Ichihara weather in March
In March, Ichihara 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 Ichihara's 5th-clearest and 2nd-windiest month. For the whole year in context, see Ichihara's year-round climate.
- Daytime high
- 12°
- 9th warmest
- Overnight low
- 6°
- 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
Temperature in March
Highs climb over the month, from about 10°C in the first days to 14°C by the end.
A typical March day in Ichihara 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.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 |
| Avg low (°C) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 10 | 5 |
| 2 | 10 | 5 |
| 3 | 10 | 5 |
| 4 | 11 | 5 |
| 5 | 11 | 5 |
| 6 | 11 | 5 |
| 7 | 11 | 5 |
| 8 | 11 | 6 |
| 9 | 11 | 6 |
| 10 | 11 | 6 |
| 11 | 11 | 6 |
| 12 | 11 | 6 |
| 13 | 12 | 6 |
| 14 | 12 | 6 |
| 15 | 12 | 6 |
| 16 | 12 | 6 |
| 17 | 12 | 7 |
| 18 | 12 | 7 |
| 19 | 12 | 7 |
| 20 | 12 | 7 |
| 21 | 13 | 7 |
| 22 | 13 | 7 |
| 23 | 13 | 7 |
| 24 | 13 | 7 |
| 25 | 13 | 8 |
| 26 | 13 | 8 |
| 27 | 13 | 8 |
| 28 | 13 | 8 |
| 29 | 14 | 8 |
| 30 | 14 | 8 |
| 31 | 14 | 8 |
How March really feels in Ichihara
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.
March sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Ichihara 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.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 9° / 4° | 87 | 7.9 | 0.7 | 9.9 | 1.8 |
| Feb | 9° / 4° | 82 | 8.7 | 1.1 | 10.7 | 1.9 |
| Mar | 12° / 6° | 149 | 13 | 0.5 | 11.7 | 3.0 |
| Apr | 16° / 11° | 138 | 12.9 | 0 | 12.9 | 4.8 |
| May | 20° / 16° | 149 | 12.1 | 0 | 13.8 | 5.9 |
| Jun | 23° / 19° | 189 | 14.3 | 0 | 14.4 | 5.8 |
| Jul | 27° / 23° | 155 | 12.9 | 0 | 14.2 | 5.8 |
| Aug | 28° / 24° | 118 | 11.5 | 0 | 13.3 | 5.6 |
| Sep | 25° / 22° | 207 | 14.8 | 0 | 12.2 | 5.8 |
| Oct | 21° / 16° | 251 | 14.4 | 0 | 11.1 | 5.8 |
| Nov | 16° / 11° | 126 | 11.8 | 0 | 10.1 | 4.8 |
| Dec | 11° / 6° | 80 | 8.8 | 0.1 | 9.6 | 3.0 |
Cloud cover in March
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.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 52 | 52 | 52 | 52 | 52 | 53 | 53 | 53 | 53 | 54 | 54 | 54 | 54 | 52 | 52 | 52 | 51 | 50 | 50 | 50 | 48 | 48 | 48 | 48 | 47 | 47 | 47 | 47 | 47 | 47 | 47 |
| Cloudier (%) | 48 | 48 | 48 | 48 | 48 | 47 | 47 | 47 | 47 | 46 | 46 | 46 | 46 | 48 | 48 | 48 | 49 | 50 | 50 | 50 | 52 | 52 | 52 | 52 | 53 | 53 | 53 | 53 | 53 | 53 | 53 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 52 | 48 |
| 2 | 52 | 48 |
| 3 | 52 | 48 |
| 4 | 52 | 48 |
| 5 | 52 | 48 |
| 6 | 53 | 47 |
| 7 | 53 | 47 |
| 8 | 53 | 47 |
| 9 | 53 | 47 |
| 10 | 54 | 46 |
| 11 | 54 | 46 |
| 12 | 54 | 46 |
| 13 | 54 | 46 |
| 14 | 52 | 48 |
| 15 | 52 | 48 |
| 16 | 52 | 48 |
| 17 | 51 | 49 |
| 18 | 50 | 50 |
| 19 | 50 | 50 |
| 20 | 50 | 50 |
| 21 | 48 | 52 |
| 22 | 48 | 52 |
| 23 | 48 | 52 |
