Tomakomai weather in July
In July, Tomakomai sees average daytime highs of 20°C and overnight lows near 16°C, with 138 mm of rain across 13.7 wet days and about 14.8 hours of daylight. It is the 2nd-warmest and 3rd-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 14% of the time in July, and the air most often feels humid.
Daylight stretches from about 15 h 06 min at the start of July to 14 h 24 min by month's end. Set against the rest of the year, July is Tomakomai's 12th-clearest and 11th-windiest month. For the whole year in context, see Tomakomai's year-round climate.
- Daytime high
- 20°
- 2nd warmest
- Overnight low
- 16°
- 11th coldest
- Rainfall
- 138 mm
- 13.7 wet days
- Daylight
- 14 h 48 min
- 4:14 AM – 7:04 PM
- Cloud cover
- 74%
- 12th clearest
- Wind
- 9 km/h
- 11th windiest
- Solar energy
- 4.73 kWh/m²
- Travel score
- 5.6
- out of 10
Temperature in July
Highs climb over the month, from about 19°C in the first days to 22°C by the end.
A typical July day in Tomakomai reaches about 20°C in the afternoon and slips back to 16°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 23°C. Set against its neighbours, July runs about 4°C warmer than June and about 2°C cooler than August.
| 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) | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 |
| Avg low (°C) | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 18 | 14 |
| 2 | 19 | 14 |
| 3 | 19 | 14 |
| 4 | 19 | 14 |
| 5 | 19 | 15 |
| 6 | 19 | 15 |
| 7 | 19 | 15 |
| 8 | 19 | 15 |
| 9 | 19 | 15 |
| 10 | 20 | 15 |
| 11 | 20 | 15 |
| 12 | 20 | 16 |
| 13 | 20 | 16 |
| 14 | 20 | 16 |
| 15 | 20 | 16 |
| 16 | 20 | 16 |
| 17 | 20 | 16 |
| 18 | 21 | 16 |
| 19 | 21 | 16 |
| 20 | 21 | 17 |
| 21 | 21 | 17 |
| 22 | 21 | 17 |
| 23 | 21 | 17 |
| 24 | 21 | 17 |
| 25 | 21 | 17 |
| 26 | 22 | 17 |
| 27 | 22 | 18 |
| 28 | 22 | 18 |
| 29 | 22 | 18 |
| 30 | 22 | 18 |
| 31 | 22 | 18 |
How July really feels in Tomakomai
Once humidity and wind are folded in, July 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.
July sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Tomakomai weather by month
How July compares with the rest of the year at a glance. July is the 2nd-warmest and 3rd-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | -2° / -7° | 44 | 7.1 | 8.8 | 9.2 | 0.0 |
| Feb | -1° / -7° | 43 | 7.3 | 9 | 10.3 | 0.0 |
| Mar | 2° / -4° | 63 | 10.3 | 9.3 | 11.6 | 0.0 |
| Apr | 7° / 2° | 78 | 11.5 | 3.2 | 13.1 | 1.1 |
| May | 13° / 7° | 109 | 11.8 | 0.1 | 14.4 | 3.2 |
| Jun | 16° / 12° | 100 | 11.3 | 0 | 15.1 | 4.8 |
| Jul | 20° / 16° | 138 | 13.7 | 0 | 14.8 | 5.6 |
| Aug | 22° / 18° | 197 | 14.5 | 0 | 13.7 | 5.8 |
| Sep | 20° / 15° | 177 | 15 | 0 | 12.3 | 5.4 |
| Oct | 14° / 8° | 110 | 11.8 | 0.2 | 10.8 | 4.0 |
| Nov | 7° / 2° | 78 | 10.8 | 3 | 9.6 | 0.9 |
| Dec | 1° / -4° | 63 | 8.7 | 8.6 | 8.9 | 0.0 |
Cloud cover in July
The sky is clear or mostly clear about 14% of the time in July, the cloudiest month of the year.
Beyond those clear spells, partly cloudy skies cover about 15% of July, with mostly cloudy or overcast conditions the remaining 72%.
