Iijima, Nagano Climate
Japan
Pop. 9,446 Elev. 639 m / 2,097 ft
TZ: Asia/Tokyo (UTC+9) ·
Summers in Iijima are mild, with August highs around 83°F (28°C), while winters are frigid with February lows of 15°F (-9°C). Humidity pushes the summer feels-like temperature to around 90°F (32°C). Expect around 67 rainy days annually (48.1 in / 1221 mm total), with snow on 9 days and 71 in (1795 mm) of annual accumulation. The city averages 81 sunny days per year and around 26 thunderstorm days. Ocean water temperatures reach 82°F (28°C) in summer.
| Temperature | 29°C (83°F) high | -10°C (15°F) low |
| Feels like | 32°C (90°F) high | -13°C (9°F) low |
| Rain | 67 days | 1221 mm (48.1 in) /yr |
| Snow | 9 days | 1795 mm (70.7 in) /yr |
| Sky | 81 sunny | 26 stormy |
| Wind | 0.9 m/s (2.1 mph) avg |
Looking for a place with a climate like Iijima? Explore and filter 150,000+ cities worldwide.
Explore on the MapMonthly Climate Chart
Best months to visit: Jul, Aug
Sky & Air by Month
Cloud cover (%)
52
Jan 52
Feb 68
Mar 58
Apr 79
May 73
Jun 64
Jul 68
Aug 72
Sep 76
Oct 47
Nov 52
Dec Humidity (%)
65
Jan 61
Feb 64
Mar 61
Apr 67
May 71
Jun 75
Jul 73
Aug 76
Sep 77
Oct 68
Nov 69
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 56 km Shinshu-Matsumoto Airport (MMJ)
Ski resort 10 km 駒ヶ根スキーリゾート
National park 240 km 明治の森箕面国定公園
Mountain peak
(1,542 m) 6 km 傘山
Hospital 8 km 下伊那赤十字病院
Hiking trail 10 km 空木岳登山道
Interested in Iijima?
Hotels
Flights
Real Estate
Insurance
Connectivity
Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 3°C 37°F | -6°C 21°F | 15 mm 0.6 in | 359 mm14.1 in | 12 |
| February | 1°C 35°F | -10°C 15°F | 10 mm 0.4 in | 499 mm19.6 in | 9 |
| March | 8°C 47°F | -1°C 30°F | 86 mm 3.4 in | 746 mm29.4 in | 9 |
| April | 15°C 59°F | 4°C 39°F | 88 mm 3.5 in | 37 mm1.4 in | 7 |
| May | 19°C 67°F | 9°C 49°F | 163 mm 6.4 in | — | 1 |
| June | 24°C 76°F | 15°C 59°F | 175 mm 6.9 in | — | 6 |
| July | 29°C 83°F | 18°C 65°F | 127 mm 5.0 in | — | 4 |
| August | 29°C 83°F | 19°C 65°F | 97 mm 3.8 in | — | 3 |
| September | 25°C 77°F | 16°C 61°F | 198 mm 7.8 in | — | 2 |
| October | 17°C 63°F | 10°C 50°F | 158 mm 6.2 in | — | 4 |
| November | 11°C 51°F | 0°C 32°F | 38 mm 1.5 in | 4 mm0.2 in | 15 |
| December | 6°C 42°F | -4°C 25°F | 66 mm 2.6 in | 150 mm5.9 in | 9 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 12 | 0 |
| February | 9 | 0 |
| March | 9 | 1 |
| April | 7 | 2 |
| May | 1 | 3 |
| June | 6 | 3 |
| July | 4 | 6 |
| August | 3 | 3 |
| September | 2 | 4 |
| October | 4 | 3 |
| November | 15 | 1 |
| December | 9 | 0 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 17°C 62°F | 6°C 43°F |
| February | 16°C 60°F | 5°C 40°F |
| March | 16°C 61°F | 5°C 41°F |
| April | 17°C 63°F | 8°C 46°F |
| May | 20°C 68°F | 13°C 56°F |
| June | 25°C 77°F | 21°C 69°F |
| July | 27°C 81°F | 27°C 81°F |
| August | 28°C 82°F | 28°C 83°F |
| September | 27°C 81°F | 26°C 79°F |
| October | 24°C 76°F | 21°C 70°F |
| November | 21°C 70°F | 14°C 57°F |
| December | 18°C 65°F | 9°C 49°F |