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Saiko, Yamanashi

54°F
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Saiko

Yamanashi

54°
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Saiko, Yamanashi Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Today Hourly 10-Day Radar MinuteCast®

Monthly

Air Quality Health & Activities

May

January February March April May June July August September October November December

2026

2025 2026 2027

10-Day

S
M
T
W
T
F
S
26
72°
46°
27
70°
55°
28
79°
52°
29
64°
55°
30
59°
52°
1
70°
52°
2
N/A
3
Cloudy
72°
58°
4
Some brightening
76°
42°
5
Sun through high clouds
68°
43°
6
Mostly cloudy
71°
48°
7
Mostly sunny and comfortable
75°
48°
8
Mainly cloudy
75°
52°
9
Cooler; brief morning showers
65°
53°
10
A couple of afternoon showers
77°
52°
11
Showers around in the p.m.
78°
54°
12
Sunny
74°
50°
13
Sun through high clouds
73°
51°
14
Cloudy with afternoon rain
75°
52°
15
Sun, then clouds
68°
46°
16
Rain
70°
52°
17
Cloudy
69°
49°
18
A few afternoon showers
66°
48°
19
Still cloudy with showers
67°
49°
20
Times of clouds and sun
66°
47°
21
Sunny to partly cloudy
67°
47°
22
Cloudy
69°
50°
23
Rain becoming steadier
67°
50°
24
Sunny
66°
49°
25
Mostly sunny
70°
49°
26
Cloudy
72°
54°
27
Periods of rain
68°
55°
28
Sun, then clouds
71°
52°
29
Considerable cloudiness
72°
56°
30
Mostly cloudy
70°
54°
31
Cloudy
74°
56°
1
Times of clouds and sun
74°
54°
2
Times of clouds and sun
75°
57°
3
Sun and clouds
76°
58°
4
Cloudy
76°
58°
5
Rain becoming steadier
72°
57°
6
Occasional morning rain
71°
59°

Temperature Graph

°F
80° 72° 64° 56° 48° May
Today 1 *2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable

May Weather in Saiko

Saiko's May 2026 forecast shows daily high temperatures ranging from 65° to 78°, with overnight lows between 42° and 59°. The average high for May is 71° with an average low of 52°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Saiko. See also: June | July | August.

Further Ahead

June 2026

July 2026

August 2026

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World Asia Japan Yamanashi Saiko

Weather Near Saiko:

  • Fuefuki-shi, Yamanashi
  • Fujikawaguchiko-machi, Yamanashi
  • Fujiyoshida-shi, Yamanashi
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