Clay, Pennsylvania Climate
United States
Pop. 1,559 Elev. 109 m / 358 ft
TZ: America/New_York (UTC-4) ·
Clay has warm summers with average highs of 87°F (31°C) in July, and frigid winters averaging 23°F (-5°C) in January. Humidity pushes the summer feels-like temperature to 100°F (38°C), while wind chill can drive winter lows to 15°F (-9°C). Rain falls on about 57 days per year (35.5 in / 902 mm total), with snow on 6 days and 26 in (655 mm) of annual accumulation. The city averages 115 sunny days per year and around 36 thunderstorm days. Nearby lake water reaches 80°F (27°C) in summer.
| Temperature | 87°F (31°C) high | 23°F (-5°C) low |
| Feels like | 100°F (38°C) high | 15°F (-9°C) low |
| Rain | 57 days | 35.5 in (902 mm) /yr |
| Snow | 6 days | 25.8 in (655 mm) /yr |
| Sky | 115 sunny | 36 stormy |
| Wind | 2.6 mph (1.1 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
43
Jan 66
Feb 47
Mar 69
Apr 74
May 63
Jun 61
Jul 49
Aug 60
Sep 42
Oct 57
Nov 63
Dec Humidity (%)
54
Jan 56
Feb 49
Mar 53
Apr 67
May 69
Jun 72
Jul 65
Aug 64
Sep 64
Oct 59
Nov 62
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 7 mi Lancaster Airport (LNS)
Ski resort 37 mi Bear Creek Mountain Resort Ski Slopes
National park 92 mi Greenbelt Park
Mountain peak
(5,102 ft) 295 mi Algonquin Peak
Hospital 4 mi WellSpan Ephrata Community Hospital
Hiking trail 7 mi Horse-Shoe Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 35°F 2°C | 23°F -5°C | 0.5 in 11 mm | 7.3 in185 mm | 17 |
| February | 41°F 5°C | 28°F -2°C | 2.0 in 51 mm | 8.5 in216 mm | 6 |
| March | 59°F 15°C | 38°F 3°C | 2.3 in 58 mm | 0.0 in1 mm | 14 |
| April | 65°F 18°C | 47°F 8°C | 3.8 in 97 mm | — | 4 |
| May | 72°F 22°C | 55°F 13°C | 6.8 in 174 mm | — | 3 |
| June | 83°F 28°C | 65°F 18°C | 4.2 in 107 mm | — | 10 |
| July | 87°F 31°C | 71°F 22°C | 5.8 in 148 mm | — | 8 |
| August | 81°F 27°C | 62°F 17°C | 0.9 in 22 mm | — | 14 |
| September | 79°F 26°C | 60°F 16°C | 3.0 in 77 mm | — | 9 |
| October | 66°F 19°C | 47°F 8°C | 2.8 in 70 mm | — | 16 |
| November | 53°F 12°C | 38°F 4°C | 1.6 in 42 mm | 0.2 in5 mm | 8 |
| December | 38°F 4°C | 26°F -3°C | 1.8 in 46 mm | 9.8 in248 mm | 6 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 17 | 0 |
| February | 6 | 1 |
| March | 14 | 2 |
| April | 4 | 4 |
| May | 3 | 7 |
| June | 10 | 8 |
| July | 8 | 8 |
| August | 14 | 0 |
| September | 9 | 4 |
| October | 16 | 1 |
| November | 8 | 0 |
| December | 6 | 1 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 33°F 0°C |
| February | 32°F 0°C |
| March | 45°F 7°C |
| April | 54°F 12°C |
| May | 63°F 17°C |
| June | 74°F 23°C |
| July | 80°F 27°C |
| August | 73°F 23°C |
| September | 69°F 20°C |
| October | 56°F 14°C |
| November | 44°F 6°C |
| December | 32°F 0°C |