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Mercer County
Top activities in Mercer County
Latest update
Walking around
Mercer County Weather and climate
Data source：Meteostat
Update date：2025-09
Mercer County year round climate
- Spring (March–May): Average 4.8–16.2°C, variable climate, sometimes warm and comfortable, sometimes cold and humid, with heavier rainfall. Common activities: Outdoor walks (be mindful of weather changes), flower viewing. Recommended clothing: Layered clothing, jacket, sweater, long-sleeved shirt.
- Summer (June–August): Average 19.9–22.5°C, warm and humid, with the most rainfall in July. Common activities: Picnics, outdoor activities (be mindful of sun protection and rain). Recommended clothing: Breathable short-sleeved clothing, light pants, rain gear.
- Autumn (September–November): Average 11.9–18.4°C, comfortable and pleasant climate, rainfall gradually decreases. Common activities: Maple leaf viewing (if maple leaves are present locally), hiking. Recommended clothing: Light jacket, long-sleeved shirt.
- Winter (December–February): Average -1.3–2.0°C, cold and dry, low probability of snowfall. Common activities: Indoor activities, skiing (check for nearby suitable ski resorts). Recommended clothing: Thick coat, hat, scarf, gloves.
Mercer County climatological average
Annual average temperature: approx. 11°C / Annual rainfall: approx. 994 mm / Summer humidity: 65%–75% / Rainiest month: July
Mercer County monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
-1.3°C
100
February
1.5°C
69.7
March
4.8°C
102
April
10.6°C
101
May
16.2°C
95
June
19.9°C
57.3
July
22.5°C
115
August
21.5°C
79.3
September
18.4°C
64
October
11.9°C
59.3
November
6.5°C
83
December
2°C
69.3
Mercer County weather for the next seven days
11/9
Sunday
Moderate rain
8.8°C/1.4°C
11/10
Monday
Moderate or heavy snow showers
1.7°C/-2°C
11/11
Tuesday
Patchy moderate snow
1.6°C/-4.3°C
11/12
Wednesday
Patchy rain nearby
4.4°C/-0.1°C
11/13
Thursday
Patchy rain nearby
4.3°C/1.8°C
11/14
Friday
Patchy rain nearby
3.2°C/0°C
11/15
Saturday
Partly Cloudy
5.3°C/-1.9°C
