Iwanuma, Miyagi Climate
Japan
Pop. 44,068 Elev. 5 m / 16 ft
TZ: Asia/Tokyo (UTC+9) ·
Iwanuma sees mild summers peaking at 84°F (29°C) in August, and cold winters that bottom out around 30°F (-1°C) in February. Humidity pushes the summer feels-like temperature to 96°F (36°C), while wind chill can drive winter lows to 22°F (-6°C). Precipitation occurs on roughly 63 days per year (50.0 in / 1270 mm total), with snow on 2 days and 32 in (807 mm) of annual accumulation. The city averages 89 sunny days per year and around 22 thunderstorm days. Ocean water temperatures reach 82°F (28°C) in summer.
| Temperature | 29°C (84°F) high | -1°C (30°F) low |
| Feels like | 36°C (96°F) high | -5°C (22°F) low |
| Rain | 63 days | 1270 mm (50.0 in) /yr |
| Snow | 2 days | 807 mm (31.8 in) /yr |
| Sky | 89 sunny | 22 stormy |
| Wind | 1.5 m/s (3.3 mph) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Jun, Jul
Sky & Air by Month
Cloud cover (%)
50
Jan 47
Feb 61
Mar 66
Apr 77
May 71
Jun 66
Jul 68
Aug 65
Sep 70
Oct 44
Nov 51
Dec Humidity (%)
70
Jan 63
Feb 65
Mar 72
Apr 77
May 79
Jun 81
Jul 82
Aug 80
Sep 78
Oct 70
Nov 73
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 6 km Sendai Airport (SDJ)
Ski resort 23 km ウォータージャンプ宮城
National park 169 km 高鈴県立自然公園
Mountain peak
(1,551 m) 32 km 馬ノ神岳
Hospital 2 km 小島病院
Hiking trail 37 km Mt. Zao
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 5°C 42°F | -1°C 31°F | 29 mm 1.1 in | 211 mm8.3 in | 7 |
| February | 5°C 40°F | -1°C 30°F | 12 mm 0.5 in | 225 mm8.8 in | 14 |
| March | 10°C 50°F | 2°C 36°F | 70 mm 2.8 in | 217 mm8.6 in | 8 |
| April | 15°C 58°F | 7°C 45°F | 117 mm 4.6 in | 7 mm0.3 in | 6 |
| May | 19°C 65°F | 12°C 54°F | 206 mm 8.1 in | — | 5 |
| June | 25°C 77°F | 18°C 65°F | 91 mm 3.6 in | — | 4 |
| July | 29°C 84°F | 23°C 73°F | 93 mm 3.6 in | — | 6 |
| August | 29°C 84°F | 23°C 74°F | 186 mm 7.3 in | — | 4 |
| September | 26°C 78°F | 20°C 67°F | 177 mm 7.0 in | — | 5 |
| October | 18°C 65°F | 13°C 55°F | 217 mm 8.6 in | — | 5 |
| November | 13°C 56°F | 5°C 42°F | 12 mm 0.5 in | 7 mm0.3 in | 15 |
| December | 8°C 47°F | 1°C 34°F | 59 mm 2.3 in | 140 mm5.5 in | 10 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 7 | 0 |
| February | 14 | 0 |
| March | 8 | 0 |
| April | 6 | 0 |
| May | 5 | 1 |
| June | 4 | 2 |
| July | 6 | 5 |
| August | 4 | 6 |
| September | 5 | 3 |
| October | 5 | 5 |
| November | 15 | 0 |
| December | 10 | 0 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 13°C 56°F | 0°C 33°F |
| February | 11°C 53°F | 0°C 32°F |
| March | 10°C 50°F | 2°C 36°F |
| April | 12°C 54°F | 8°C 46°F |
| May | 17°C 62°F | 14°C 57°F |
| June | 24°C 74°F | 21°C 71°F |
| July | 27°C 81°F | 27°C 81°F |
| August | 28°C 82°F | 27°C 81°F |
| September | 28°C 82°F | 23°C 74°F |
| October | 24°C 75°F | 16°C 61°F |
| November | 19°C 65°F | 9°C 48°F |
| December | 15°C 58°F | 4°C 39°F |