Today
Expect mostly clear. Daytime high +63°, overnight low +48°. Light wind, up to 5 mph. No precipitation expected.
Weather in Saku
Japan · Nagano · 36.2167, 138.4833
Today Now 12:43 PM
+63° Clear
Hourly forecast
Today10/18
Temperature°F
Cloudiness
Precipitation
Windmph
Wind gusts
Humidity
PressureinHg
Dew point°F
Visibilitymi
UV index
Forecast in words
Tomorrow
Tomorrow high +68° and rain, nighttime low +48°, about 5° warmer.
Week
This week temperatures range from +39° to +75°. Weekly maximum — +75° (Wed). Coldest at night — Fri, +39°. Days with precipitation — Mon, Tue, Wed. Sunshine expected on 5 of seven days. Second half of the week is cooler.
Week vs norm
- Today 10/18 +63° as usual usually +62°
- Tomorrow 10/19 +68° +6° usually +62°
- Tue 10/20 +70° +8° usually +61°
- Wed 10/21 +75° +14° usually +61°
- Thu 10/22 +59° −2° usually +61°
- Fri 10/23 +59° −1° usually +60°
- Sat 10/24 +61° as usual usually +60°
- Sun 10/25 +68° +8° usually +60°
Difference between forecast daytime high and the 1991–2020 norm for this date.
This day, October 18
Today is a typical day for this date.
- Heat record +73° 1998
- Cold record +36° 2000
- Most precipitation 0.9 in 2019
- Strongest gust 35 mph 2019
Records for this calendar date, 1991-2024, ERA5 reanalysis.
Climate in Saku
Today is close to the norm for October.
| Month | Daytime / Nighttime | Average | Precipitation in |
|---|---|---|---|
| Jan | +37° / +23° | +29° | 2.4 |
| Feb | +38° / +23° | +30° | 2.6 |
| Mar | +46° / +30° | +37° | 4.2 |
| Apr | +58° / +40° | +49° | 4.4 |
| May | +67° / +50° | +58° | 5.8 |
| Jun | +72° / +58° | +65° | 8.5 |
| Jul | +79° / +65° | +71° | 9.1 |
| Aug | +81° / +66° | +73° | 7.7 |
| Sep | +73° / +60° | +65° | 7.8 |
| Oct | +63° / +48° | +55° | 6.5 |
| Nov | +53° / +37° | +44° | 2.8 |
| Dec | +42° / +29° | +34° | 2.1 |
Climatic normals for 1991–2025 years from ERA5-Land reanalysis.
Astronomical data
Sunrise / sunset
5:55 AM | 5:06 PM
Moon
12:45 PM | 10:26 PM
Moon phase
Waxing crescent 45%
Next solar eclipse
Calculating for this city…