Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Groznjan features a oceanic climate (Cfb).Temperatures typically range between 5 °C (41 °F) and 25 °C (77 °F) through the year, but rarely can drop to -7 °C (20 °F) or can rise to as high as 34 °C (94 °F).The average annual precipitation amounts to about 1308 mm (51.5 inches) and receives 119 rainy days on the 1 mm (0.04 inches) threshold annually.Groznjan enjoys an average of 3733 hours of sunshine throughout the year, and daylight varies from 8 hours 44 minutes to 15 hours 37 minutes per day.
The warmest months in Groznjan are June, July and August, with daily mean temperatures ranging from 22 to 25 °C (72 - 77 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 7 °C (41 - 44 °F) throughout the day. On average each year, Groznjan experiences 74 days above 25 °C (77.0 °F) and 8 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 13°C (56°F) | 19°C (67°F) | 21°C (70°F) | 25°C (77°F) | 27°C (81°F) | 33°C (92°F) | 33°C (91°F) | 34°C (94°F) | 32°C (90°F) | 23°C (74°F) | 20°C (68°F) | 15°C (60°F) |
Mean maximum | 11°C (53°F) | 15°C (58°F) | 19°C (66°F) | 22°C (71°F) | 24°C (76°F) | 29°C (84°F) | 31°C (89°F) | 33°C (91°F) | 29°C (84°F) | 22°C (73°F) | 18°C (64°F) | 14°C (57°F) |
Average high | 8°C (46°F) | 10°C (50°F) | 12°C (55°F) | 16°C (61°F) | 20°C (68°F) | 26°C (79°F) | 28°C (82°F) | 29°C (84°F) | 24°C (75°F) | 18°C (65°F) | 13°C (56°F) | 9°C (49°F) |
Daily mean | 5°C (41°F) | 7°C (44°F) | 9°C (48°F) | 13°C (55°F) | 17°C (63°F) | 22°C (72°F) | 24°C (75°F) | 25°C (77°F) | 20°C (68°F) | 15°C (59°F) | 11°C (52°F) | 7°C (44°F) |
Average low | 2°C (36°F) | 4°C (39°F) | 5°C (42°F) | 9°C (49°F) | 14°C (57°F) | 19°C (66°F) | 20°C (69°F) | 21°C (70°F) | 16°C (62°F) | 12°C (54°F) | 8°C (48°F) | 4°C (40°F) |
Mean minimum | -1°C (30°F) | -1°C (30°F) | -0°C (31°F) | 4°C (39°F) | 9°C (49°F) | 14°C (57°F) | 17°C (63°F) | 16°C (61°F) | 11°C (52°F) | 8°C (47°F) | 3°C (37°F) | 0°C (32°F) |
Minimum | -7°C (20°F) | -6°C (22°F) | -7°C (20°F) | 1°C (34°F) | 7°C (46°F) | 11°C (53°F) | 16°C (61°F) | 15°C (59°F) | 9°C (49°F) | 6°C (44°F) | 1°C (34°F) | -1°C (30°F) |
Compare temperature, precipitation, sunshine, UV index in Groznjan, Istria, Croatia with other places around the world.
Groznjan usually has the most precipitation in September, November and December, with an average of 11 rainy days and 163 mm (6.4 inches) of precipitation per month.The driest months in Groznjan are January, July and August. On average, 64 mm (2.5 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 56 (2.2) | 118 (4.6) | 71 (2.8) | 103 (4.0) | 142 (5.6) | 87 (3.4) | 65 (2.6) | 70 (2.7) | 164 (6.4) | 107 (4.2) | 176 (6.9) | 150 (5.9) |
Average precipitation days (≥ 1 mm) | 7 | 10 | 8 | 10 | 17 | 8 | 8 | 7 | 10 | 10 | 12 | 12 |
The sunniest months in Groznjan are June, July and August, when the sun shines an average of 13 hours 31 minutes a day.Least sunny months in Groznjan: January, February and December receive an average of 6 hours 43 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 181 | 223 | 314 | 344 | 371 | 417 | 429 | 396 | 325 | 292 | 228 | 206 |
Mean daily daylight hours | 9h 8m | 10h 22m | 11h 56m | 13h 32m | 14h 55m | 15h 37m | 15h 15m | 14h 1m | 12h 29m | 10h 53m | 9h 28m | 8h 44m |
Groznjan experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 8 - 9, which corresponds to the Very High 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 Groznjan UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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UV Index (month maximum) | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 7 | 5 | 3 | 2 |