C
138 mm
Jun
25 °C
19 °C
178 mm
Jul
30 °C
23 °C
181 mm
Aug
31 °C
24 °C
145 mm
Sep
27 °C
21 °C
204 mm
Oct
21 °C
14 °C
206 mm
Nov
16 °C
8 °C
83 mm
Dec
12 °C
3 °C
56 mm
Whole year
19 °C
12 °C
1,550 mm
Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 35.91° N, 139.49° 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 Kawagoe: pollution and pollen
1/6
Good
European Air Quality Index (EAQI), from Copernicus CAMS
PM2.55µg/m³
PM105µg/m³
Copernicus CAMS model, updated several times a day.
Rain radar around Kawagoe
Rain observed over the last two hours by official weather radars around Kawagoe, 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 Kawagoe yet: the map shows our hour-by-hour rain forecast (ICON, GFS).
Moon over Kawagoe
Waning gibbous
79 % illuminated · 19.3 days
Rise 14:59 Set 05:30
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 Kawagoe
Curious about the weather in Kawagoe on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.
Kawagoe weather at a glance
This page gathers everything about the weather in Kawagoe, Saitama: 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 10 °C (feels like 10 °C) and the wind blows at 4 km/h.
Expected range today: 12 °C to 20 °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 Kawagoe 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.
