Gero weather in April

In April, Gero sees average daytime highs of 15°C and overnight lows near 5°C, with 190 mm of precipitation across 13.3 wet days and about 12.9 hours of daylight. It is the 7th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 12°C in the first days to 17°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 18 min at the start of April to 13 h 24 min by month's end. Set against the rest of the year, April is Gero's 7th-clearest and 3rd-windiest month. For the whole year in context, see Gero's year-round climate.

Daytime high
15°
7th warmest
Overnight low
6th coldest
Precipitation
190 mm
13.3 wet days
Daylight
12 h 54 min
5:24 AM – 6:18 PM
Cloud cover
61%
7th clearest
Wind
7 km/h
3rd windiest
Solar energy
5.15 kWh/m²
Travel score
4.0
out of 10

Gero is city in Gifu prefecture, Japan.

Density
41/km²
people per km²
Founded
2004

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 12°C in the first days to 17°C by the end.

A typical April day in Gero reaches about 15°C in the afternoon and slips back to 5°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 19°C. Set against its neighbours, April runs about 6°C warmer than March and about 5°C cooler than May.

10°20°151015202530
Avg high (°C)Avg low (°C)
1122
2122
3122
4122
5133
6133
7133
8133
9133
10144
11144
12144
13144
14144
15155
16155
17155
18155
19155
20165
21166
22166
23166
24166
25166
26177
27177
28177
29177
30177

How April really feels in Gero

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 3 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
3
wind chill below the day's low

The story in April is cold — wind chill drags the overnight "feels like" below the raw low.

Gero weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°9712.911.79.80.0
Feb / -4°101118.110.60.1
Mar / -1°17313.45.511.71.5
Apr15° / 19013.3112.94.0
May19° / 10°20413.8013.95.6
Jun23° / 15°26917.2014.45.2
Jul26° / 19°34921014.24.8
Aug27° / 20°20418.4013.45.2
Sep24° / 16°24814.8012.25.9
Oct18° / 10°19812.4011.15.6
Nov12° / 134111.110.13.2
Dec / -2°10613.58.29.60.5

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 17% of April, with mostly cloudy or overcast conditions the remaining 54%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14951
24951
34852
44852
54852
64852
74852
84852
94852
104753
114852
124852
134654
144654
154654
164654
174555
184555
194456
204456
214357
224456
234456
244456
254357
264258
274258
284258
294258
304258

Chance of precipitation in April

Any precipitationSnow

Gero gets around 190 mm of rain and snow over 13.3 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 45% on the wettest days, and about 1 day brings snow.

0%20%40%60%151015202530
Rain chance (%)Snow chance (%)
14410
24410
3449
4449
5448
6447
7447
8446
9445
10445
11444
12444
13444
14453
15453
16452
17452
18452
19452
20451
21451
22451
23451
24451
25441
26440
27440
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 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
110000
210000
310000
49910
59910
69910
79910
89910
99910
109910
119910
129910
139910
149910
159910
169910
179910
189820
199820
209820
219820
229820
239820
249820
259820
269730
279730
289730
299640
309541

Wind in April

Winds average 7 km/h in April.

Across April, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 18 min at the start of April to 13 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over April. Sunrise moves from 5:46 AM to 5:06 AM, and sunset from 6:06 PM to 6:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:466:06
212.45:446:07
312.45:436:08
412.55:416:08
512.55:406:09
612.55:386:10
712.65:376:11
812.65:356:12
912.65:346:13
1012.75:326:13
1112.75:316:14
1212.85:306:15
1312.85:286:16
1412.85:276:17
1512.95:256:18
1612.95:246:18
1712.95:236:19
1813.05:216:20
1913.05:206:21
2013.15:196:22
2113.15:176:23
2213.15:166:24
2313.25:156:24
2413.25:146:25
2513.25:126:26
2613.35:116:27
2713.35:106:28
2813.35:096:29
2913.45:086:30
3013.45:066:30

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.15 kWh/m².

For context, solar energy here swings from a low near 2.31 kWh/m² to a high of 5.43 kWh/m² in May across the year — April's 5.15 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.1Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in April

Is April a good time to visit Gero?

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

4.0
Sightseeing
7th-best month of the year
0.4
Beach & pool
7th-best month of the year

April is a reasonable time to visit Gero for sightseeing.

What to pack for Gero in April

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

In April, Gero sees daytime highs around 15°C and nights near 5°C. Worth packing: a warm layer, rain gear and sun protection. About 13 days see rain.

a warm layerrain gearsun protection

UV index in Gero in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Gero peaks around July 14 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highModerateJul 14UV 10Jan 1UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May9Very high
Jun10Very high
Jul10Extreme
Aug9Very high
Sep9Very high
Oct6High
Nov3Moderate
Dec3Moderate

Air quality in Gero 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 Gero is worst in April — around 19 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1719 µg/m³Dec 1510 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb13Moderate
Mar18Moderate
Apr19Moderate
May18Moderate
Jun16Moderate
Jul13Moderate
Aug12Good
Sep11Good
Oct11Good
Nov10Good
Dec10Good
Location & terrain

Where is Gero?

Gero sits at 35.8°N, 137.2°E, 781 m above sea level, in Japan. The nearest listed city is Gujō, 26 km away.

Topography around Gero

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

Within 3 km, the terrain around Gero has large variations in elevation — a maximum elevation change of 771 m around an average of 639 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,745 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,123 m.

The land around Gero is covered by trees (90%) within 3 km, trees (96%) within 16 km, and trees (87%) within 80 km.

3 km
771 m
16 km
1,745 m
80 km
3,123 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Gujō 26 km · Takayama 37 km · Minokamo 40 km · Mino 41 km · Ena 42 km · Nakatsugawa 43 km · Mitake 44 km · Sekimachi 45 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 Gero (35.8°, 137.2333°, elevation 781 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).