Annual mean 25°C · wettest around September · prevailing wind E
Warmest
31.4 °C
Coldest
19.8 °C
Wettest
35%
Windiest
6.0 m/s
Prevailing
E
5.3 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Ishigaki over the whole year is 25°C. July is the hottest month, with highs of about 31°C; January is the coldest, with lows of about 18°C. Ishigaki has no sharply defined rainy season: the chance of rain on a given day runs from 19% in April, the driest month, to 32% in September, the wettest. Winds in Ishigaki are highest in December, averaging 5.4 m/s (19 km/h), and lightest in August, at 3.8 m/s (14 km/h). The prevailing wind is from the E. The clearest skies in Ishigaki come in August, when the sky is typically 53% covered; December is the cloudiest month, at 77%.
Month by month Ishigaki climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
20°C
18°C
18°C
28%
75%
4.9 m/s
70
8
71
February
21°C
18°C
19°C
22%
75%
4.8 m/s
71
16
66
March
23°C
20°C
21°C
20%
72%
4.5 m/s
75
27
54
April
25°C
22°C
26°C
19%
70%
4.3 m/s
56
50
27
May
28°C
25°C
30°C
28%
73%
4.1 m/s
25
57
7
June
30°C
28°C
34°C
22%
67%
4.4 m/s
3
31
0
July
31°C
29°C
34°C
24%
60%
4.6 m/s
1
19
2
August
31°C
28°C
35°C
25%
53%
3.8 m/s
2
17
1
September
30°C
27°C
33°C
32%
59%
4.2 m/s
6
33
2
October
28°C
25°C
29°C
25%
66%
4.9 m/s
29
58
8
November
25°C
23°C
25°C
24%
72%
5.0 m/s
58
46
29
December
22°C
20°C
20°C
29%
77%
5.4 m/s
71
16
60
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Ishigaki weather by season
Year round, Ishigaki has days of about 20°C at their warmest in January, its coolest month, and 31°C in July, its warmest; the coolest hours of the day run from 18°C to 29°C through the year, and the average temperature over the year is 25°C around the clock. Rain is most likely around September and least likely around April. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Ishigaki weather in winterDecember to February
High 21°CLow 19°CRain 26%
Winter in Ishigaki has typical daily highs of about 21°C and lows of about 19°C, with a 26% chance of rain on a given day.
Ishigaki weather in springMarch to May
High 25°CLow 22°CRain 22%
Spring in Ishigaki has typical daily highs of about 25°C and lows of about 22°C, with a 22% chance of rain on a given day.
Ishigaki weather in summerJune to August
High 31°CLow 28°CRain 24%
Summer in Ishigaki has typical daily highs of about 31°C and lows of about 28°C, with a 24% chance of rain on a given day.
Ishigaki weather in autumnSeptember to November
High 28°CLow 25°CRain 27%
Autumn in Ishigaki has typical daily highs of about 28°C and lows of about 25°C, with a 27% chance of rain on a given day.
When is the rainy season in Ishigaki?
Ishigaki has no sharply defined rainy season: the chance of rain on a given day runs from 19% in April, the driest month, to 32% in September, the wettest.
What time of year is Ishigaki windiest?
Winds in Ishigaki are highest in December, averaging 5.4 m/s (19 km/h), and lightest in August, at 3.8 m/s (14 km/h). The prevailing wind is from the E.
What is the average temperature in Ishigaki year round?
The average temperature in Ishigaki over the whole year is 25°C. July is the hottest month, with highs of about 31°C; January is the coldest, with lows of about 18°C.