Saiki weather in October

In October, Saiki sees average daytime highs of 22°C and overnight lows near 18°C, with 161 mm of rain across 9 wet days and about 11.2 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 20°C by the end. The sky is clear or mostly clear about 48% of the time in October, and the air most often feels comfortable.

Daylight stretches from about 11 h 42 min at the start of October to 10 h 42 min by month's end. Set against the rest of the year, October is Saiki's 1st-clearest and 6th-windiest month. For the whole year in context, see Saiki's year-round climate.

Daytime high
22°
5th warmest
Overnight low
18°
8th coldest
Rainfall
161 mm
9 wet days
Daylight
11 h 12 min
6:22 AM – 5:33 PM
Cloud cover
47%
1st clearest
Wind
16 km/h
6th windiest
Solar energy
3.77 kWh/m²
Travel score
7.1
out of 10

Saiki is city in Ōita Prefecture, Japan.

Density
74/km²
people per km²
Founded
2005

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 24°C in the first days to 20°C by the end.

A typical October day in Saiki reaches about 22°C in the afternoon and slips back to 18°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 25°C. Set against its neighbours, October runs about 4°C cooler than September and about 5°C warmer than November.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12521
22421
32420
42420
52420
62420
72420
82420
92420
102319
112319
122319
132319
142319
152318
162218
172218
182218
192218
202218
212217
222217
232117
242117
252117
262117
272116
282116
292116
302016
312016

How October really feels in Saiki

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Saiki weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan11° / 626.710.12.8
Feb11° / 717.910.83.0
Mar14° / 11010.611.74.2
Apr18° / 13°12910.312.85.9
May22° / 17°15110.413.76.5
Jun25° / 21°29715.514.15.6
Jul28° / 25°19814.1145.2
Aug29° / 26°16614.713.24.8
Sep27° / 23°21513.612.26.0
Oct22° / 18°161911.27.1
Nov18° / 13°907.710.36.1
Dec13° / 6879.94.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in October, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of October, with mostly cloudy or overcast conditions the remaining 39%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25446
35545
45545
55644
65743
75842
85941
95941
106040
116139
126040
136139
146139
156238
166238
176337
186337
196337
206337
216337
226337
236337
246337
256436
266436
276436
286535
296634
306634
316634

Chance of precipitation in October

Any precipitation

Saiki gets around 161 mm of rain over 9 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 30% and peaks near 38% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
138
238
337
436
535
634
733
832
931
1030
1129
1228
1328
1427
1527
1626
1726
1826
1926
2027
2127
2227
2327
2427
2527
2628
2728
2828
2928
3028
3127

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

Most of October feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, October lands in the comfortable band about 29% of days. Sticky, muggy-or-worse air turns up on roughly 20% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
15193128161
25203127151
36223226141
46233225131
57243224121
68263123111
79273122100
810293021100
91230302090
101331291980
111532291770
121733281660
131833281550
142033271450
152333271340
162533261340
172733251230
182932251130
193132241020
20343223920
21363123920
22383122810
23413021710
24432920710
25452919710
26472818600
27492718600
28502717600
29522616600
30542615500
31552614500

Wind in October

Winds average 16 km/h in October.

Across October, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 42 min at the start of October to 10 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 60 minutes over October. Sunrise moves from 6:11 AM to 6:35 AM, and sunset from 5:52 PM to 5:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:115:52
211.66:125:50
311.66:125:49
411.66:135:48
511.56:145:46
611.56:155:45
711.56:155:44
811.46:165:42
911.46:175:41
1011.46:185:40
1111.36:185:39
1211.36:195:37
1311.36:205:36
1411.26:215:35
1511.26:225:34
1611.26:225:33
1711.16:235:31
1811.16:245:30
1911.16:255:29
2011.06:265:28
2111.06:265:27
2211.06:275:26
2310.96:285:25
2410.96:295:24
2510.96:305:23
2610.86:315:22
2710.86:315:21
2810.86:325:20
2910.86:335:19
3010.76:345:18
3110.76:355:17

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.77 kWh/m².

For context, solar energy here swings from a low near 2.52 kWh/m² to a high of 5.54 kWh/m² in May across the year — October's 3.77 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Moderate
44.0Moderate
54.0Moderate
63.9Moderate
73.9Moderate
83.9Moderate
93.9Moderate
103.9Moderate
113.9Moderate
123.9Moderate
133.8Moderate
143.8Moderate
153.8Moderate
163.8Moderate
173.8Moderate
183.7Moderate
193.7Moderate
203.7Moderate
213.7Moderate
223.6Moderate
233.6Moderate
243.6Moderate
253.5Moderate
263.5Moderate
273.5Moderate
283.5Moderate
293.4Moderate
303.4Moderate
313.4Moderate
Planning a trip in October

Hazard calendar for Saiki

In seasonPeak

In October, Saiki sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.

Saiki sits in the Pacific typhoon belt; the season peaks July–October.

Saiki's rainy season runs May–October, when most of the year's rain falls.

Pacific typhoon
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is October a good time to visit Saiki?

Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

7.1
Sightseeing
1st-best month of the year
5.1
Beach & pool
4th-best month of the year

October is one of the better times to visit Saiki for general sightseeing.

What to pack for Saiki in October

From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In October, Saiki sees daytime highs around 22°C and nights near 18°C. Worth packing: light clothes and rain gear. About 9 days see rain.

light clothesrain gear

Sea temperature near Saiki in October

The nearest coast averages about 24°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 23 km away) is warmest in August at about 27°C and coldest in February near 17°C.

It's comfortable for a long swim from May 11 to Dec 14 — about 7.2 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan18Cool
Feb17Cool
Mar17Cool
Apr18Cool
May20Refreshing
Jun23Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct24Warm
Nov22Refreshing
Dec20Cool

UV index in Saiki in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Saiki peaks around June 22 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highModerateJun 22UV 10Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr8Very high
May8Very high
Jun11Extreme
Jul10Extreme
Aug10Very high
Sep10Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Saiki in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.

Air quality in Saiki is worst in April — around 23 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (October, 11 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodGoodApr 1523 µg/m³Oct 1611 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb17Moderate
Mar22Moderate
Apr23Moderate
May22Moderate
Jun19Moderate
Jul16Moderate
Aug16Moderate
Sep12Moderate
Oct11Good
Nov12Moderate
Dec12Good
Location & terrain

Where is Saiki?

Saiki sits at 33.0°N, 131.9°E, 3 m above sea level, in Japan. The nearest listed city is Tsukumiura, 14 km away.

Topography around Saiki

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Saiki.

Within 3 km, the terrain around Saiki has significant variations in elevation — a maximum elevation change of 300 m around an average of 44 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 716 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,758 m.

The land around Saiki is covered by trees (47%) and artificial surfaces (27%) within 3 km, trees (64%) and water (30%) within 16 km, and water (50%) and trees (45%) within 80 km.

3 km
300 m
16 km
716 m
80 km
1,758 m
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Tsukumiura 14 km · Usuki 21 km · Mie 30 km · Tsurusaki 38 km · Ōita 42 km · Nobeoka 46 km · Takedamachi 47 km · Beppu 52 km

Japan travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
100 V · 50 / 60 Hz
Prices
≈ 65% of US
price level, 2025
GDP per capita
$35,951
2025
Happiness
6.1 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.2
per 100k, 2023
Road deaths
3.6
per 100k/yr, 2019
Income group
High
World Bank
English
Very low
EF EPI 446
Religion
Shintoism 49%Buddhism 46%other 4%Christianity 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Saiki (32.95°, 131.9°, elevation 3 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).