10-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Partly cloudy
10°
Feels like 9°
Wind↑ NNE 6 km/h
Humidity 61 %
💧 0.1 mm
Afternoon
Mainly clear
13°
Feels like 13°
Wind↑ ESE 7 km/h
Humidity 44 %
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
8°
Feels like 6°
Wind↑ NW 8 km/h
Humidity 75 %
Afternoon
Clear sky
15°
Feels like 15°
Wind↑ SE 7 km/h
Humidity 44 %
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
10°
Feels like 9°
Wind↑ NW 9 km/h
Humidity 71 %
Afternoon
Partly cloudy
17°
Feels like 17°
Wind↑ SE 8 km/h
Humidity 53 %
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
10°
Feels like 10°
Wind↑ NW 9 km/h
Humidity 69 %
Afternoon
Clear sky
18°
Feels like 18°
Wind↑ NE 8 km/h
Humidity 32 %
Sagamihara 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)
Sagamihara climate: what a normal year looks like
The hottest stretch is August, when afternoons average 29 °C; the coldest is January, when nights average −1 °C. Between those two months the average temperature changes by 23 °C.
A normal year brings roughly 1,940 mm of rain — more than 87% of the towns of 20,000+ people we compared it with.
Freezing nights are typical in January only (−1 °C on average).
From 14 h 34 min of daylight in late June to 9 h 45 min in late December.
Forecast highs for the coming week average 18 °C, 2 °C cooler than a normal October (20 °C).
30-year averages (1991–2020)
Month
Typical high
Typical low
Rainfall
Jan
7 °C
−1 °C
86 mm
Feb
8 °C
0 °C
91 mm
Mar
11 °C
3 °C
152 mm
Apr
17 °C
8 °C
152 mm
May
21 °C
14 °C
167 mm
Jun
23 °C
18 °C
217 mm
Jul
28 °C
22 °C
220 mm
Aug
29 °C
23 °C
183 mm
Sep
25 °C
19 °C
246 mm
Oct
20 °C
13 °C
237 mm
Nov
15 °C
7 °C
110 mm
Dec
10 °C
2 °C
77 mm
Whole year
18 °C
11 °C
1,940 mm
Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 35.57° N, 139.24° 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 Sagamihara: pollution and pollen
1/6
Good
European Air Quality Index (EAQI), from Copernicus CAMS
PM2.58µg/m³
PM108µg/m³
Copernicus CAMS model, updated several times a day.
Rain radar around Sagamihara
Rain observed over the last two hours by official weather radars around Sagamihara, 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 Sagamihara yet: the map shows our hour-by-hour rain forecast (ICON, GFS).
Moon over Sagamihara
Waning gibbous
79 % illuminated · 19.3 days
Rise 15:01 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 Sagamihara
Curious about the weather in Sagamihara on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.
Sagamihara weather at a glance
This page gathers everything about the weather in Sagamihara, Kanagawa: 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 11 °C (feels like 11 °C) and the wind blows at 4 km/h.
Expected range today: 13 °C to 21 °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 Sagamihara 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.
