New Castle, Indiana Climate
United States
Pop. 17,621 Elev. 325 m / 1,066 ft
TZ: America/Indiana/Indianapolis (UTC-4) ·
Summers in New Castle are mild, with July highs around 84°F (29°C), while winters are frigid with January lows of 16°F (-9°C). Humidity pushes the summer feels-like temperature to 94°F (34°C), while wind chill can drive winter lows to 6°F (-14°C). Expect around 63 rainy days annually (39.8 in / 1011 mm total), with snow on 4 days and 28 in (723 mm) of annual accumulation. The city averages 112 sunny days per year and around 41 thunderstorm days.
| Temperature | 84°F (29°C) high | 16°F (-9°C) low |
| Feels like | 94°F (34°C) high | 6°F (-14°C) low |
| Rain | 63 days | 39.8 in (1011 mm) /yr |
| Snow | 4 days | 28.5 in (723 mm) /yr |
| Sky | 112 sunny | 41 stormy |
| Wind | 3.1 mph (1.4 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: May, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
58
Jan 72
Feb 58
Mar 67
Apr 67
May 58
Jun 61
Jul 46
Aug 35
Sep 47
Oct 56
Nov 75
Dec Humidity (%)
72
Jan 70
Feb 58
Mar 62
Apr 68
May 71
Jun 76
Jul 73
Aug 62
Sep 66
Oct 70
Nov 76
Dec Weather Days by Month
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 51 mi Indianapolis International Airport (IND)
Ski resort 60 mi Perfect North Slopes
National park 34 mi Fort Harrison State Park
Mountain peak
(4,938 ft) 315 mi Gregory Bald
Hospital 1 mi Henry County Memorial Hospital
Hiking trail 16 mi ADT - Indiana (North) - G - Seg 1
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 29°F -1°C | 16°F -9°C | 0.6 in 15 mm | 10.4 in265 mm | 10 |
| February | 39°F 4°C | 24°F -4°C | 2.7 in 68 mm | 5.5 in139 mm | 4 |
| March | 58°F 15°C | 38°F 3°C | 4.2 in 106 mm | 1.1 in29 mm | 10 |
| April | 64°F 18°C | 45°F 7°C | 6.0 in 152 mm | — | 4 |
| May | 70°F 21°C | 54°F 12°C | 3.9 in 99 mm | — | 4 |
| June | 82°F 28°C | 66°F 19°C | 7.5 in 192 mm | — | 8 |
| July | 84°F 29°C | 70°F 21°C | 4.6 in 116 mm | — | 9 |
| August | 79°F 26°C | 62°F 17°C | 2.1 in 54 mm | — | 15 |
| September | 79°F 26°C | 57°F 14°C | 1.9 in 49 mm | — | 20 |
| October | 66°F 19°C | 47°F 8°C | 3.0 in 76 mm | — | 15 |
| November | 51°F 10°C | 35°F 2°C | 1.7 in 43 mm | 4.2 in108 mm | 11 |
| December | 40°F 4°C | 24°F -4°C | 1.6 in 41 mm | 7.2 in182 mm | 2 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 10 | 0 |
| February | 4 | 0 |
| March | 10 | 4 |
| April | 4 | 6 |
| May | 4 | 5 |
| June | 8 | 12 |
| July | 9 | 6 |
| August | 15 | 2 |
| September | 20 | 2 |
| October | 15 | 2 |
| November | 11 | 2 |
| December | 2 | 0 |