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Weather & Climate
Adams County, Pennsylvania, United States
Overview
Climate data and monthly weather averages for Adams County.
Key Metrics
Annual Avg
10.8°C
Summer Avg
22.7°C
Winter Avg
-1.4°C
Record High
38.2°C
Record Low
-25.5°C
Annual Precipitation
1114.3 mm
Avg Humidity
78%
Summer Humidity
71%
Winter Humidity
86%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 18.9° | -2.6° | -23.8° | 69.1 | 86% | 61 | 37.2 |
| Feb | 23.1° | -1.6° | -25.5° | 67.2 | 85% | 79 | 40 |
| Mar | 25.5° | 3.4° | -19.9° | 82.5 | 81% | 117 | 43.5 |
| Apr | 30.6° | 10° | -5.9° | 94.8 | 78% | 146 | 43.8 |
| May | 33° | 16° | -2.8° | 111.9 | 78% | 168 | 29.3 |
| Jun | 35.1° | 21° | 4.9° | 107.1 | 75% | 182 | 27.5 |
| Jul | 38.2° | 24° | 9.7° | 104.5 | 69% | 186 | 22.3 |
| Aug | 37.4° | 23.2° | 9.6° | 94.5 | 69% | 164 | 29.7 |
| Sep | 35.9° | 19.1° | 2.8° | 115.5 | 71% | 129 | 35.6 |
| Oct | 33.9° | 11.9° | -4.1° | 102.9 | 77% | 98 | 40.6 |
| Nov | 25.9° | 5.3° | -13° | 74.7 | 81% | 68 | 36 |
| Dec | 23° | -0.1° | -15.2° | 89.6 | 87% | 53 | 38.7 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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