| 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 (%) | 33 | 32 | 31 | 31 | 30 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 26 | 27 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 30 | 30 |
| Cloudier (%) | 67 | 68 | 69 | 69 | 70 | 71 | 71 | 72 | 72 | 72 | 72 | 72 | 72 | 74 | 73 | 73 | 73 | 72 | 73 | 73 | 73 | 73 | 74 | 73 | 73 | 73 | 72 | 72 | 72 | 70 | 70 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 33 | 67 |
| 2 | 32 | 68 |
| 3 | 31 | 69 |
| 4 | 31 | 69 |
| 5 | 30 | 70 |
| 6 | 29 | 71 |
| 7 | 29 | 71 |
| 8 | 28 | 72 |
| 9 | 28 | 72 |
| 10 | 28 | 72 |
| 11 | 28 | 72 |
| 12 | 28 | 72 |
| 13 | 28 | 72 |
| 14 | 26 | 74 |
| 15 | 27 | 73 |
| 16 | 27 | 73 |
| 17 | 27 | 73 |
| 18 | 28 | 72 |
| 19 | 27 | 73 |
| 20 | 27 | 73 |
| 21 | 27 | 73 |
| 22 | 27 | 73 |
| 23 | 26 | 74 |
| 24 | 27 | 73 |
| 25 | 27 | 73 |
| 26 | 27 | 73 |
| 27 | 28 | 72 |
| 28 | 28 | 72 |
| 29 | 28 | 72 |
| 30 | 30 | 70 |
| 31 | 30 | 70 |
Chance of precipitation in July
Tomakomai gets around 138 mm of rain over 13.7 wet days in July. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 43% and peaks near 46% on the wettest days. The odds climb toward the end of the month.
| 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 (%) | 38 | 38 | 39 | 40 | 40 | 41 | 41 | 42 | 42 | 42 | 43 | 43 | 43 | 43 | 44 | 44 | 44 | 45 | 45 | 45 | 45 | 45 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 46 |
| Rain chance (%) | |
|---|---|
| 1 | 38 |
| 2 | 38 |
| 3 | 39 |
| 4 | 40 |
| 5 | 40 |
| 6 | 41 |
| 7 | 41 |
| 8 | 42 |
| 9 | 42 |
| 10 | 42 |
| 11 | 43 |
| 12 | 43 |
| 13 | 43 |
| 14 | 43 |
| 15 | 44 |
| 16 | 44 |
| 17 | 44 |
| 18 | 45 |
| 19 | 45 |
| 20 | 45 |
| 21 | 45 |
| 22 | 45 |
| 23 | 46 |
| 24 | 46 |
| 25 | 46 |
| 26 | 46 |
| 27 | 46 |
| 28 | 46 |
| 29 | 46 |
| 30 | 46 |
| 31 | 46 |
Humidity in July
Most of July feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, July lands in the humid band about 38% of days. Sticky, muggy-or-worse air turns up on roughly 18% of them.
| 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 (%) | 31 | 29 | 27 | 25 | 23 | 21 | 20 | 18 | 17 | 16 | 14 | 13 | 12 | 11 | 10 | 10 | 9 | 8 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 3 | 3 |
| Comfortable (%) | 47 | 47 | 46 | 46 | 45 | 45 | 44 | 43 | 41 | 40 | 39 | 38 | 37 | 36 | 34 | 33 | 32 | 30 | 29 | 27 | 26 | 25 | 23 | 22 | 21 | 20 | 19 | 18 | 18 | 17 | 16 |
| Humid (%) | 20 | 22 | 24 | 26 | 28 | 30 | 32 | 34 | 36 | 38 | 39 | 41 | 42 | 43 | 44 | 45 | 45 | 46 | 46 | 46 | 45 | 45 | 44 | 43 | 42 | 40 | 39 | 38 | 36 | 35 | 34 |
| Muggy (%) | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 6 | 7 | 7 | 8 | 9 | 10 | 11 | 13 | 14 | 16 | 18 | 20 | 22 | 24 | 26 | 29 | 31 | 33 | 35 | 37 | 38 | 40 | 41 |
| Oppressive (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 2 | 2 | 3 | 3 | 4 | 5 | 6 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 31 | 47 | 20 | 1 | 0 |
| 2 | 29 | 47 | 22 | 2 | 0 |
| 3 | 27 | 46 | 24 | 2 | 0 |
| 4 | 25 | 46 | 26 | 3 | 0 |
| 5 | 23 | 45 | 28 | 3 | 0 |
| 6 | 21 | 45 | 30 | 4 | 0 |
| 7 | 20 | 44 | 32 | 4 | 0 |
| 8 | 18 | 43 | 34 | 5 | 0 |
| 9 | 17 | 41 | 36 | 6 | 0 |
| 10 | 16 | 40 | 38 | 7 | 0 |
| 11 | 14 | 39 | 39 | 7 | 0 |
| 12 | 13 | 38 | 41 | 8 | 0 |
| 13 | 12 | 37 | 42 | 9 | 0 |
| 14 | 11 | 36 | 43 | 10 | 0 |
| 15 | 10 | 34 | 44 | 11 | 0 |
| 16 | 10 | 33 | 45 | 13 | 0 |
| 17 | 9 | 32 | 45 | 14 | 0 |
| 18 | 8 | 30 | 46 | 16 | 0 |
| 19 | 7 | 29 | 46 | 18 | 0 |
| 20 | 7 | 27 | 46 | 20 | 0 |
| 21 | 6 | 26 | 45 | 22 | 0 |
| 22 | 6 | 25 | 45 | 24 | 1 |
| 23 | 5 | 23 | 44 | 26 | 1 |
| 24 | 5 | 22 | 43 | 29 | 1 |
| 25 | 5 | 21 | 42 | 31 | 2 |
| 26 | 4 | 20 | 40 | 33 | 2 |
| 27 | 4 | 19 | 39 | 35 | 3 |
| 28 | 4 | 18 | 38 | 37 | 3 |
| 29 | 4 | 18 | 36 | 38 | 4 |
| 30 | 3 | 17 | 35 | 40 | 5 |
| 31 | 3 | 16 | 34 | 41 | 6 |
Wind in July
Winds average 9 km/h in July.
