Tsugaru weather in August

In August, Tsugaru sees average daytime highs of 27°C and overnight lows near 20°C, with 169 mm of rain across 15.2 wet days and about 13.6 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 18% of the time in August, and the air most often feels muggy.

Daylight stretches from about 14 h 12 min at the start of August to 13 hours by month's end. Set against the rest of the year, August is Tsugaru's 7th-clearest and 12th-windiest month. For the whole year in context, see Tsugaru's year-round climate.

Daytime high
27°
1st warmest
Overnight low
20°
12th coldest
Rainfall
169 mm
15.2 wet days
Daylight
13 h 36 min
4:53 AM – 6:32 PM
Cloud cover
69%
7th clearest
Wind
8 km/h
12th windiest
Solar energy
4.47 kWh/m²
Travel score
5.7
out of 10

Tsugaru is city in Aomori Prefecture, Japan.

Density
122/km²
people per km²
Founded
2005

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical August day in Tsugaru reaches about 27°C in the afternoon and slips back to 20°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 30°C. Set against its neighbours, August runs about 1°C warmer than July and about 4°C warmer than September.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12721
22721
32721
42721
52721
62721
72721
82721
92721
102721
112720
122720
132720
142720
152720
162720
172720
182720
192720
202620
212620
222620
232620
242619
252619
262619
272619
282619
292619
302619
312519

How August really feels in Tsugaru

Once humidity and wind are folded in, August 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

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

Tsugaru weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°7415.920.49.40.0
Feb / -4°7114.717.110.40.0
Mar / -2°8915.411.811.70.3
Apr12° / 8713.32.313.13.1
May18° / 9812.5014.25.4
Jun22° / 14°9811.8014.96.1
Jul25° / 19°14914.8014.65.9
Aug27° / 20°16915.2013.65.7
Sep23° / 16°14813.3012.36.0
Oct17° / 11913.50.110.94.8
Nov / 10215.54.89.71.8
Dec / -2°9717.316.89.10.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 16% of August, with mostly cloudy or overcast conditions the remaining 66%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13367
23367
33466
43565
53565
63466
73466
83466
93466
103565
113565
123565
133565
143466
153466
163466
173565
183565
193466
203565
213565
223466
233466
243367
253466
263466
273367
283367
293367
303367
313268

Chance of precipitation in August

Any precipitation

Tsugaru gets around 169 mm of rain over 15.2 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 48% and peaks near 51% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
145
245
345
446
546
646
746
846
946
1046
1147
1247
1348
1448
1549
1649
1750
1850
1950
2050
2150
2251
2351
2451
2551
2651
2751
2851
2950
3050
3150

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 36% of days. Sticky, muggy-or-worse air turns up on roughly 70% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1161636420
2151636420
3151635430
4151635430
5151735430
6151735420
7151735420
8151735420
9151835410
10151835400
11151836400
12151936390
13151936380
14152037370
15162037360
16162137350
17162137340
18172138330
19172238321
20182238311
21192238291
22192338281
231102437271
241112437261
251112537251
261122637241
272122736231
282132835211
292142935201
302153034191
312163133180

Wind in August

Winds average 8 km/h in August, the calmest month.

Across August, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 12 min at the start of August to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over August. Sunrise moves from 4:38 AM to 5:09 AM, and sunset from 6:51 PM to 6:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.24:386:51
214.24:396:49
314.14:406:48
414.14:416:47
514.14:426:46
614.04:436:45
714.04:446:44
814.04:456:42
913.94:466:41
1013.94:476:40
1113.84:486:39
1213.84:496:37
1313.84:506:36
1413.74:516:34
1513.74:526:33
1613.64:536:32
1713.64:546:30
1813.64:556:29
1913.54:566:27
2013.54:576:26
2113.44:586:24
2213.44:596:23
2313.35:006:21
2413.35:016:20
2513.35:026:18
2613.25:036:16
2713.25:046:15
2813.15:056:13
2913.15:066:12
3013.05:086:10
3113.05:096:08

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.47 kWh/m².

For context, solar energy here swings from a low near 1.71 kWh/m² to a high of 5.49 kWh/m² in May across the year — August's 4.47 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.7Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.6Bright
114.6Bright
124.6Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.4Bright
184.4Bright
194.4Bright
204.4Bright
214.3Bright
224.3Bright
234.3Bright
244.3Bright
254.3Bright
264.2Bright
274.2Bright
284.2Bright
294.2Bright
304.2Bright
314.1Bright
Planning a trip in August

Hazard calendar for Tsugaru

In seasonPeak

In August, Tsugaru sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

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

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

Is August a good time to visit Tsugaru?

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

5.7
Sightseeing
4th-best month of the year
5.6
Beach & pool
1st-best month of the year

August is a reasonable time to visit Tsugaru for sightseeing.

What to pack for Tsugaru in August

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

In August, Tsugaru sees daytime highs around 27°C and nights near 20°C. Pack rain gear. Worth having: light clothes. About 15 days see rain.

rain gearlight clothes

Sea temperature near Tsugaru in August

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

The sea at the nearest coast (about 25 km away) is warmest in August at about 24°C and coldest in March near 8°C.

It's comfortable for a long swim from Jul 10 to Oct 16 — about 3.3 months when the water holds above 20°C.

5°10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan11Bracing
Feb9Bracing
Mar8Bracing
Apr9Bracing
May12Bracing
Jun17Cool
Jul21Refreshing
Aug24Warm
Sep24Refreshing
Oct20Refreshing
Nov16Cool
Dec13Bracing

UV index in Tsugaru in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tsugaru peaks around August 19 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighVery highHighModerateLowAug 19UV 8Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar3Moderate
Apr6High
May8Very high
Jun8Very high
Jul5Moderate
Aug9Very high
Sep7High
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Tsugaru in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Tsugaru is worst in April — around 20 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1620 µg/m³Dec 169 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb13Moderate
Mar18Moderate
Apr20Moderate
May18Moderate
Jun13Moderate
Jul12Good
Aug10Good
Sep10Good
Oct10Good
Nov9Good
Dec8Good
Location & terrain

Where is Tsugaru?

Tsugaru sits at 40.8°N, 140.4°E, 6 m above sea level, in Japan. The nearest listed city is Shimokizukuri, 3.0 km away.

Topography around Tsugaru

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

Within 3 km, the terrain around Tsugaru has only modest variations in elevation — a maximum elevation change of 14 m around an average of 7 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 867 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,585 m.

The land around Tsugaru is covered by cropland (66%) within 3 km, trees (41%) and cropland (40%) within 16 km, and trees (46%) and water (45%) within 80 km.

3 km
14 m
16 km
867 m
80 km
1,585 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Shimokizukuri 3.0 km · Goshogawara 3.0 km · Namioka 19 km · Kuroishi 23 km · Hirosaki 24 km · Aomori 28 km · Hirakawa 28 km · Ōdate 61 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 Tsugaru (40.8036°, 140.403°, elevation 6 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).