Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Sai features a humid continental climate (Dfb).Temperatures typically range between 1 °C (34 °F) and 22 °C (72 °F) through the year, but rarely can drop to -7 °C (19 °F) or can rise to as high as 27 °C (81 °F).The average annual precipitation amounts to about 1518 mm (59.8 inches) and receives 182 rainy days on the 1 mm (0.04 inches) threshold annually.Sai enjoys an average of 2899 hours of sunshine throughout the year, and daylight varies from 9 hours 13 minutes to 15 hours 6 minutes per day.
The warmest months in Sai are July, August and September, with daily mean temperatures ranging from 19 to 22 °C (67 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 1 to 3 °C (34 - 38 °F) throughout the day. On average each year, Sai experiences 3 days above 25 °C (77.0 °F) and 47 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 10°C (50°F) | 9°C (48°F) | 12°C (54°F) | 14°C (57°F) | 18°C (64°F) | 20°C (68°F) | 25°C (77°F) | 27°C (81°F) | 27°C (81°F) | 23°C (74°F) | 18°C (64°F) | 15°C (59°F) |
Mean maximum | 8°C (47°F) | 7°C (46°F) | 11°C (52°F) | 13°C (55°F) | 16°C (60°F) | 18°C (64°F) | 24°C (75°F) | 25°C (78°F) | 25°C (77°F) | 22°C (71°F) | 17°C (63°F) | 12°C (54°F) |
Average high | 2°C (37°F) | 2°C (36°F) | 6°C (43°F) | 9°C (48°F) | 12°C (55°F) | 16°C (61°F) | 20°C (68°F) | 23°C (73°F) | 22°C (71°F) | 17°C (63°F) | 11°C (52°F) | 5°C (41°F) |
Daily mean | 1°C (34°F) | 1°C (34°F) | 4°C (40°F) | 8°C (46°F) | 11°C (53°F) | 15°C (59°F) | 19°C (67°F) | 22°C (72°F) | 21°C (69°F) | 16°C (61°F) | 9°C (49°F) | 3°C (38°F) |
Average low | -1°C (31°F) | -1°C (31°F) | 3°C (38°F) | 6°C (44°F) | 10°C (51°F) | 14°C (57°F) | 19°C (66°F) | 21°C (70°F) | 20°C (68°F) | 15°C (59°F) | 8°C (46°F) | 2°C (35°F) |
Mean minimum | -6°C (21°F) | -6°C (22°F) | -1°C (30°F) | 3°C (37°F) | 7°C (45°F) | 11°C (53°F) | 16°C (60°F) | 19°C (66°F) | 16°C (61°F) | 9°C (48°F) | 2°C (35°F) | -3°C (26°F) |
Minimum | -7°C (20°F) | -7°C (19°F) | -3°C (27°F) | 2°C (35°F) | 6°C (44°F) | 10°C (50°F) | 14°C (57°F) | 17°C (63°F) | 15°C (59°F) | 8°C (46°F) | -2°C (28°F) | -5°C (24°F) |
Compare temperature, precipitation, sunshine, UV index in Sai, Aomori, Japan with other places around the world.
Sai usually has the most precipitation in August, October and December, with an average of 18 rainy days and 170 mm (6.7 inches) of precipitation per month.The driest months in Sai are March, April and May. On average, 98 mm (3.9 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 112 (4.4) | 117 (4.6) | 93 (3.7) | 98 (3.9) | 103 (4.1) | 112 (4.4) | 110 (4.3) | 187 (7.4) | 132 (5.2) | 156 (6.1) | 131 (5.1) | 167 (6.6) |
Average precipitation days (≥ 1 mm) | 18 | 19 | 15 | 13 | 11 | 11 | 11 | 14 | 12 | 15 | 17 | 26 |
The sunniest months in Sai are May, June and July, when the sun shines an average of 9 hours 27 minutes a day.Least sunny months in Sai: January, November and December receive an average of 5 hours 43 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 153 | 202 | 256 | 282 | 299 | 287 | 283 | 269 | 260 | 230 | 191 | 181 |
Mean daily daylight hours | 9h 32m | 10h 35m | 11h 56m | 13h 19m | 14h 30m | 15h 6m | 14h 48m | 13h 46m | 12h 26m | 11h 4m | 9h 51m | 9h 13m |
Sai experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / Extreme category of sun exposure.January, February and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Sai UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 2 | 3 | 5 | 8 | 9 | 10 | 10 | 11 | 8 | 6 | 3 | 2 |