| 24 | 48 | 52 |
| 25 | 47 | 53 |
| 26 | 47 | 53 |
| 27 | 47 | 53 |
| 28 | 47 | 53 |
| 29 | 47 | 53 |
| 30 | 47 | 53 |
| 31 | 47 | 53 |
Chance of precipitation in March
Ichihara 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.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 40 | 40 | 40 | 39 | 39 | 39 | 39 | 39 | 40 | 40 | 40 | 41 | 41 | 42 | 42 | 42 | 42 | 43 | 43 | 43 | 43 | 43 | 43 |
| Snow chance (%) | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Rain chance (%) | Snow chance (%) | |
|---|---|---|
| 1 | 41 | 3 |
| 2 | 41 | 3 |
| 3 | 41 | 3 |
| 4 | 41 | 3 |
| 5 | 41 | 2 |
| 6 | 41 | 2 |
| 7 | 41 | 2 |
| 8 | 41 | 2 |
| 9 | 40 | 2 |
| 10 | 40 | 2 |
| 11 | 40 | 2 |
| 12 | 39 | 2 |
| 13 | 39 | 1 |
| 14 | 39 | 1 |
| 15 | 39 | 1 |
| 16 | 39 | 1 |
| 17 | 40 | 1 |
| 18 | 40 | 1 |
| 19 | 40 | 1 |
| 20 | 41 | 1 |
| 21 | 41 | 1 |
| 22 | 42 | 1 |
| 23 | 42 | 1 |
| 24 | 42 | 1 |
| 25 | 42 | 1 |
| 26 | 43 | 1 |
| 27 | 43 | 1 |
| 28 | 43 | 1 |
| 29 | 43 | 1 |
| 30 | 43 | 1 |
| 31 | 43 | 1 |
Humidity in March
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.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 98 | 98 | 98 | 97 | 97 | 97 | 96 |
| Comfortable (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 4 |
| Dry (%) | Comfortable (%) | |
|---|---|---|
| 1 | 99 | 1 |
| 2 | 99 | 1 |
| 3 | 99 | 1 |
| 4 | 99 | 1 |
| 5 | 99 | 1 |
| 6 | 99 | 1 |
| 7 | 99 | 1 |
| 8 | 99 | 1 |
| 9 | 99 | 1 |
| 10 | 99 | 1 |
| 11 | 99 | 1 |
| 12 | 99 | 1 |
| 13 | 99 | 1 |
| 14 | 99 | 1 |
| 15 | 99 | 1 |
| 16 | 99 | 1 |
| 17 | 99 | 1 |
| 18 | 99 | 1 |
| 19 | 99 | 1 |
| 20 | 99 | 1 |
| 21 | 99 | 1 |
| 22 | 99 | 1 |
| 23 | 99 | 1 |
| 24 | 99 | 1 |
| 25 | 98 | 2 |
| 26 | 98 | 2 |
| 27 | 98 | 2 |
| 28 | 97 | 3 |
| 29 | 97 | 3 |
| 30 | 97 | 3 |
| 31 | 96 | 4 |
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.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 16 | light breeze |
| 2 | 16 | light breeze |
| 3 | 16 | light breeze |
| 4 | 16 | light breeze |
| 5 | 16 | light breeze |
| 6 | 16 | light breeze |
| 7 | 16 | light breeze |
| 8 | 16 | light breeze |
| 9 | 16 | light breeze |
| 10 | 16 | light breeze |
| 11 | 16 | light breeze |
| 12 | 16 | light breeze |
| 13 | 16 | light breeze |
| 14 | 16 | light breeze |
| 15 | 16 | light breeze |
| 16 | 16 | light breeze |
| 17 | 16 | light breeze |
| 18 | 16 | light breeze |
| 19 | 16 | light breeze |
| 20 | 16 | light breeze |
| 21 | 16 | light breeze |
| 22 | 16 | light breeze |
| 23 | 16 | light breeze |
| 24 | 16 | light breeze |
| 25 | 16 | light breeze |
| 26 | 16 | light breeze |
| 27 | 16 | light breeze |
| 28 | 16 | light breeze |
| 29 | 16 | light breeze |
| 30 | 16 | light breeze |
| 31 | 16 | light breeze |
Sunrise & sunset in March
