Imabari weather in May
In May, Imabari sees average daytime highs of 21°C and overnight lows near 15°C, with 156 mm of rain across 11.1 wet days and about 13.7 hours of daylight. It is the 6th-warmest and 4th-wettest month of the year here.
Highs climb over the month, from about 19°C in the first days to 22°C by the end. The sky is clear or mostly clear about 31% of the time in May, and the air most often feels dry.
Daylight stretches from about 13 h 18 min at the start of May to 14 h 06 min by month's end. Set against the rest of the year, May is Imabari's 10th-clearest and 9th-windiest month. For the whole year in context, see Imabari's year-round climate.
- Daytime high
- 21°
- 6th warmest
- Overnight low
- 15°
- 7th coldest
- Rainfall
- 156 mm
- 11.1 wet days
- Daylight
- 13 h 48 min
- 5:11 AM – 6:57 PM
- Cloud cover
- 63%
- 10th clearest
- Wind
- 8 km/h
- 9th windiest
- Solar energy
- 5.67 kWh/m²
- Travel score
- 6.2
- out of 10
Temperature in May
Highs climb over the month, from about 19°C in the first days to 22°C by the end.
A typical May day in Imabari reaches about 21°C in the afternoon and slips back to 15°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 23°C. Set against its neighbours, May runs about 4°C warmer than April and about 3°C cooler than June.
| 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) | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
| Avg low (°C) | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 19 | 13 |
| 2 | 19 | 13 |
| 3 | 19 | 13 |
| 4 | 19 | 14 |
| 5 | 19 | 14 |
| 6 | 20 | 14 |
| 7 | 20 | 14 |
| 8 | 20 | 14 |
| 9 | 20 | 14 |
| 10 | 20 | 14 |
| 11 | 20 | 14 |
| 12 | 20 | 15 |
| 13 | 20 | 15 |
| 14 | 20 | 15 |
| 15 | 20 | 15 |
| 16 | 21 | 15 |
| 17 | 21 | 15 |
| 18 | 21 | 15 |
| 19 | 21 | 15 |
| 20 | 21 | 16 |
| 21 | 21 | 16 |
| 22 | 21 | 16 |
| 23 | 21 | 16 |
| 24 | 21 | 16 |
| 25 | 22 | 16 |
| 26 | 22 | 16 |
| 27 | 22 | 16 |
| 28 | 22 | 17 |
| 29 | 22 | 17 |
| 30 | 22 | 17 |
| 31 | 22 | 17 |
How May really feels in Imabari
Once humidity and wind are folded in, May 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.
May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Imabari weather by month
How May compares with the rest of the year at a glance. May is the 6th-warmest and 4th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 8° / 3° | 66 | 11.1 | 3.1 | 10 | 1.2 |
| Feb | 9° / 3° | 78 | 10.6 | 3.1 | 10.7 | 1.5 |
| Mar | 12° / 6° | 118 | 12.3 | 1 | 11.7 | 3.0 |
| Apr | 16° / 11° | 132 | 11.1 | 0.1 | 12.8 | 5.1 |
| May | 21° / 15° | 156 | 11.1 | 0 | 13.7 | 6.2 |
| Jun | 24° / 19° | 249 | 14.8 | 0 | 14.2 | 5.7 |
| Jul | 27° / 23° | 225 | 15.4 | 0 | 14 | 5.3 |
| Aug | 29° / 24° | 142 | 13.6 | 0 | 13.3 | 5.2 |
| Sep | 26° / 21° | 196 | 13.2 | 0 | 12.2 | 6.2 |
| Oct | 21° / 16° | 148 | 10 | 0 | 11.1 | 6.6 |
| Nov | 16° / 11° | 82 | 9.2 | 0 | 10.2 | 4.9 |
| Dec | 10° / 6° | 79 | 11 | 1.6 | 9.8 | 2.4 |
Cloud cover in May
The sky is clear or mostly clear about 31% of the time in May.