Across July, daily wind ranges from about 9 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 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| 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 | 9 | calm |
| 16 | 9 | calm |
| 17 | 9 | calm |
| 18 | 9 | calm |
| 19 | 9 | calm |
| 20 | 9 | calm |
| 21 | 9 | calm |
| 22 | 9 | calm |
| 23 | 9 | calm |
| 24 | 9 | calm |
| 25 | 9 | calm |
| 26 | 9 | calm |
| 27 | 9 | calm |
| 28 | 9 | calm |
| 29 | 9 | calm |
| 30 | 9 | calm |
| 31 | 9 | calm |
Sunrise & sunset in July
Daylight runs from about 15 h 06 min at the start of July to 14 h 24 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 42 minutes over July. Sunrise moves from 4:04 AM to 4:28 AM, and sunset from 7:10 PM to 6:51 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) | 15.1 | 15.1 | 15.1 | 15.1 | 15.1 | 15.0 | 15.0 | 15.0 | 15.0 | 15.0 | 15.0 | 14.9 | 14.9 | 14.9 | 14.9 | 14.8 | 14.8 | 14.8 | 14.8 | 14.7 | 14.7 | 14.7 | 14.7 | 14.6 | 14.6 | 14.6 | 14.5 | 14.5 | 14.5 | 14.4 | 14.4 |
| Sunrise (AM) | 4:04 | 4:04 | 4:05 | 4:06 | 4:06 | 4:07 | 4:07 | 4:08 | 4:09 | 4:09 | 4:10 | 4:11 | 4:12 | 4:12 | 4:13 | 4:14 | 4:15 | 4:16 | 4:16 | 4:17 | 4:18 | 4:19 | 4:20 | 4:21 | 4:22 | 4:23 | 4:24 | 4:25 | 4:26 | 4:27 | 4:28 |
| Sunset (PM) | 7:10 | 7:10 | 7:10 | 7:09 | 7:09 | 7:09 | 7:09 | 7:08 | 7:08 | 7:08 | 7:07 | 7:07 | 7:06 | 7:06 | 7:05 | 7:04 | 7:04 | 7:03 | 7:02 | 7:02 | 7:01 | 7:00 | 6:59 | 6:58 | 6:57 | 6:57 | 6:56 | 6:55 | 6:54 | 6:52 | 6:51 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 15.1 | 4:04 | 7:10 |
| 2 | 15.1 | 4:04 | 7:10 |
| 3 | 15.1 | 4:05 | 7:10 |
| 4 | 15.1 | 4:06 | 7:09 |
| 5 | 15.1 | 4:06 | 7:09 |
| 6 | 15.0 | 4:07 | 7:09 |
| 7 | 15.0 | 4:07 | 7:09 |
| 8 | 15.0 | 4:08 | 7:08 |
| 9 | 15.0 | 4:09 | 7:08 |
| 10 | 15.0 | 4:09 | 7:08 |
| 11 | 15.0 | 4:10 | 7:07 |
| 12 | 14.9 | 4:11 | 7:07 |
| 13 | 14.9 | 4:12 | 7:06 |
| 14 | 14.9 | 4:12 | 7:06 |
| 15 | 14.9 | 4:13 | 7:05 |
| 16 | 14.8 | 4:14 | 7:04 |
| 17 | 14.8 | 4:15 | 7:04 |
| 18 | 14.8 | 4:16 | 7:03 |
| 19 | 14.8 | 4:16 | 7:02 |
| 20 | 14.7 | 4:17 | 7:02 |
| 21 | 14.7 | 4:18 | 7:01 |
| 22 | 14.7 | 4:19 | 7:00 |
| 23 | 14.7 | 4:20 | 6:59 |
| 24 | 14.6 | 4:21 | 6:58 |
| 25 | 14.6 | 4:22 | 6:57 |
| 26 | 14.6 | 4:23 | 6:57 |
| 27 | 14.5 | 4:24 | 6:56 |
| 28 | 14.5 | 4:25 | 6:55 |
| 29 | 14.5 | 4:26 | 6:54 |
| 30 | 14.4 | 4:27 | 6:52 |
| 31 | 14.4 | 4:28 | 6:51 |
Solar energy in July
Average shortwave solar energy reaching the ground each day in July, about 4.73 kWh/m².
