Katagami weather in April

In April, Katagami sees average daytime highs of 13°C and overnight lows near 6°C, with 97 mm of precipitation across 13.2 wet days and about 13 hours of daylight. It is the 7th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 10°C in the first days to 15°C by the end. The sky is clear or mostly clear about 29% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 24 min at the start of April to 13 h 36 min by month's end. Set against the rest of the year, April is Katagami's 1st-clearest and 6th-windiest month. For the whole year in context, see Katagami's year-round climate.

Daytime high
13°
7th warmest
Overnight low
5th coldest
Precipitation
97 mm
13.2 wet days
Daylight
13 h 06 min
5:09 AM – 6:12 PM
Cloud cover
61%
1st clearest
Wind
15 km/h
6th windiest
Solar energy
5.13 kWh/m²
Travel score
3.2
out of 10

Katagami is city in Akita Prefecture, Japan.

Density
325/km²
people per km²
Founded
2005

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 10°C in the first days to 15°C by the end.

A typical April day in Katagami reaches about 13°C in the afternoon and slips back to 6°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 9°C and 17°C. Set against its neighbours, April runs about 5°C warmer than March and about 5°C cooler than May.

10°15°20°151015202530
Avg high (°C)Avg low (°C)
1104
2104
3104
4104
5115
6115
7115
8115
9115
10125
11126
12126
13126
14126
15136
16136
17137
18137
19137
20137
21147
22148
23148
24148
25148
26158
27158
28159
29159
30159

How April really feels in Katagami

Once humidity and wind are folded in, April 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

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

Katagami weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -1°9619.118.59.50.0
Feb / -1°8116.214.210.40.0
Mar / 9715.97.611.70.8
Apr13° / 9713.20.5133.2
May18° / 12°11212.6014.25.3
Jun22° / 17°11311.3014.86.2
Jul26° / 21°19114.8014.55.8
Aug27° / 23°19314.9013.65.7
Sep24° / 19°16813.9012.36.0
Oct18° / 12°15114.3010.95.2
Nov12° / 14217.91.69.82.5
Dec / 13521.411.29.20.4

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in April, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 16% of April, with mostly cloudy or overcast conditions the remaining 55%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14555
24555
34555
44654
54654
64555
74753
84753
94654
104753
114753
124654
134753
144555
154555
164555
174456
184456
194456
204456
214456
224555
234456
244456
254456
264456
274456
284555
294555
304555

Chance of precipitation in April

Any precipitationSnow

Katagami gets around 97 mm of rain and snow over 13.2 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 44% and peaks near 46% on the wettest days, and about 1 day brings snow.

0%20%40%60%151015202530
Rain chance (%)Snow chance (%)
1468
2468
3467
4466
5465
6465
7454
8453
9453
10452
11452
12452
13451
14441
15441
16441
17441
18441
19440
20430
21430
22430
23430
24430
25430
26430
27430
28430
29430
30430

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
23991
24991
25991
26991
27991
28982
29982
30982

Wind in April

Winds average 15 km/h in April.

Across April, 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.

05101520151015202530
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 72 minutes over April. Sunrise moves from 5:33 AM to 4:49 AM, and sunset from 5:56 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:335:56
212.45:315:57
312.55:305:58
412.55:285:59
512.65:266:01
612.65:256:02
712.75:236:03
812.75:216:04
912.75:206:05
1012.85:186:06
1112.85:176:07
1212.95:156:08
1312.95:136:09
1413.05:126:10
1513.05:106:11
1613.15:096:12
1713.15:076:13
1813.15:066:14
1913.25:046:15
2013.25:036:16
2113.35:016:17
2213.35:006:18
2313.34:586:19
2413.44:576:20
2513.44:556:21
2613.54:546:22
2713.54:536:23
2813.54:516:24
2913.64:506:25
3013.64:496:26

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.13 kWh/m².

For context, solar energy here swings from a low near 1.59 kWh/m² to a high of 5.62 kWh/m² in June across the year — April's 5.13 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.8Bright
34.8Bright
44.8Bright
54.9Bright
64.9Bright
74.9Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.1Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in April

Hazard calendar for Katagami

In seasonPeak

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

Katagami 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 April a good time to visit Katagami?

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

3.2
Sightseeing
7th-best month of the year
0.0
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Katagami.

What to pack for Katagami in April

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

In April, Katagami sees daytime highs around 13°C and nights near 6°C. Worth packing: a warm layer, rain gear and sun protection. About 13 days see rain.

a warm layerrain gearsun protection

Sea temperature near Katagami in April

The nearest coast averages about 10°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 25°C and coldest in March near 9°C.

It's comfortable for a long swim from Jun 30 to Oct 23 — about 3.8 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan11Bracing
Feb9Bracing
Mar9Bracing
Apr10Bracing
May14Bracing
Jun18Cool
Jul22Refreshing
Aug25Warm
Sep24Warm
Oct21Refreshing
Nov17Cool
Dec14Bracing

UV index in Katagami in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Katagami 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 1 (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 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar3Moderate
Apr6High
May8Very high
Jun7Very high
Jul5Moderate
Aug9Very high
Sep7High
Oct4Moderate
Nov2Moderate
Dec1Low

Air quality in Katagami in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Katagami is worst in April — around 21 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (December, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1721 µg/m³Dec 149 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb14Moderate
Mar19Moderate
Apr21Moderate
May20Moderate
Jun15Moderate
Jul13Moderate
Aug11Good
Sep10Good
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Katagami?

Katagami sits at 39.9°N, 140.0°E, 10 m above sea level, in Japan. The nearest listed city is Tennō, 4.0 km away.

Topography around Katagami

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

Within 3 km, the terrain around Katagami has only modest variations in elevation — a maximum elevation change of 28 m around an average of 4 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 477 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,621 m.

The land around Katagami is covered by cropland (40%), trees (22%) and water (20%) within 3 km, water (36%), trees (31%) and cropland (25%) within 16 km, and trees (52%) and water (38%) within 80 km.

3 km
28 m
16 km
477 m
80 km
1,621 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Tennō 4.0 km · Oga 13 km · Akita 21 km · Moritake 25 km · Noshiro 37 km · Kita-Akita 49 km · Takanosu 49 km · Yurihonjō 55 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 Katagami (39.8787°, 139.9977°, elevation 10 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).