Beyond those clear spells, partly cloudy skies cover about 12% of May, with mostly cloudy or overcast conditions the remaining 57%. 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 (%) | 47 | 46 | 47 | 46 | 45 | 45 | 44 | 43 | 43 | 43 | 42 | 43 | 43 | 43 | 43 | 43 | 44 | 43 | 44 | 42 | 42 | 43 | 42 | 42 | 41 | 40 | 40 | 39 | 38 | 37 | 36 |
| Cloudier (%) | 53 | 54 | 53 | 54 | 55 | 55 | 56 | 57 | 57 | 57 | 58 | 57 | 57 | 57 | 57 | 57 | 56 | 57 | 56 | 58 | 58 | 57 | 58 | 58 | 59 | 60 | 60 | 61 | 62 | 63 | 64 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 47 | 53 |
| 2 | 46 | 54 |
| 3 | 47 | 53 |
| 4 | 46 | 54 |
| 5 | 45 | 55 |
| 6 | 45 | 55 |
| 7 | 44 | 56 |
| 8 | 43 | 57 |
| 9 | 43 | 57 |
| 10 | 43 | 57 |
| 11 | 42 | 58 |
| 12 | 43 | 57 |
| 13 | 43 | 57 |
| 14 | 43 | 57 |
| 15 | 43 | 57 |
| 16 | 43 | 57 |
| 17 | 44 | 56 |
| 18 | 43 | 57 |
| 19 | 44 | 56 |
| 20 | 42 | 58 |
| 21 | 42 | 58 |
| 22 | 43 | 57 |
| 23 | 42 | 58 |
| 24 | 42 | 58 |
| 25 | 41 | 59 |
| 26 | 40 | 60 |
| 27 | 40 | 60 |
| 28 | 39 | 61 |
| 29 | 38 | 62 |
| 30 | 37 | 63 |
| 31 | 36 | 64 |
Chance of precipitation in May
Imabari gets around 156 mm of rain over 11.1 wet days in May. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 35% and peaks near 37% on the wettest days.
| 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 (%) | 35 | 35 | 35 | 35 | 35 | 35 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 35 | 35 | 35 | 34 | 34 | 34 | 34 | 35 | 35 | 35 | 35 | 35 | 35 | 36 | 36 | 36 | 37 |
| Rain chance (%) | |
|---|---|
| 1 | 35 |
| 2 | 35 |
| 3 | 35 |
| 4 | 35 |
| 5 | 35 |
| 6 | 35 |
| 7 | 36 |
| 8 | 36 |
| 9 | 36 |
| 10 | 36 |
| 11 | 36 |
| 12 | 36 |
| 13 | 36 |
| 14 | 36 |
| 15 | 35 |
| 16 | 35 |
| 17 | 35 |
| 18 | 34 |
| 19 | 34 |
| 20 | 34 |
| 21 | 34 |
| 22 | 35 |
| 23 | 35 |
| 24 | 35 |
| 25 | 35 |
| 26 | 35 |
| 27 | 35 |
| 28 | 36 |
| 29 | 36 |
| 30 | 36 |
| 31 | 37 |
Humidity in May
Most of May feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, May lands in the dry band about 44% 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 (%) | 67 | 65 | 64 | 63 | 61 | 59 | 57 | 56 | 54 | 54 | 52 | 51 | 50 | 48 | 47 | 45 | 44 | 42 | 40 | 38 | 37 | 35 | 33 | 31 | 29 | 27 | 25 | 23 | 21 | 19 | 17 |
| Comfortable (%) | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 33 | 34 | 35 | 36 | 37 | 39 | 40 | 41 | 42 | 43 | 43 | 44 | 44 | 45 | 45 | 45 | 44 | 44 | 43 | 42 | 41 | 39 |
| Humid (%) | 7 | 8 | 8 | 8 | 9 | 9 | 10 | 10 | 11 | 11 | 12 | 12 | 12 | 12 | 13 | 13 | 14 | 14 | 15 | 16 | 17 | 19 | 20 | 22 | 24 | 26 | 28 | 30 | 33 | 35 | 38 |
| Muggy (%) | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 5 | 5 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | |
|---|---|---|---|---|
| 1 | 67 | 25 | 7 | 1 |
| 2 | 65 | 26 | 8 | 1 |
| 3 | 64 | 27 | 8 | 1 |
| 4 | 63 | 28 | 8 | 1 |
| 5 | 61 | 29 | 9 | 1 |
| 6 | 59 | 30 | 9 | 2 |
| 7 | 57 | 31 | 10 | 2 |
| 8 | 56 | 32 | 10 | 2 |
| 9 | 54 | 33 | 11 | 2 |
| 10 | 54 | 33 | 11 | 2 |
| 11 | 52 | 34 | 12 | 2 |
| 12 | 51 | 35 | 12 | 2 |
| 13 | 50 | 36 | 12 | 2 |
| 14 | 48 | 37 | 12 | 2 |
| 15 | 47 | 39 | 13 | 2 |
| 16 | 45 | 40 | 13 | 2 |
| 17 | 44 | 41 | 14 | 2 |
| 18 | 42 | 42 | 14 | 2 |
| 19 | 40 | 43 | 15 | 2 |
| 20 | 38 | 43 | 16 | 2 |
| 21 | 37 | 44 | 17 | 2 |
| 22 | 35 | 44 | 19 | 2 |
| 23 | 33 | 45 | 20 | 2 |
| 24 | 31 | 45 | 22 | 2 |
| 25 | 29 | 45 | 24 | 3 |
| 26 | 27 | 44 | 26 | 3 |
| 27 | 25 | 44 | 28 | 3 |
| 28 | 23 | 43 | 30 | 3 |
| 29 | 21 | 42 | 33 | 4 |
| 30 | 19 | 41 | 35 | 5 |
| 31 | 17 | 39 | 38 | 5 |
Wind in May
Winds average 8 km/h in May.