For context, solar energy here swings from a low near 1.67 kWh/m² to a high of 5.41 kWh/m² in May across the year — July's 4.73 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) | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 4.9 | 4.9 | 4.9 | 4.9 | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 |
| 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 | 5.0 | Bright |
| 2 | 5.0 | Bright |
| 3 | 5.0 | Bright |
| 4 | 5.0 | Bright |
| 5 | 5.0 | Bright |
| 6 | 4.9 | Bright |
| 7 | 4.9 | Bright |
| 8 | 4.9 | Bright |
| 9 | 4.9 | Bright |
| 10 | 4.8 | Bright |
| 11 | 4.8 | Bright |
| 12 | 4.8 | Bright |
| 13 | 4.8 | Bright |
| 14 | 4.8 | Bright |
| 15 | 4.8 | Bright |
| 16 | 4.7 | Bright |
| 17 | 4.7 | Bright |
| 18 | 4.7 | Bright |
| 19 | 4.7 | Bright |
| 20 | 4.7 | Bright |
| 21 | 4.7 | Bright |
| 22 | 4.7 | Bright |
| 23 | 4.7 | Bright |
| 24 | 4.6 | Bright |
| 25 | 4.6 | Bright |
| 26 | 4.6 | Bright |
| 27 | 4.6 | Bright |
| 28 | 4.6 | Bright |
| 29 | 4.6 | Bright |
| 30 | 4.6 | Bright |
| 31 | 4.6 | Bright |
Hazard calendar for Tomakomai
In July, Tomakomai sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.
Tomakomai sits in the Pacific typhoon belt; the season peaks July–October.
Tomakomai's rainy season runs May–October, when most of the year's rain falls.
Is July a good time to visit Tomakomai?
Our two travel scores rate July for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
July is a reasonable time to visit Tomakomai for sightseeing.
What to pack for Tomakomai in July
From July's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In July, Tomakomai sees daytime highs around 20°C and nights near 16°C. Worth packing: rain gear and sun protection. About 14 days see rain.
Sea temperature near Tomakomai in July
The nearest coast averages about 17°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 20°C and coldest in March near 3°C.
The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 6 | 4 | 3 | 5 | 8 | 13 | 17 | 20 | 20 | 16 | 13 | 10 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Cool | Cool | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 6 | Bracing |
| Feb | 4 | Bracing |
| Mar | 3 | Bracing |
| Apr | 5 | Bracing |
| May | 8 | Bracing |
| Jun | 13 | Bracing |
| Jul | 17 | Cool |
| Aug | 20 | Refreshing |
| Sep | 20 | Cool |
| Oct | 16 | Cool |
| Nov | 13 | Bracing |
| Dec | 10 | Bracing |
UV index in Tomakomai in July
Clear-sky midday UV in July 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 Tomakomai peaks around August 18 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 19 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 3 | 6 | 7 | 6 | 5 | 8 | 6 | 4 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | Very high | High | Moderate | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Moderate |
| Mar | 3 | Moderate |
| Apr | 6 | High |
| May | 7 | Very high |
| Jun | 6 | High |
| Jul | 5 | Moderate |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 4 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Air quality in Tomakomai in July
Average fine-particle pollution (PM2.5) through the year — so you can see where July falls, not just the annual average.
Air quality in Tomakomai is worst in April — around 19 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (December, 8 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) | 10 | 14 | 19 | 19 | 18 | 13 | 12 | 10 | 9 | 11 | 9 | 8 |
| Level | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 10 | Good |
| Feb | 14 | Moderate |
| Mar | 19 | Moderate |
| Apr | 19 | Moderate |
| May | 18 | Moderate |
| Jun | 13 | Moderate |
| Jul | 12 | Good |
| Aug | 10 | Good |
| Sep | 9 | Good |
| Oct | 11 | Good |
| Nov | 9 | Good |
| Dec | 8 | Good |
Where is Tomakomai?
Tomakomai sits at 42.6°N, 141.6°E, 7 m above sea level, in Japan. The nearest listed city is Chitose, 21 km away.
Topography around Tomakomai
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Tomakomai.
Within 3 km, the terrain around Tomakomai has only modest variations in elevation — a maximum elevation change of 58 m around an average of 9 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 439 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,859 m.
The land around Tomakomai is covered by artificial surfaces (47%) and water (31%) within 3 km, water (42%) and trees (41%) within 16 km, and trees (51%) and water (33%) 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 Tomakomai (42.6369°, 141.6033°, elevation 7 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).