Oma, Japan Climate
Japan
Pop. 5,155 Elev. 10 m / 33 ft
TZ: Asia/Tokyo (UTC+9) ·
Oma has mild summers with average highs of 78°F (26°C) in August, and cool winters averaging 34°F (1°C) in February. Wind chill can push winter lows to 23°F (-5°C). Rain falls on about 74 days per year (52.3 in / 1328 mm total), with snow on 11 days and 89 in (2255 mm) of annual accumulation. The city averages 59 sunny days per year and around 40 thunderstorm days. Ocean water temperatures reach 79°F (26°C) in summer.
| Temperature | 25°C (78°F) high | 1°C (34°F) low |
| Feels like | -5°C (23°F) low | |
| Rain | 74 days | 1328 mm (52.3 in) /yr |
| Snow | 11 days | 2255 mm (88.8 in) /yr |
| Sky | 59 sunny | 40 stormy |
| Wind | 4.0 m/s (8.9 mph) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Jun, Jul, Oct
Sky & Air by Month
Cloud cover (%)
58
Jan 59
Feb 66
Mar 72
Apr 65
May 68
Jun 66
Jul 59
Aug 56
Sep 65
Oct 64
Nov 77
Dec Humidity (%)
70
Jan 67
Feb 68
Mar 82
Apr 87
May 92
Jun 91
Jul 84
Aug 72
Sep 66
Oct 67
Nov 70
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 27 km Hakodate Airport (HKD)
Ski resort 51 km 函館七飯スノーパーク
National park 55 km 大沼国定公園
Mountain peak
(1,548 m) 95 km 赤倉岳
Hospital 2 km 大間病院
Hiking trail 113 km
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 4°C 39°F | 2°C 35°F | 91 mm 3.6 in | 448 mm17.6 in | 3 |
| February | 4°C 39°F | 1°C 34°F | 45 mm 1.8 in | 870 mm34.3 in | 6 |
| March | 6°C 42°F | 3°C 38°F | 74 mm 2.9 in | 444 mm17.5 in | 5 |
| April | 9°C 48°F | 7°C 45°F | 125 mm 4.9 in | — | 3 |
| May | 12°C 54°F | 10°C 51°F | 81 mm 3.2 in | — | 6 |
| June | 17°C 62°F | 15°C 58°F | 77 mm 3.0 in | — | 5 |
| July | 23°C 73°F | 21°C 70°F | 67 mm 2.6 in | — | 4 |
| August | 25°C 78°F | 24°C 74°F | 178 mm 7.0 in | — | 7 |
| September | 23°C 74°F | 21°C 71°F | 190 mm 7.5 in | — | 10 |
| October | 16°C 62°F | 14°C 57°F | 135 mm 5.3 in | — | 6 |
| November | 11°C 52°F | 8°C 46°F | 133 mm 5.2 in | 2 mm0.1 in | 3 |
| December | 6°C 44°F | 2°C 36°F | 134 mm 5.3 in | 490 mm19.3 in | 1 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 3 | 7 |
| February | 6 | 6 |
| March | 5 | 2 |
| April | 3 | 2 |
| May | 6 | 1 |
| June | 5 | 1 |
| July | 4 | 0 |
| August | 7 | 4 |
| September | 10 | 4 |
| October | 6 | 3 |
| November | 3 | 5 |
| December | 1 | 5 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 11°C 52°F | 2°C 36°F |
| February | 10°C 50°F | 2°C 35°F |
| March | 8°C 47°F | 2°C 36°F |
| April | 10°C 49°F | 5°C 41°F |
| May | 12°C 53°F | 9°C 49°F |
| June | 18°C 64°F | 16°C 61°F |
| July | 24°C 75°F | 23°C 73°F |
| August | 26°C 79°F | 25°C 78°F |
| September | 26°C 78°F | 22°C 71°F |
| October | 23°C 73°F | 16°C 60°F |
| November | 17°C 62°F | 9°C 48°F |
| December | 14°C 58°F | 4°C 39°F |