Omamacho-omama, Gunma Climate
Japan
Pop. 21,286 Elev. 182 m / 597 ft
TZ: Asia/Tokyo (UTC+9) ·
Omamacho-omama sees warm summers peaking at 87°F (31°C) in August, and cold winters that bottom out around 26°F (-3°C) in February. Humidity pushes the summer feels-like temperature to around 99°F (37°C). Precipitation occurs on roughly 72 days per year (48.8 in / 1241 mm total), with snow on 4 days and 36 in (918 mm) of annual accumulation. The city averages 98 sunny days per year and around 23 thunderstorm days.
| Temperature | 30°C (87°F) high | -3°C (26°F) low |
| Feels like | 37°C (99°F) high | -7°C (20°F) low |
| Rain | 72 days | 1241 mm (48.8 in) /yr |
| Snow | 4 days | 918 mm (36.2 in) /yr |
| Sky | 98 sunny | 23 stormy |
| Wind | 0.8 m/s (1.9 mph) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, Aug, Oct
Sky & Air by Month
Cloud cover (%)
38
Jan 48
Feb 62
Mar 57
Apr 78
May 72
Jun 68
Jul 68
Aug 69
Sep 73
Oct 39
Nov 39
Dec Humidity (%)
60
Jan 54
Feb 62
Mar 63
Apr 72
May 73
Jun 79
Jul 75
Aug 76
Sep 79
Oct 65
Nov 64
Dec Weather Days by Month
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 108 km Tokyo Haneda International Airport (HND)
Ski resort 14 km 赤城山第１スキー
National park 121 km 高鈴県立自然公園
Mountain peak
(1,579 m) 13 km 長七郎山
Hospital 2 km 東郷会恵愛堂病院
Hiking trail 2 km KFT - Connection route
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 6°C 43°F | -3°C 27°F | 25 mm 1.0 in | 96 mm3.8 in | 19 |
| February | 5°C 41°F | -3°C 26°F | 7 mm 0.3 in | 134 mm5.3 in | 10 |
| March | 10°C 51°F | 1°C 34°F | 76 mm 3.0 in | 529 mm20.8 in | 10 |
| April | 16°C 62°F | 7°C 44°F | 116 mm 4.6 in | 69 mm2.7 in | 7 |
| May | 20°C 67°F | 12°C 53°F | 212 mm 8.3 in | — | 2 |
| June | 26°C 78°F | 18°C 64°F | 153 mm 6.0 in | — | 6 |
| July | 29°C 85°F | 21°C 70°F | 205 mm 8.1 in | — | 4 |
| August | 30°C 87°F | 22°C 71°F | 100 mm 3.9 in | — | 3 |
| September | 26°C 80°F | 19°C 66°F | 162 mm 6.4 in | — | 2 |
| October | 18°C 65°F | 12°C 54°F | 134 mm 5.3 in | — | 4 |
| November | 13°C 56°F | 3°C 38°F | 17 mm 0.7 in | 4 mm0.2 in | 16 |
| December | 8°C 47°F | -1°C 31°F | 34 mm 1.3 in | 86 mm3.4 in | 15 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 19 | 0 |
| February | 10 | 0 |
| March | 10 | 1 |
| April | 7 | 0 |
| May | 2 | 3 |
| June | 6 | 3 |
| July | 4 | 12 |
| August | 3 | 1 |
| September | 2 | 3 |
| October | 4 | 0 |
| November | 16 | 0 |
| December | 15 | 0 |