Across May, daily wind ranges from about 8 km/h on the calmest days to 9 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) | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 9 | calm |
| 2 | 9 | calm |
| 3 | 9 | calm |
| 4 | 9 | calm |
| 5 | 9 | calm |
| 6 | 9 | calm |
| 7 | 9 | calm |
| 8 | 9 | calm |
| 9 | 9 | calm |
| 10 | 9 | calm |
| 11 | 9 | calm |
| 12 | 9 | calm |
| 13 | 9 | calm |
| 14 | 9 | calm |
| 15 | 8 | calm |
| 16 | 8 | calm |
| 17 | 8 | calm |
| 18 | 8 | calm |
| 19 | 8 | calm |
| 20 | 8 | calm |
| 21 | 8 | calm |
| 22 | 8 | calm |
| 23 | 8 | calm |
| 24 | 8 | calm |
| 25 | 8 | calm |
| 26 | 8 | calm |
| 27 | 8 | calm |
| 28 | 8 | calm |
| 29 | 8 | calm |
| 30 | 8 | calm |
| 31 | 8 | calm |
Sunrise & sunset in May
Daylight runs from about 13 h 18 min at the start of May to 14 h 06 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 48 minutes over May. Sunrise moves from 5:25 AM to 5:03 AM, and sunset from 6:45 PM to 7:08 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) | 13.3 | 13.4 | 13.4 | 13.4 | 13.5 | 13.5 | 13.5 | 13.6 | 13.6 | 13.6 | 13.6 | 13.7 | 13.7 | 13.7 | 13.7 | 13.8 | 13.8 | 13.8 | 13.8 | 13.9 | 13.9 | 13.9 | 13.9 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.1 | 14.1 |
| Sunrise (AM) | 5:25 | 5:24 | 5:23 | 5:22 | 5:21 | 5:20 | 5:19 | 5:18 | 5:17 | 5:16 | 5:15 | 5:14 | 5:14 | 5:13 | 5:12 | 5:11 | 5:11 | 5:10 | 5:09 | 5:08 | 5:08 | 5:07 | 5:07 | 5:06 | 5:06 | 5:05 | 5:05 | 5:04 | 5:04 | 5:03 | 5:03 |
| Sunset (PM) | 6:45 | 6:46 | 6:47 | 6:48 | 6:49 | 6:49 | 6:50 | 6:51 | 6:52 | 6:53 | 6:53 | 6:54 | 6:55 | 6:56 | 6:56 | 6:57 | 6:58 | 6:59 | 7:00 | 7:00 | 7:01 | 7:02 | 7:02 | 7:03 | 7:04 | 7:05 | 7:05 | 7:06 | 7:07 | 7:07 | 7:08 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.3 | 5:25 | 6:45 |
| 2 | 13.4 | 5:24 | 6:46 |
| 3 | 13.4 | 5:23 | 6:47 |
| 4 | 13.4 | 5:22 | 6:48 |
| 5 | 13.5 | 5:21 | 6:49 |
| 6 | 13.5 | 5:20 | 6:49 |
| 7 | 13.5 | 5:19 | 6:50 |
| 8 | 13.6 | 5:18 | 6:51 |
| 9 | 13.6 | 5:17 | 6:52 |
| 10 | 13.6 | 5:16 | 6:53 |
| 11 | 13.6 | 5:15 | 6:53 |
| 12 | 13.7 | 5:14 | 6:54 |
| 13 | 13.7 | 5:14 | 6:55 |
| 14 | 13.7 | 5:13 | 6:56 |
| 15 | 13.7 | 5:12 | 6:56 |
| 16 | 13.8 | 5:11 | 6:57 |
| 17 | 13.8 | 5:11 | 6:58 |
| 18 | 13.8 | 5:10 | 6:59 |
| 19 | 13.8 | 5:09 | 7:00 |
| 20 | 13.9 | 5:08 | 7:00 |
| 21 | 13.9 | 5:08 | 7:01 |
| 22 | 13.9 | 5:07 | 7:02 |
| 23 | 13.9 | 5:07 | 7:02 |
| 24 | 14.0 | 5:06 | 7:03 |
| 25 | 14.0 | 5:06 | 7:04 |
| 26 | 14.0 | 5:05 | 7:05 |
| 27 | 14.0 | 5:05 | 7:05 |
| 28 | 14.0 | 5:04 | 7:06 |
| 29 | 14.0 | 5:04 | 7:07 |
| 30 | 14.1 | 5:03 | 7:07 |
| 31 | 14.1 | 5:03 | 7:08 |
Solar energy in May
Average shortwave solar energy reaching the ground each day in May, about 5.67 kWh/m² — the sunniest month for solar.
