Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Brownsburg features a humid subtropical climate (Cfa).Temperatures typically range between -1 °C (30 °F) and 25 °C (77 °F) through the year, but rarely can drop to -28 °C (-18 °F) or can rise to as high as 34 °C (94 °F).The average annual precipitation amounts to about 1209 mm (47.6 inches) and receives 131 rainy days on the 1 mm (0.04 inches) threshold annually.Brownsburg enjoys an average of 2879 hours of sunshine throughout the year, and daylight varies from 9 hours 22 minutes to 14 hours 56 minutes per day.
The warmest months in Brownsburg are June, July and August, with daily mean temperatures ranging from 23 to 25 °C (74 - 77 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 2 °C (30 - 36 °F) throughout the day. On average each year, Brownsburg experiences 103 days above 25 °C (77.0 °F) and 91 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 18°C (64°F) | 23°C (74°F) | 23°C (74°F) | 28°C (83°F) | 33°C (92°F) | 34°C (94°F) | 34°C (93°F) | 34°C (94°F) | 33°C (92°F) | 32°C (91°F) | 26°C (79°F) | 18°C (64°F) |
Mean maximum | 15°C (58°F) | 18°C (64°F) | 20°C (69°F) | 27°C (80°F) | 31°C (87°F) | 33°C (92°F) | 33°C (92°F) | 32°C (91°F) | 32°C (90°F) | 29°C (85°F) | 20°C (68°F) | 16°C (62°F) |
Average high | 3°C (37°F) | 5°C (42°F) | 11°C (52°F) | 16°C (62°F) | 23°C (73°F) | 28°C (82°F) | 29°C (85°F) | 28°C (83°F) | 26°C (80°F) | 19°C (67°F) | 10°C (50°F) | 7°C (44°F) |
Daily mean | -1°C (30°F) | 1°C (34°F) | 6°C (43°F) | 11°C (52°F) | 18°C (65°F) | 23°C (74°F) | 25°C (77°F) | 23°C (74°F) | 21°C (70°F) | 14°C (58°F) | 5°C (42°F) | 2°C (36°F) |
Average low | -5°C (24°F) | -3°C (26°F) | 1°C (35°F) | 6°C (43°F) | 13°C (56°F) | 18°C (65°F) | 20°C (69°F) | 19°C (66°F) | 16°C (61°F) | 9°C (49°F) | 1°C (34°F) | -2°C (29°F) |
Mean minimum | -19°C (-2°F) | -17°C (2°F) | -9°C (16°F) | -3°C (26°F) | 3°C (38°F) | 13°C (55°F) | 15°C (58°F) | 13°C (55°F) | 8°C (47°F) | 0°C (32°F) | -8°C (18°F) | -14°C (8°F) |
Minimum | -28°C (-18°F) | -20°C (-4°F) | -16°C (3°F) | -6°C (21°F) | -2°C (29°F) | 10°C (49°F) | 13°C (56°F) | 12°C (53°F) | 6°C (42°F) | -2°C (29°F) | -17°C (2°F) | -20°C (-3°F) |
Compare temperature, precipitation, sunshine, UV index in Brownsburg, Indiana, United States with other places around the world.
Brownsburg usually has the most precipitation in March, May and June, with an average of 13 rainy days and 125 mm (4.9 inches) of precipitation per month.The driest months in Brownsburg are January, September and December. On average, 79 mm (3.1 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) | 91 (3.6) | 124 (4.9) | 96 (3.8) | 137 (5.4) | 114 (4.5) | 108 (4.2) | 105 (4.1) | 74 (2.9) | 108 (4.2) | 89 (3.5) | 81 (3.2) |
Average precipitation days (≥ 1 mm) | 8 | 12 | 13 | 11 | 15 | 12 | 12 | 12 | 6 | 11 | 9 | 10 |
The sunniest months in Brownsburg are June, July and August, when the sun shines an average of 10 hours 48 minutes a day.Least sunny months in Brownsburg: January, February and December receive an average of 4 hours 56 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 116 | 156 | 213 | 237 | 274 | 326 | 343 | 324 | 285 | 234 | 189 | 175 |
Mean daily daylight hours | 9h 41m | 10h 42m | 11h 58m | 13h 17m | 14h 23m | 14h 56m | 14h 38m | 13h 39m | 12h 23m | 11h 5m | 9h 57m | 9h 22m |
Brownsburg experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 10 - 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 4. For more detailed information, check out our hourly Brownsburg UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 3 | 5 | 7 | 9 | 10 | 11 | 10 | 9 | 8 | 6 | 4 | 3 |