Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Hammond features a humid continental climate (Dfa).Temperatures typically range between -3 °C (27 °F) and 24 °C (75 °F) through the year, but rarely can drop to -30 °C (-21 °F) or can rise to as high as 34 °C (94 °F).The average annual precipitation amounts to about 1192 mm (46.9 inches) and receives 135 rainy days on the 1 mm (0.04 inches) threshold annually.Hammond enjoys an average of 2979 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 Hammond are June, July and August, with daily mean temperatures ranging from 22 to 24 °C (71 - 75 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -3 to 1 °C (27 - 34 °F) throughout the day. On average each year, Hammond experiences 80 days above 25 °C (77.0 °F) and 100 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 16°C (60°F) | 19°C (67°F) | 25°C (76°F) | 28°C (82°F) | 33°C (91°F) | 34°C (93°F) | 34°C (93°F) | 34°C (94°F) | 33°C (92°F) | 30°C (86°F) | 24°C (75°F) | 18°C (64°F) |
Mean maximum | 11°C (52°F) | 14°C (58°F) | 20°C (68°F) | 25°C (78°F) | 30°C (86°F) | 32°C (90°F) | 32°C (91°F) | 33°C (91°F) | 31°C (89°F) | 28°C (83°F) | 18°C (64°F) | 15°C (60°F) |
Average high | 0°C (33°F) | 2°C (36°F) | 8°C (48°F) | 13°C (57°F) | 20°C (68°F) | 26°C (79°F) | 28°C (82°F) | 27°C (81°F) | 25°C (77°F) | 17°C (63°F) | 8°C (47°F) | 5°C (41°F) |
Daily mean | -3°C (27°F) | -2°C (29°F) | 4°C (39°F) | 9°C (48°F) | 16°C (60°F) | 22°C (71°F) | 24°C (75°F) | 23°C (73°F) | 20°C (68°F) | 13°C (56°F) | 5°C (40°F) | 1°C (34°F) |
Average low | -6°C (22°F) | -6°C (22°F) | 0°C (32°F) | 4°C (40°F) | 11°C (53°F) | 17°C (63°F) | 20°C (68°F) | 18°C (66°F) | 16°C (60°F) | 9°C (48°F) | 1°C (34°F) | -2°C (28°F) |
Mean minimum | -20°C (-4°F) | -19°C (-1°F) | -9°C (15°F) | -3°C (27°F) | 3°C (37°F) | 13°C (55°F) | 15°C (59°F) | 13°C (55°F) | 8°C (47°F) | 1°C (34°F) | -7°C (20°F) | -12°C (11°F) |
Minimum | -30°C (-21°F) | -30°C (-21°F) | -18°C (-0°F) | -6°C (21°F) | -2°C (29°F) | 10°C (51°F) | 13°C (57°F) | 11°C (53°F) | 5°C (42°F) | -1°C (31°F) | -11°C (12°F) | -19°C (-1°F) |
Compare temperature, precipitation, sunshine, UV index in Hammond, Indiana, United States with other places around the world.
Hammond usually has the most precipitation in May, June and October, with an average of 14 rainy days and 144 mm (5.7 inches) of precipitation per month.The driest months in Hammond are January, November and December. On average, 66 mm (2.6 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 70 (2.7) | 71 (2.8) | 99 (3.9) | 119 (4.7) | 162 (6.4) | 130 (5.1) | 103 (4.1) | 92 (3.6) | 74 (2.9) | 142 (5.6) | 68 (2.7) | 60 (2.4) |
Average precipitation days (≥ 1 mm) | 9 | 11 | 13 | 13 | 16 | 12 | 11 | 11 | 8 | 14 | 8 | 9 |
The sunniest months in Hammond are June, July and August, when the sun shines an average of 11 hours 14 minutes a day.Least sunny months in Hammond: January, February and December receive an average of 5 hours 8 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 115 | 175 | 232 | 251 | 289 | 332 | 361 | 339 | 287 | 228 | 189 | 176 |
Mean daily daylight hours | 9h 33m | 10h 37m | 11h 58m | 13h 21m | 14h 31m | 15h 6m | 14h 47m | 13h 44m | 12h 25m | 11h 2m | 9h 50m | 9h 13m |
Hammond 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, February and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly Hammond UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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UV Index (month maximum) | 3 | 4 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 6 | 4 | 2 |