Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Primghar features a humid continental climate (Dfa).Temperatures typically range between -7 °C (20 °F) and 24 °C (75 °F) through the year, but rarely can drop to -32 °C (-26 °F) or can rise to as high as 35 °C (96 °F).The average annual precipitation amounts to about 921 mm (36.3 inches) and receives 101 rainy days on the 1 mm (0.04 inches) threshold annually.Primghar enjoys an average of 3000 hours of sunshine throughout the year, and daylight varies from 9 hours 2 minutes to 15 hours 17 minutes per day.
The warmest months in Primghar are June, July and August, with daily mean temperatures ranging from 22 to 24 °C (72 - 75 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -7 to -3 °C (20 - 27 °F) throughout the day. On average each year, Primghar experiences 86 days above 25 °C (77.0 °F) and 139 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 10°C (51°F) | 19°C (67°F) | 24°C (75°F) | 28°C (83°F) | 35°C (94°F) | 34°C (94°F) | 35°C (96°F) | 35°C (96°F) | 33°C (92°F) | 30°C (87°F) | 24°C (76°F) | 19°C (66°F) |
Mean maximum | 9°C (48°F) | 12°C (53°F) | 20°C (68°F) | 26°C (79°F) | 31°C (88°F) | 32°C (90°F) | 34°C (93°F) | 32°C (90°F) | 32°C (90°F) | 28°C (83°F) | 18°C (65°F) | 12°C (54°F) |
Average high | -2°C (29°F) | -2°C (30°F) | 7°C (45°F) | 13°C (56°F) | 21°C (69°F) | 28°C (83°F) | 29°C (84°F) | 27°C (81°F) | 24°C (76°F) | 15°C (59°F) | 7°C (45°F) | 2°C (36°F) |
Daily mean | -6°C (21°F) | -7°C (20°F) | 2°C (36°F) | 7°C (46°F) | 15°C (60°F) | 23°C (73°F) | 24°C (75°F) | 22°C (72°F) | 19°C (66°F) | 9°C (49°F) | 2°C (36°F) | -3°C (27°F) |
Average low | -11°C (13°F) | -12°C (11°F) | -2°C (28°F) | 2°C (36°F) | 10°C (51°F) | 17°C (63°F) | 19°C (66°F) | 17°C (62°F) | 13°C (56°F) | 4°C (40°F) | -3°C (27°F) | -7°C (20°F) |
Mean minimum | -23°C (-9°F) | -24°C (-12°F) | -13°C (8°F) | -8°C (18°F) | 2°C (36°F) | 10°C (51°F) | 12°C (54°F) | 10°C (51°F) | 5°C (41°F) | -5°C (23°F) | -13°C (9°F) | -18°C (1°F) |
Minimum | -29°C (-21°F) | -32°C (-26°F) | -25°C (-12°F) | -14°C (8°F) | 1°C (34°F) | 7°C (46°F) | 11°C (52°F) | 9°C (48°F) | 3°C (38°F) | -10°C (14°F) | -16°C (3°F) | -24°C (-10°F) |
Compare temperature, precipitation, sunshine, UV index in Primghar, Iowa, United States with other places around the world.
Primghar usually has the most precipitation in May, June and September, with an average of 12 rainy days and 124 mm (4.9 inches) of precipitation per month.The driest months in Primghar are January, February and November. On average, 30 mm (1.2 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 27 (1.1) | 34 (1.3) | 71 (2.8) | 98 (3.8) | 141 (5.6) | 123 (4.9) | 67 (2.7) | 103 (4.0) | 106 (4.2) | 82 (3.2) | 30 (1.2) | 39 (1.5) |
Average precipitation days (≥ 1 mm) | 4 | 6 | 8 | 9 | 15 | 12 | 8 | 11 | 9 | 10 | 5 | 4 |
The sunniest months in Primghar are June, July and August, when the sun shines an average of 11 hours 14 minutes a day.Least sunny months in Primghar: January, November and December receive an average of 6 hours 0 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 145 | 206 | 219 | 244 | 264 | 341 | 363 | 327 | 259 | 218 | 204 | 202 |
Mean daily daylight hours | 9h 24m | 10h 32m | 11h 58m | 13h 25m | 14h 40m | 15h 17m | 14h 56m | 13h 50m | 12h 26m | 10h 58m | 9h 42m | 9h 2m |
Primghar experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 11, which corresponds to the Very High / Extreme category of sun exposure.January, November and December are in the 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 Primghar UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 3 | 5 | 5 | 8 | 9 | 11 | 10 | 9 | 8 | 5 | 3 | 3 |