Aihara weather in March

In March, Aihara sees average daytime highs of 12°C and overnight lows near 3°C, with 154 mm of precipitation across 15.4 wet days and about 11.7 hours of daylight. It is the 9th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 10°C in the first days to 14°C by the end. The sky is clear or mostly clear about 28% of the time in March, and the air most often feels dry.

Daylight stretches from about 11 h 12 min at the start of March to 12 h 18 min by month's end. Set against the rest of the year, March is Aihara's 5th-clearest and 2nd-windiest month. For the whole year in context, see Aihara's year-round climate.

Daytime high
12°
9th warmest
Overnight low
4th coldest
Precipitation
154 mm
15.4 wet days
Daylight
11 h 42 min
6:01 AM – 5:44 PM
Cloud cover
63%
5th clearest
Wind
8 km/h
2nd windiest
Solar energy
3.98 kWh/m²
Travel score
2.8
out of 10

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 10°C in the first days to 14°C by the end.

A typical March day in Aihara reaches about 12°C in the afternoon and slips back to 3°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 17°C. Set against its neighbours, March runs about 3°C warmer than February and about 5°C cooler than April.

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
1102
2102
3102
4102
5102
6112
7112
8112
9112
10112
11113
12113
13123
14123
15123
16123
17123
18123
19124
20124
21134
22134
23134
24134
25134
26135
27135
28145
29145
30145
31145

How March really feels in Aihara

Once humidity and wind are folded in, March averages 0 days that feel above 32°C and 9 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
9
wind chill below the day's low

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

Aihara weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -0°828.53.39.91.5
Feb / 8410.13.510.71.7
Mar12° / 15415.42.311.72.8
Apr17° / 14714.40.312.94.7
May21° / 13°15813.6013.95.8
Jun24° / 18°20316.4014.45.4
Jul28° / 22°20517.4014.25.0
Aug29° / 23°16116.3013.34.8
Sep25° / 19°22916.1012.25.6
Oct20° / 14°23114.6011.15.6
Nov15° / 11011.7010.14.5
Dec11° / 768.80.59.62.7

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 17% of March, with mostly cloudy or overcast conditions the remaining 55%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24852
34852
44852
54852
64852
74753
84753
94852
104852
114852
124852
134852
144852
154753
164555
174555
184357
194357
204357
214258
224258
234159
244159
254159
264159
274258
284258
294258
304357
314357

Chance of precipitation in March

Any precipitationSnow

Aihara gets around 154 mm of rain and snow over 15.4 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 48% and peaks near 50% on the wettest days, and about 2 days bring snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
14710
24810
34810
44810
54810
64810
74810
8489
9489
10479
11478
12468
13468
14467
15467
16476
17476
18486
19486
20495
21495
22495
23505
24505
25505
26505
27505
28504
29504
30504
31504

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March 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%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
28991
29991
30991
31991

Wind in March

Winds average 8 km/h in March.

Across March, 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.

051015151015202531
Wind speed (km/h)Feels
17calm
27calm
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 March

DaylightNight

Daylight runs from about 11 h 12 min at the start of March to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over March. Sunrise moves from 6:21 AM to 5:39 AM, and sunset from 5:31 PM to 5:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:215:31
211.26:205:32
311.26:195:32
411.36:175:33
511.36:165:34
611.36:155:35
711.46:135:36
811.46:125:37
911.56:115:38
1011.56:095:39
1111.56:085:40
1211.66:065:41
1311.66:055:41
1411.66:045:42
1511.76:025:43
1611.76:015:44
1711.85:595:45
1811.85:585:46
1911.85:565:47
2011.95:555:47
2111.95:535:48
2212.05:525:49
2312.05:515:50
2412.05:495:51
2512.15:485:52
2612.15:465:52
2712.15:455:53
2812.25:435:54
2912.25:425:55
3012.35:405:56
3112.35:395:57

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 3.98 kWh/m².

For context, solar energy here swings from a low near 2.33 kWh/m² to a high of 5.09 kWh/m² in May across the year — March's 3.98 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
13.6Moderate
23.6Moderate
33.7Moderate
43.7Moderate
53.7Moderate
63.8Moderate
73.8Moderate
83.8Moderate
93.9Moderate
103.9Moderate
113.9Moderate
123.9Moderate
134.0Moderate
144.0Moderate
154.0Bright
164.0Bright
174.0Bright
184.1Bright
194.1Bright
204.1Bright
214.1Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.3Bright
274.3Bright
284.3Bright
294.3Bright
304.4Bright
314.4Bright
Planning a trip in March

Hazard calendar for Aihara

In seasonPeak

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

Aihara 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 March a good time to visit Aihara?

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

2.8
Sightseeing
9th-best month of the year
0.0
Beach & pool
9th-best month of the year

March is a weaker month for outdoor sightseeing in Aihara.

What to pack for Aihara in March

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

In March, Aihara sees daytime highs around 12°C and nights near 3°C. Pack a warm layer and rain gear. About 15 days see rain.

a warm layerrain gear

Sea temperature near Aihara in March

The nearest coast averages about 13°C in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 51 km away) is warmest in August at about 26°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 7 to Nov 3 — about 4.9 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar13Bracing
Apr15Cool
May18Cool
Jun21Refreshing
Jul23Refreshing
Aug26Warm
Sep25Warm
Oct22Refreshing
Nov19Cool
Dec16Cool

UV index in Aihara in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Aihara peaks around July 16 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJul 16UV 10Dec 23UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May9Very high
Jun9Very high
Jul10Very high
Aug9Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec2Moderate

Air quality in Aihara in March

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Aihara is worst in April — around 26 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1525 µg/m³Dec 1612 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb25Moderate
Mar23Moderate
Apr26Moderate
May21Moderate
Jun18Moderate
Jul13Moderate
Aug12Moderate
Sep12Moderate
Oct14Moderate
Nov14Moderate
Dec12Good
Location & terrain

Where is Aihara?

Aihara sits at 35.6°N, 139.3°E, 157 m above sea level, in Japan. The nearest listed city is Hachiōji, 6.0 km away.

Topography around Aihara

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

Within 3 km, the terrain around Aihara has only modest variations in elevation — a maximum elevation change of 225 m around an average of 158 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,092 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,737 m.

The land around Aihara is covered by artificial surfaces (56%) and trees (38%) within 3 km, trees (51%) and artificial surfaces (41%) within 16 km, and trees (45%) and artificial surfaces (25%) within 80 km.

3 km
225 m
16 km
1,092 m
80 km
3,737 m
treesgrasslandcroplandartificial surfaceswater
March weather nearby: Hachiōji 6.0 km · Sagamihara 8.0 km · Minawa 9.0 km · Hino 11 km · Bunkyo 12 km · Machida 14 km · Zama 14 km · Kunitachi 14 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 Aihara (35.6°, 139.3167°, elevation 157 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).