Hanamaki weather in May

In May, Hanamaki sees average daytime highs of 18°C and overnight lows near 9°C, with 109 mm of precipitation across 13 wet days and about 14.1 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 16°C in the first days to 20°C by the end. The sky is clear or mostly clear about 23% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 36 min at the start of May to 14 h 30 min by month's end. Set against the rest of the year, May is Hanamaki's 4th-clearest and 6th-windiest month. For the whole year in context, see Hanamaki's year-round climate.

Daytime high
18°
5th warmest
Overnight low
8th coldest
Precipitation
109 mm
13 wet days
Daylight
14 h 12 min
4:27 AM – 6:36 PM
Cloud cover
69%
4th clearest
Wind
8 km/h
6th windiest
Solar energy
5.11 kWh/m²
Travel score
5.3
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 16°C in the first days to 20°C by the end.

A typical May day in Hanamaki reaches about 18°C in the afternoon and slips back to 9°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 23°C. Set against its neighbours, May runs about 6°C warmer than April and about 4°C cooler than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1167
2167
3167
4167
5177
6178
7178
8178
9178
10178
11178
12179
13189
14189
15189
16189
17189
181810
191810
201910
211910
221910
231910
241910
251911
261911
272011
282011
292011
302011
312012

How May really feels in Hanamaki

Once humidity and wind are folded in, May 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

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

Hanamaki weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -7°8014.617.69.50.0
Feb / -7°7113.314.410.50.0
Mar / -3°10415.611.911.70.4
Apr12° / 10514.12.8133.0
May18° / 10913014.15.3
Jun22° / 14°11612.3014.75.9
Jul25° / 18°16916014.55.6
Aug26° / 19°14114.9013.55.7
Sep23° / 15°14713012.35.9
Oct16° / 12612.50114.8
Nov10° / 10014.63.49.81.9
Dec / -4°9816.414.29.30.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 63%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14258
24159
34159
44159
53862
63862
73763
83664
93664
103565
113565
123565
133565
143565
153664
163664
173664
183565
193565
203565
213763
223763
233763
243862
253961
263961
273862
283862
293862
303862
313763

Chance of precipitation in May

Any precipitationSnow

Hanamaki gets around 109 mm of rain and snow over 13 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 42% and peaks near 45% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1452
2452
3442
4441
5441
6441
7441
8440
9440
10440
11440
12440
13430
14430
15430
16430
17430
18430
19430
20420
21420
22410
23410
24400
25390
26390
27380
28380
29370
30370
31360

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 92% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19820
29820
39820
49820
59820
69820
79820
89730
99730
109730
119730
129640
139640
149640
159550
169550
179460
189370
199370
209280
219190
2289110
2388120
2487130
2586140
2685150
2783170
2882180
2979201
3077221
3175241

Wind in May

Winds average 8 km/h in May.

Across May, daily wind ranges from about 7 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 36 min at the start of May to 14 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over May. Sunrise moves from 4:44 AM to 4:17 AM, and sunset from 6:22 PM to 6:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.64:446:22
213.74:426:23
313.74:416:24
413.74:406:25
513.84:396:26
613.84:386:27
713.94:366:28
813.94:356:29
913.94:346:30
1014.04:336:31
1114.04:326:32
1214.04:316:33
1314.14:306:34
1414.14:296:35
1514.14:286:35
1614.24:276:36
1714.24:266:37
1814.24:256:38
1914.24:256:39
2014.34:246:40
2114.34:236:41
2214.34:226:42
2314.44:216:43
2414.44:216:44
2514.44:206:44
2614.44:196:45
2714.54:196:46
2814.54:186:47
2914.54:186:48
3014.54:176:48
3114.54:176:49

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.11 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.8 kWh/m² to a high of 5.11 kWh/m² in May across the year — May's 5.11 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.1Bright
195.1Bright
205.1Bright
215.2Bright
225.2Bright
235.2Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in May

Is May a good time to visit Hanamaki?

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

5.3
Sightseeing
5th-best month of the year
1.8
Beach & pool
5th-best month of the year

May is a reasonable time to visit Hanamaki for sightseeing.

What to pack for Hanamaki in May

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

In May, Hanamaki sees daytime highs around 18°C and nights near 9°C. Worth packing: rain gear and sun protection. About 13 days see rain.

rain gearsun protection

UV index in Hanamaki in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Hanamaki peaks around August 19 at about 9 (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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighVery highHighModerateLowAug 19UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May8Very high
Jun8Very high
Jul6High
Aug9Very high
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Hanamaki in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Hanamaki is worst in April — around 20 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1420 µg/m³Dec 1610 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb14Moderate
Mar19Moderate
Apr20Moderate
May19Moderate
Jun14Moderate
Jul12Moderate
Aug11Good
Sep11Good
Oct12Good
Nov11Good
Dec9Good
Location & terrain

Where is Hanamaki?

Hanamaki sits at 39.4°N, 141.1°E, 77 m above sea level, in Japan. The nearest listed city is Kitakami, 11 km away.

Topography around Hanamaki

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

Within 3 km, the terrain around Hanamaki has only modest variations in elevation — a maximum elevation change of 85 m around an average of 84 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 888 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,996 m.

The land around Hanamaki is covered by artificial surfaces (42%) and cropland (33%) within 3 km, trees (58%) and cropland (31%) within 16 km, and trees (82%) within 80 km.

3 km
85 m
16 km
888 m
80 km
1,996 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Kitakami 11 km · Hizume 19 km · Kanegasaki 20 km · Yahaba 25 km · Ōshū 27 km · Mizusawa 28 km · Morioka 35 km · Shizukuishi 36 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 Hanamaki (39.3833°, 141.1167°, elevation 77 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. 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).