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Blair County (Altoona)
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United States weather

10 day weather forecast for Blair County

Tuesday, July 21st, 2026, at 16:48
today
Sunny
31° 19°
tomorrow
Patchy rain possible
22° 11°
Thursday
Sunny
25° 7°
Friday
Sunny
25° 9°
Saturday
Sunny
27° 10°
Sunday
Sunny
25° 16°
Monday
Patchy rain possible
29° 15°
 More Details See
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Blair County Weather Pages

Blair County weather forecast

The weather forecast for Blair County for today indicates very wet conditions with temperatures around 31 °C.

Rain is expected from Tuesday until Wednesday.

Wind speeds are expected to be strong, averaging around 21 km/h.

On Wednesday, expect a change in weather with temperatures reaching 22°C, and light showers with a 48% chance.

Weather today
Blair County weather forecast

Blair County 14 days weather forecast

This weeks weather in Blair County. Click on a date for detailed forecasts
Tue. 21
31°
19°
Sunny
27.4 mm
Wed. 22
22°
11°
Patchy rain possible
0.8 mm
Thu. 23
25°
7°
Sunny
0 mm
Fri. 24
25°
9°
Sunny
0 mm
Sat. 25
27°
10°
Sunny
0 mm
Sun. 26
25°
16°
Sunny
7.8 mm
Mon. 27
29°
15°
Patchy rain possible
0.1 mm
Tue. 28
26°
18°
Mist
2.7 mm
Wed. 29
25°
11°
Patchy rain possible
1 mm
Thu. 30
27°
11°
Sunny
0 mm
Fri. 31
24°
13°
Sunny
7.3 mm
Sat. 1
18°
12°
Patchy rain possible
11.2 mm
Sun. 2
23°
10°
Sunny
0.1 mm
Mon. 3
24°
7°
Sunny
0 mm
Further Ahead
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Access Blair County weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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Blair County long range weather forecast

30 day weather forecast for Blair County
June
August
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
29°
2
Sunny
29°
3
Overcast
31°
4
Patchy rain possible
30°
5
Patchy rain possible
29°
6
Overcast
28°
7
Overcast
29°
8
Cloudy
29°
9
Sunny
30°
10
Moderate rain at times
29°
11
Overcast
28°
12
Cloudy
30°
13
Patchy rain possible
30°
14
Cloudy
31°
15
Heavy rain at times
32°
16
Moderate rain at times
30°
17
Moderate or heavy rain shower
29°
18
Overcast
27°
19
Sunny
25°
20
Moderate or heavy rain shower
27°
21
Sunny
31°
22
Patchy rain possible
22°
23
Sunny
25°
24
Sunny
25°
25
Sunny
27°
26
Sunny
25°
27
Patchy rain possible
29°
28
Mist
26°
29
Patchy rain possible
25°
30
Sunny
27°
31
Sunny
24°
Important Notice
Our Blair County long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.

Rain Forecast for the Next 14 Days in Blair County

The chart displays the expected rainfall values (in mm) over the next 14 days in Blair County, highlighting variations in precipitation levels for specific dates. ☔

Blair County Wind Speed Forecast Chart

This chart illustrates the projected daily max wind speed (in km) in Blair County over the next two weeks, providing insights into periods of increased or decreased wind activity. 🌀

Frequently asked questions about the weather in Blair County

How warm is it in Blair County over the next 14 days?
Over the next two weeks, temperatures in Blair County are expected to range from around 7 °C on the coldest nights up to about 31 °C on the warmest days. Use this range to plan what to pack and wear.

Will it rain in Blair County in the next two weeks?
Yes - rain is expected on about 9 of the next 14 days in Blair County, with roughly 58.3 mm of rainfall in total. It is worth keeping an umbrella or raincoat handy.

How windy is it in Blair County?
Maximum wind speeds in Blair County are forecast to reach about 22 km/h at their peak over the next 14 days.

When is the best time to visit Blair County?
For a month-by-month look at temperatures and rainfall, see our best time to visit Blair County guide.

How accurate is the 14-day forecast for Blair County?
Our Blair County forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.

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Location coordinates Where is Blair County?

Get accurate weather forecasts for Blair County, located at latitude 40.519 and longitude -78.395. Stay updated with localized weather information tailored for Blair County.

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