리하이군
기후

| Allentown, Pennsylvania (Lehigh Valley Int'l), 1981–2010 normals, extremes 1922–present의 기후> 월 | Allentown, Pennsylvania (Lehigh Valley Int'l), 1981–2010 normals, extremes 1922–present의 기후> 1월 | Allentown, Pennsylvania (Lehigh Valley Int'l), 1981–2010 normals, extremes 1922–present의 기후> 2월 | Allentown, Pennsylvania (Lehigh Valley Int'l), 1981–2010 normals, extremes 1922–present의 기후> 3월 | Allentown, Pennsylvania (Lehigh Valley Int'l), 1981–2010 normals, extremes 1922–present의 기후> 4월 | Allentown, Pennsylvania (Lehigh Valley Int'l), 1981–2010 normals, extremes 1922–present의 기후> 5월 | Allentown, Pennsylvania (Lehigh Valley Int'l), 1981–2010 normals, extremes 1922–present의 기후> 6월 | Allentown, Pennsylvania (Lehigh Valley Int'l), 1981–2010 normals, extremes 1922–present의 기후> 7월 | Allentown, Pennsylvania (Lehigh Valley Int'l), 1981–2010 normals, extremes 1922–present의 기후> 8월 | Allentown, Pennsylvania (Lehigh Valley Int'l), 1981–2010 normals, extremes 1922–present의 기후> 9월 | Allentown, Pennsylvania (Lehigh Valley Int'l), 1981–2010 normals, extremes 1922–present의 기후> 10월 | Allentown, Pennsylvania (Lehigh Valley Int'l), 1981–2010 normals, extremes 1922–present의 기후> 11월 | Allentown, Pennsylvania (Lehigh Valley Int'l), 1981–2010 normals, extremes 1922–present의 기후> 12월 | Allentown, Pennsylvania (Lehigh Valley Int'l), 1981–2010 normals, extremes 1922–present의 기후> 연간 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 역대 최고 기온 °F (°C) | 72 (22) | 81 (27) | 87 (31) | 93 (34) | 97 (36) | 100 (38) | 105 (41) | 100 (38) | 99 (37) | 92 (33) | 81 (27) | 72 (22) | 105 (41) |
| 월평균 최고 기온 °F (°C) | 57.9 (14.4) | 59.6 (15.3) | 71.6 (22.0) | 82.5 (28.1) | 88.2 (31.2) | 91.9 (33.3) | 94.2 (34.6) | 92.5 (33.6) | 88.0 (31.1) | 79.0 (26.1) | 70.6 (21.4) | 59.7 (15.4) | 95.4 (35.2) |
| 일평균 최고 기온 °F (°C) | 36.0 (2.2) | 39.8 (4.3) | 49.4 (9.7) | 61.3 (16.3) | 71.5 (21.9) | 80.1 (26.7) | 84.2 (29.0) | 82.4 (28.0) | 74.9 (23.8) | 63.6 (17.6) | 52.5 (11.4) | 40.5 (4.7) | 61.4 (16.3) |
| 일평균 최저 기온 °F (°C) | 19.5 (−6.9) | 21.7 (−5.7) | 28.8 (−1.8) | 38.5 (3.6) | 48.3 (9.1) | 58.1 (14.5) | 62.7 (17.1) | 60.9 (16.1) | 52.9 (11.6) | 41.3 (5.2) | 32.9 (0.5) | 24.0 (−4.4) | 40.8 (4.9) |
| 월평균 최저 기온 °F (°C) | 3.0 (−16.1) | 5.7 (−14.6) | 13.1 (−10.5) | 26.0 (−3.3) | 35.5 (1.9) | 46.3 (7.9) | 52.6 (11.4) | 49.8 (9.9) | 39.2 (4.0) | 28.8 (−1.8) | 19.9 (−6.7) | 9.1 (−12.7) | 0.2 (−17.7) |
| 역대 최저 기온 °F (°C) | −15 (−26) | −12 (−24) | −5 (−21) | 12 (−11) | 28 (−2) | 39 (4) | 46 (8) | 41 (5) | 30 (−1) | 21 (−6) | 3 (−16) | −8 (−22) | −15 (−26) |
| 평균 강수량 인치 (mm) | 3.03 (77) | 2.70 (69) | 3.39 (86) | 3.56 (90) | 4.14 (105) | 4.31 (109) | 4.95 (126) | 3.69 (94) | 4.62 (117) | 3.88 (99) | 3.50 (89) | 3.58 (91) | 45.35 (1,152) |
| 평균 강설량 인치 (cm) | 10.0 (25) | 11.1 (28) | 4.9 (12) | 1.0 (2.5) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0.7 (1.8) | 5.2 (13) | 32.9 (84) |
| 평균 강수일수 (≥ 0.01 in) | 11.1 | 9.8 | 11.0 | 12.1 | 12.1 | 11.4 | 10.9 | 9.5 | 9.1 | 9.1 | 9.8 | 10.9 | 126.8 |
| 평균 강설일수 (≥ 0.1 in) | 5.6 | 4.8 | 2.5 | 0.4 | 0 | 0 | 0 | 0 | 0 | 0 | 0.6 | 3.5 | 17.4 |
| 평균 상대 습도 (%) | 69.1 | 66.7 | 62.6 | 60.9 | 65.6 | 67.9 | 68.8 | 71.9 | 74.0 | 71.8 | 70.5 | 71.4 | 68.4 |
출처: NOAA (relative humidity 1961–1990)