For context, solar energy here swings from a low near 2.35 kWh/m² to a high of 5.67 kWh/m² in May across the year — May's 5.67 kWh/m² sits near the top of that range.
| 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) | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.6 | 5.6 | 5.6 | 5.6 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.6 | Bright |
| 2 | 5.6 | Bright |
| 3 | 5.6 | Bright |
| 4 | 5.6 | Bright |
| 5 | 5.6 | Bright |
| 6 | 5.6 | Bright |
| 7 | 5.6 | Bright |
| 8 | 5.6 | Bright |
| 9 | 5.6 | Bright |
| 10 | 5.6 | Bright |
| 11 | 5.6 | Bright |
| 12 | 5.6 | Bright |
| 13 | 5.7 | Bright |
| 14 | 5.7 | Bright |
| 15 | 5.7 | Bright |
| 16 | 5.7 | Bright |
| 17 | 5.7 | Bright |
| 18 | 5.7 | Bright |
| 19 | 5.7 | Bright |
| 20 | 5.7 | Bright |
| 21 | 5.7 | Bright |
| 22 | 5.7 | Bright |
| 23 | 5.7 | Bright |
| 24 | 5.7 | Bright |
| 25 | 5.7 | Bright |
| 26 | 5.7 | Bright |
| 27 | 5.7 | Bright |
| 28 | 5.6 | Bright |
| 29 | 5.6 | Bright |
| 30 | 5.6 | Bright |
| 31 | 5.6 | Bright |
Hazard calendar for Imabari
In May, Imabari sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Imabari sits in the Pacific typhoon belt; the season peaks July–October.
Is May a good time to visit Imabari?
Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
May is a reasonable time to visit Imabari for sightseeing.
What to pack for Imabari in May
From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In May, Imabari sees daytime highs around 21°C and nights near 15°C. Worth packing: rain gear and sun protection. About 11 days see rain.
Sea temperature near Imabari in May
The nearest coast averages about 18°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 13 km away) is warmest in August at about 28°C and coldest in February near 13°C.
It's comfortable for a long swim from Jun 3 to Nov 14 — about 5.4 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 15 | 13 | 13 | 15 | 18 | 22 | 25 | 28 | 27 | 24 | 20 | 17 |
| Comfort | Bracing | Bracing | Bracing | Cool | Cool | Refreshing | Warm | Warm | Warm | Refreshing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 15 | Bracing |
| Feb | 13 | Bracing |
| Mar | 13 | Bracing |
| Apr | 15 | Cool |
| May | 18 | Cool |
| Jun | 22 | Refreshing |
| Jul | 25 | Warm |
| Aug | 28 | Warm |
| Sep | 27 | Warm |
| Oct | 24 | Refreshing |
| Nov | 20 | Cool |
| Dec | 17 | Cool |
UV index in Imabari in May
Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Imabari peaks around July 12 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 3 (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) | 3 | 4 | 6 | 7 | 9 | 10 | 10 | 9 | 10 | 6 | 4 | 3 |
| Level | Moderate | Moderate | High | Very high | Very high | Extreme | Extreme | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 4 | Moderate |
| Mar | 6 | High |
| Apr | 7 | Very high |
| May | 9 | Very high |
| Jun | 10 | Extreme |
| Jul | 10 | Extreme |
| Aug | 9 | Very high |
| Sep | 10 | Very high |
| Oct | 6 | High |
| Nov | 4 | Moderate |
| Dec | 3 | Moderate |
Air quality in Imabari in May
Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.
Air quality in Imabari is worst in April — around 23 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (October, 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 | 23 | 21 | 19 | 15 | 15 | 12 | 11 | 12 | 11 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 14 | Moderate |
| Feb | 17 | Moderate |
| Mar | 21 | Moderate |
| Apr | 23 | Moderate |
| May | 21 | Moderate |
| Jun | 19 | Moderate |
| Jul | 15 | Moderate |
| Aug | 15 | Moderate |
| Sep | 12 | Moderate |
| Oct | 11 | Good |
| Nov | 12 | Good |
| Dec | 11 | Good |
Where is Imabari?
Imabari sits at 34.1°N, 133.0°E, 6 m above sea level, in Japan. The nearest listed city is Hōjō, 23 km away.
Topography around Imabari
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Imabari.
Within 3 km, the terrain around Imabari has only modest variations in elevation — a maximum elevation change of 236 m around an average of 13 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,030 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,900 m.
The land around Imabari is covered by artificial surfaces (43%) and water (38%) within 3 km, water (56%) and trees (33%) within 16 km, and trees (59%) and water (32%) 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 Imabari (34.07°, 133.0002°, elevation 6 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).