Lancaster, Pennsylvania Climate
United States
Pop. 59,339 Elev. 116 m / 381 ft
TZ: America/New_York (UTC-4) ·
Summers in Lancaster are warm, with July highs around 87°F (31°C), while winters are cold with January lows of 24°F (-4°C). Humidity pushes the summer feels-like temperature to 99°F (37°C), while wind chill can drive winter lows to 16°F (-9°C). Expect around 62 rainy days annually (36.4 in / 924 mm total), with snow on 4 days and 23 in (585 mm) of annual accumulation. The city averages 120 sunny days per year and around 34 thunderstorm days. Ocean water temperatures reach 86°F (30°C) in summer.
| Temperature | 87°F (31°C) high | 24°F (-4°C) low |
| Feels like | 99°F (37°C) high | 16°F (-9°C) low |
| Rain | 62 days | 36.4 in (924 mm) /yr |
| Snow | 4 days | 23.0 in (585 mm) /yr |
| Sky | 120 sunny | 34 stormy |
| Wind | 2.6 mph (1.2 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, Jun, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
42
Jan 64
Feb 46
Mar 69
Apr 74
May 63
Jun 61
Jul 52
Aug 59
Sep 43
Oct 56
Nov 63
Dec Humidity (%)
54
Jan 55
Feb 49
Mar 54
Apr 67
May 69
Jun 73
Jul 69
Aug 69
Sep 65
Oct 60
Nov 62
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 6 mi Lancaster Airport (LNS)
Ski resort 33 mi Roundtop Mountain Resort
National park 79 mi Greenbelt Park
Mountain peak
(5,102 ft) 308 mi Algonquin Peak
Hospital 1 mi Lancaster General Hospital
Hiking trail 1 mi Conestoga Trail System
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 36°F 2°C | 24°F -4°C | 0.5 in 11 mm | 8.2 in209 mm | 17 |
| February | 42°F 6°C | 29°F -2°C | 2.0 in 50 mm | 6.4 in162 mm | 6 |
| March | 59°F 15°C | 39°F 4°C | 2.5 in 65 mm | — | 14 |
| April | 65°F 18°C | 48°F 9°C | 3.4 in 86 mm | 0.0 in1 mm | 4 |
| May | 72°F 22°C | 56°F 14°C | 7.0 in 178 mm | — | 4 |
| June | 83°F 28°C | 66°F 19°C | 3.6 in 91 mm | — | 10 |
| July | 87°F 31°C | 72°F 22°C | 7.2 in 183 mm | — | 9 |
| August | 80°F 27°C | 63°F 17°C | 0.9 in 22 mm | — | 14 |
| September | 78°F 26°C | 61°F 16°C | 3.6 in 91 mm | — | 10 |
| October | 65°F 18°C | 48°F 9°C | 2.6 in 66 mm | — | 15 |
| November | 54°F 12°C | 39°F 4°C | 1.7 in 43 mm | 0.0 in1 mm | 10 |
| December | 39°F 4°C | 27°F -3°C | 1.5 in 39 mm | 8.3 in212 mm | 7 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 17 | 0 |
| February | 6 | 2 |
| March | 14 | 1 |
| April | 4 | 3 |
| May | 4 | 6 |
| June | 10 | 7 |
| July | 9 | 8 |
| August | 14 | 1 |
| September | 10 | 4 |
| October | 15 | 1 |
| November | 10 | 0 |
| December | 7 | 1 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 42°F 5°C | 33°F 0°C |
| February | 40°F 4°C | 32°F 0°C |
| March | 52°F 11°C | 45°F 7°C |
| April | 63°F 17°C | 54°F 12°C |
| May | 69°F 21°C | 63°F 17°C |
| June | 83°F 28°C | 74°F 23°C |
| July | 86°F 30°C | 80°F 27°C |
| August | 84°F 29°C | 73°F 23°C |
| September | 76°F 24°C | 69°F 20°C |
| October | 72°F 22°C | 56°F 14°C |
| November | 57°F 14°C | 44°F 6°C |
| December | 45°F 7°C | 32°F 0°C |