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 5:28 PM to 5:54 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 11.2 | 11.2 | 11.2 | 11.3 | 11.3 | 11.3 | 11.4 | 11.4 | 11.5 | 11.5 | 11.5 | 11.6 | 11.6 | 11.6 | 11.7 | 11.7 | 11.8 | 11.8 | 11.8 | 11.9 | 11.9 | 12.0 | 12.0 | 12.0 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 | 12.3 | 12.3 |
| Sunrise (AM) | 6:18 | 6:17 | 6:16 | 6:14 | 6:13 | 6:12 | 6:10 | 6:09 | 6:08 | 6:06 | 6:05 | 6:03 | 6:02 | 6:01 | 5:59 | 5:58 | 5:56 | 5:55 | 5:53 | 5:52 | 5:50 | 5:49 | 5:47 | 5:46 | 5:45 | 5:43 | 5:42 | 5:40 | 5:39 | 5:37 | 5:36 |
| Sunset (PM) | 5:28 | 5:29 | 5:29 | 5:30 | 5:31 | 5:32 | 5:33 | 5:34 | 5:35 | 5:36 | 5:37 | 5:38 | 5:38 | 5:39 | 5:40 | 5:41 | 5:42 | 5:43 | 5:44 | 5:44 | 5:45 | 5:46 | 5:47 | 5:48 | 5:49 | 5:49 | 5:50 | 5:51 | 5:52 | 5:53 | 5:54 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.2 | 6:18 | 5:28 |
| 2 | 11.2 | 6:17 | 5:29 |
| 3 | 11.2 | 6:16 | 5:29 |
| 4 | 11.3 | 6:14 | 5:30 |
| 5 | 11.3 | 6:13 | 5:31 |
| 6 | 11.3 | 6:12 | 5:32 |
| 7 | 11.4 | 6:10 | 5:33 |
| 8 | 11.4 | 6:09 | 5:34 |
| 9 | 11.5 | 6:08 | 5:35 |
| 10 | 11.5 | 6:06 | 5:36 |
| 11 | 11.5 | 6:05 | 5:37 |
| 12 | 11.6 | 6:03 | 5:38 |
| 13 | 11.6 | 6:02 | 5:38 |
| 14 | 11.6 | 6:01 | 5:39 |
| 15 | 11.7 | 5:59 | 5:40 |
| 16 | 11.7 | 5:58 | 5:41 |
| 17 | 11.8 | 5:56 | 5:42 |
| 18 | 11.8 | 5:55 | 5:43 |
| 19 | 11.8 | 5:53 | 5:44 |
| 20 | 11.9 | 5:52 | 5:44 |
| 21 | 11.9 | 5:50 | 5:45 |
| 22 | 12.0 | 5:49 | 5:46 |
| 23 | 12.0 | 5:47 | 5:47 |
| 24 | 12.0 | 5:46 | 5:48 |
| 25 | 12.1 | 5:45 | 5:49 |
| 26 | 12.1 | 5:43 | 5:49 |
| 27 | 12.1 | 5:42 | 5:50 |
| 28 | 12.2 | 5:40 | 5:51 |
| 29 | 12.2 | 5:39 | 5:52 |
| 30 | 12.3 | 5:37 | 5:53 |
| 31 | 12.3 | 5:36 | 5:54 |
Solar energy in March
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.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 3.6 | 3.6 | 3.6 | 3.6 | 3.7 | 3.7 | 3.8 | 3.8 | 3.8 | 3.9 | 3.9 | 3.9 | 4.0 | 4.0 | 4.0 | 4.0 | 4.1 | 4.1 | 4.1 | 4.1 | 4.2 | 4.2 | 4.2 | 4.2 | 4.3 | 4.3 | 4.3 | 4.3 | 4.4 | 4.4 | 4.5 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.6 | Moderate |
| 2 | 3.6 | Moderate |
| 3 | 3.6 | Moderate |
| 4 | 3.6 | Moderate |
| 5 | 3.7 | Moderate |
| 6 | 3.7 | Moderate |
| 7 | 3.8 | Moderate |
| 8 | 3.8 | Moderate |
| 9 | 3.8 | Moderate |
| 10 | 3.9 | Moderate |
| 11 | 3.9 | Moderate |
| 12 | 3.9 | Moderate |
| 13 | 4.0 | Moderate |
| 14 | 4.0 | Moderate |
| 15 | 4.0 | Bright |
| 16 | 4.0 | Bright |
| 17 | 4.1 | Bright |
| 18 | 4.1 | Bright |
| 19 | 4.1 | Bright |
| 20 | 4.1 | Bright |
| 21 | 4.2 | Bright |
| 22 | 4.2 | Bright |
| 23 | 4.2 | Bright |
| 24 | 4.2 | Bright |
| 25 | 4.3 | Bright |
| 26 | 4.3 | Bright |
| 27 | 4.3 | Bright |
| 28 | 4.3 | Bright |
| 29 | 4.4 | Bright |
| 30 | 4.4 | Bright |
| 31 | 4.5 | Bright |
Hazard calendar for Ichihara
In March, Ichihara sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Ichihara sits in the Pacific typhoon belt; the season peaks July–October.
