Chiba weather in March

In March, Chiba sees average daytime highs of 12°C and overnight lows near 6°C, with 149 mm of precipitation across 13 wet days and about 11.7 hours of daylight. It is the 9th-warmest and 6th-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 35% 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 Chiba's 5th-clearest and 2nd-windiest month. For the whole year in context, see Chiba's year-round climate.

Daytime high
12°
9th warmest
Overnight low
4th coldest
Precipitation
149 mm
13 wet days
Daylight
11 h 42 min
5:58 AM – 5:41 PM
Cloud cover
58%
5th clearest
Wind
16 km/h
2nd windiest
Solar energy
3.98 kWh/m²
Travel score
3.0
out of 10

Chiba is city in Chiba prefecture, Japan.

Air quality
Moderate
PM2.5 11 µg/m³ · 2010
Density
3,605/km²
people per km²
Founded
1921

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

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 Chiba reaches about 12°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 8°C and 16°C. Set against its neighbours, March runs about 3°C warmer than February and about 4°C cooler than April.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
1105
2105
3105
4115
5115
6115
7115
8116
9116
10116
11116
12116
13126
14126
15126
16126
17127
18127
19127
20127
21137
22137
23137
24137
25138
26138
27138
28138
29148
30148
31148

How March really feels in Chiba

Once humidity and wind are folded in, March 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

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

Chiba weather by month

How March compares with the rest of the year at a glance. March is the 9th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 877.90.79.91.8
Feb / 828.71.110.71.9
Mar12° / 149130.511.73.0
Apr16° / 11°13812.9012.94.8
May20° / 16°14912.1013.95.9
Jun23° / 19°18914.3014.45.8
Jul27° / 23°15512.9014.25.8
Aug28° / 24°11811.5013.35.6
Sep25° / 22°20714.8012.25.8
Oct21° / 16°25114.4011.15.8
Nov16° / 11°12611.8010.14.8
Dec11° / 808.80.19.63.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 16% of March, with mostly cloudy or overcast conditions the remaining 49%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25248
35248
45248
55248
65347
75347
85347
95347
105446
115446
125446
135446
145248
155248
165248
175149
185050
195050
205050
214852
224852
234852
244852
254753
264753
274753
284753
294753
304753
314753

Chance of precipitation in March

Any precipitationSnow

Chiba gets around 149 mm of rain and snow over 13 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 41% and peaks near 43% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1413
2413
3413
4413
5412
6412
7412
8412
9402
10402
11402
12392
13391
14391
15391
16391
17401
18401
19401
20411
21411
22421
23421
24421
25421
26431
27431
28431
29431
30431
31431

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 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25982
26982
27982
28973
29973
30973
31964

Wind in March

Winds average 16 km/h in March.

Across March, daily wind ranges from about 16 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

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 6:18 AM to 5:36 AM, and sunset from 5:27 PM to 5:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:185:27
211.26:175:28
311.26:165:29
411.36:145:30
511.36:135:31
611.36:125:32
711.46:105:33
811.46:095:34
911.56:075:35
1011.56:065:36
1111.56:055:36
1211.66:035:37
1311.66:025:38
1411.66:005:39
1511.75:595:40
1611.75:585:41
1711.85:565:42
1811.85:555:43
1911.85:535:43
2011.95:525:44
2111.95:505:45
2212.05:495:46
2312.05:475:47
2412.05:465:48
2512.15:445:48
2612.15:435:49
2712.15:415:50
2812.25:405:51
2912.25:395:52
3012.35:375:53
3112.35:365:53

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 2.28 kWh/m² to a high of 5.2 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
33.6Moderate
43.6Moderate
53.7Moderate
63.7Moderate
73.8Moderate
83.8Moderate
93.8Moderate
103.9Moderate
113.9Moderate
123.9Moderate
134.0Moderate
144.0Moderate
154.0Bright
164.0Bright
174.1Bright
184.1Bright
194.1Bright
204.1Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.3Bright
264.3Bright
274.3Bright
284.3Bright
294.4Bright
304.4Bright
314.5Bright
Planning a trip in March

Hazard calendar for Chiba

In seasonPeak

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

Chiba 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 Chiba?

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

3.0
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 Chiba.

What to pack for Chiba in March

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

In March, Chiba sees daytime highs around 12°C and nights near 6°C. Pack a warm layer. Worth having: rain gear. About 13 days see rain.

a warm layerrain gear

Sea temperature near Chiba 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 22 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 Chiba in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chiba peaks around August 10 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 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 highModerateAug 10UV 10Jan 1UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar4Moderate
Apr7High
May8Very high
Jun9Very high
Jul10Very high
Aug10Very high
Sep8Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Chiba 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 Chiba is worst in April — around 16 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (September, 8 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Chiba's WHO annual average of 11 µg/m³.

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1316 µg/m³Sep 98 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Moderate
Mar15Moderate
Apr16Moderate
May15Moderate
Jun11Good
Jul8Good
Aug8Good
Sep8Good
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Chiba?

Chiba sits at 35.6°N, 140.1°E, 5 m above sea level, in Japan. The nearest listed city is Yotsukaidō, 7.0 km away.

Topography around Chiba

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

Within 3 km, the terrain around Chiba has only modest variations in elevation — a maximum elevation change of 38 m around an average of 9 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 129 m; within 80 km, large variations in elevation — a maximum elevation change of 890 m.

The land around Chiba is covered by artificial surfaces (73%) within 3 km, artificial surfaces (37%), trees (27%) and water (24%) within 16 km, and water (36%), artificial surfaces (24%) and trees (23%) within 80 km.

3 km
38 m
16 km
129 m
80 km
890 m
treesgrasslandcroplandartificial surfacesbare terrainwater
March weather nearby: Yotsukaidō 7.0 km · Makuhari 8.0 km · Ichihara 10 km · Narashino 11 km · Yachiyo 15 km · Honchō 16 km · Sakura 17 km · Shisui 19 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 Chiba (35.6°, 140.1167°, elevation 5 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).