Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Plummer features a warm-summer Mediterranean climate (Csb).Temperatures typically range between 0 °C (32 °F) and 23 °C (73 °F) through the year, but rarely can drop to -20 °C (-3 °F) or can rise to as high as 43 °C (109 °F).The average annual precipitation amounts to about 721 mm (28.4 inches) and receives 118 rainy days on the 1 mm (0.04 inches) threshold annually.Plummer enjoys an average of 3015 hours of sunshine throughout the year, and daylight varies from 8 hours 31 minutes to 15 hours 51 minutes per day.
The warmest months in Plummer are June, July and August, with daily mean temperatures ranging from 18 to 23 °C (64 - 73 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 0 to 0 °C (32 - 33 °F) throughout the day. On average each year, Plummer experiences 65 days above 25 °C (77.0 °F) and 89 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 11°C (53°F) | 15°C (60°F) | 19°C (67°F) | 28°C (83°F) | 31°C (88°F) | 43°C (109°F) | 40°C (104°F) | 39°C (103°F) | 35°C (95°F) | 27°C (82°F) | 16°C (62°F) | 17°C (62°F) |
Mean maximum | 8°C (47°F) | 11°C (52°F) | 16°C (61°F) | 22°C (72°F) | 28°C (82°F) | 31°C (88°F) | 36°C (98°F) | 37°C (100°F) | 32°C (90°F) | 22°C (72°F) | 15°C (58°F) | 11°C (52°F) |
Average high | 3°C (37°F) | 3°C (38°F) | 9°C (48°F) | 13°C (56°F) | 19°C (66°F) | 23°C (74°F) | 29°C (85°F) | 29°C (84°F) | 23°C (73°F) | 14°C (57°F) | 7°C (45°F) | 3°C (37°F) |
Daily mean | 0°C (33°F) | -0°C (32°F) | 4°C (40°F) | 8°C (47°F) | 13°C (56°F) | 18°C (64°F) | 23°C (73°F) | 22°C (72°F) | 16°C (62°F) | 9°C (48°F) | 4°C (39°F) | 0°C (33°F) |
Average low | -2°C (28°F) | -4°C (25°F) | 0°C (32°F) | 3°C (38°F) | 8°C (47°F) | 12°C (53°F) | 15°C (59°F) | 15°C (59°F) | 11°C (51°F) | 4°C (40°F) | 1°C (34°F) | -2°C (29°F) |
Mean minimum | -11°C (12°F) | -15°C (6°F) | -8°C (19°F) | -3°C (27°F) | 2°C (36°F) | 6°C (44°F) | 10°C (50°F) | 9°C (49°F) | 4°C (40°F) | -4°C (24°F) | -6°C (22°F) | -10°C (14°F) |
Minimum | -19°C (-2°F) | -20°C (-3°F) | -15°C (6°F) | -6°C (22°F) | -0°C (32°F) | 5°C (42°F) | 9°C (48°F) | 7°C (45°F) | 1°C (35°F) | -11°C (12°F) | -8°C (17°F) | -16°C (4°F) |
Compare temperature, precipitation, sunshine, UV index in Plummer, Idaho, United States with other places around the world.
Plummer usually has the most precipitation in February, November and December, with an average of 16 rainy days and 96 mm (3.8 inches) of precipitation per month.The driest months in Plummer are June, July and August. On average, 15 mm (0.6 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 82 (3.2) | 96 (3.8) | 72 (2.8) | 67 (2.7) | 62 (2.4) | 30 (1.2) | 5 (0.2) | 11 (0.4) | 33 (1.3) | 71 (2.8) | 100 (3.9) | 92 (3.6) |
Average precipitation days (≥ 1 mm) | 14 | 17 | 13 | 12 | 8 | 5 | 0 | 3 | 5 | 10 | 15 | 16 |
The sunniest months in Plummer are June, July and August, when the sun shines an average of 12 hours 16 minutes a day.Least sunny months in Plummer: January, February and December receive an average of 3 hours 57 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 100 | 144 | 225 | 277 | 339 | 360 | 412 | 356 | 288 | 235 | 160 | 115 |
Mean daily daylight hours | 8h 57m | 10h 17m | 11h 57m | 13h 39m | 15h 7m | 15h 51m | 15h 27m | 14h 8m | 12h 29m | 10h 47m | 9h 17m | 8h 31m |
Plummer experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure.January, November 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 Plummer UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 2 | 4 | 5 | 7 | 8 | 9 | 10 | 9 | 7 | 5 | 3 | 2 |