Is March a good time to visit Ichihara?
Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
March is a weaker month for outdoor sightseeing in Ichihara.
What to pack for Ichihara in March
From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In March, Ichihara sees daytime highs around 12°C and nights near 6°C. Pack a warm layer. Worth having: rain gear. About 13 days see rain.
Sea temperature near Ichihara 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 14 | 13 | 13 | 15 | 18 | 21 | 23 | 26 | 25 | 22 | 19 | 16 |
| Comfort | Bracing | Bracing | Bracing | Cool | Cool | Refreshing | Refreshing | Warm | Warm | Refreshing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 14 | Bracing |
| Feb | 13 | Bracing |
| Mar | 13 | Bracing |
| Apr | 15 | Cool |
| May | 18 | Cool |
| Jun | 21 | Refreshing |
| Jul | 23 | Refreshing |
| Aug | 26 | Warm |
| Sep | 25 | Warm |
| Oct | 22 | Refreshing |
| Nov | 19 | Cool |
| Dec | 16 | Cool |
UV index in Ichihara in March
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 Ichihara 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 4 | 4 | 7 | 8 | 9 | 10 | 10 | 8 | 6 | 3 | 2 |
| Level | Moderate | Moderate | Moderate | High | Very high | Very high | Very high | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 4 | Moderate |
| Mar | 4 | Moderate |
| Apr | 7 | High |
| May | 8 | Very high |
| Jun | 9 | Very high |
| Jul | 10 | Very high |
| Aug | 10 | Very high |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 3 | Moderate |
| Dec | 2 | Moderate |
Air quality in Ichihara in March
Average fine-particle pollution (PM2.5) through the year — so you can see where March falls, not just the annual average.
Air quality in Ichihara is worst in April — around 22 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (September, 11 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 14 | 17 | 21 | 22 | 21 | 16 | 12 | 11 | 11 | 14 | 14 | 13 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 14 | Moderate |
| Feb | 17 | Moderate |
| Mar | 21 | Moderate |
| Apr | 22 | Moderate |
| May | 21 | Moderate |
| Jun | 16 | Moderate |
| Jul | 12 | Good |
| Aug | 11 | Good |
| Sep | 11 | Good |
| Oct | 14 | Moderate |
| Nov | 14 | Moderate |
| Dec | 13 | Moderate |
Where is Ichihara?
Ichihara sits at 35.5°N, 140.1°E, 1 m above sea level, in Japan. The nearest listed city is Chiba, 10 km away.
Topography around Ichihara
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ichihara.
Within 3 km, the terrain around Ichihara has only modest variations in elevation — a maximum elevation change of 28 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 192 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,222 m.
The land around Ichihara is covered by artificial surfaces (66%) within 3 km, water (31%), trees (30%) and artificial surfaces (26%) within 16 km, and water (40%), trees (23%) and artificial surfaces (23%) within 80 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
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 Ichihara (35.5167°, 140.0833°, elevation 1 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).