Altoona (PA) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Altoona.
Climate overview of Altoona
Altoona, Pennsylvania, United States of America, sees big temperature differences between seasons, with July peaking at 28°C (82°F) and January dropping to 2°C (36°F).
With around 1020 mm (40 in) of annual rain/snowfall, Altoona has a notably wet climate. However, this rain/snowfall is not evenly distributed — the city has warm summers and very cold winters. The wettest month is December.
Altoona Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Altoona - and find the best time to visit.
Monthly Temperature in Altoona
Visitors to Altoona can expect significant temperature changes throughout the year. Average daytime temperatures reach a comfortable 28°C (82°F) in July. In January, the coolest month of the year, temperatures drop to a very cold 2°C (36°F).
At night, temperatures range from around 16°C (61°F) in July to -8°C (18°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Altoona
Altoona is known for its substantial rain/snowfall, with annual precipitation reaching 1020 mm (40 in). Altoona experiences moderate seasonal variation in snow/rainfall, with monthly averages ranging from 101 mm (4 in) in December, the wettest month, and 53 mm (2.1 in) in February, the driest month. For more details, please visit our Altoona Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Altoona
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, June, July, August and September
- Warmest weather: July and August
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -8°C (18°F).
Frequently asked questions about the climate in Altoona
What is the best time to visit Altoona?
May, June, July, August and September typically offer the most optimal weather in Altoona. In contrast, January, February, March, November and December tend to have less optimal conditions. Altoona has warm summers and very cold winters.
What temperatures can I expect in Altoona?
Daytime highs range from 2°C (36°F) in January to 28°C (82°F) in July. Nighttime lows range from -8°C (18°F) to 16°C (61°F). Temperatures vary considerably through the year.
How much rain does Altoona get?
Annual rainfall is around 1020 mm (40 in). December is the wettest month with 101 mm (4 in), while February is the driest with 53 mm (2.1 in). In the coldest months, precipitation may fall as snow/rain.
Altoona 3-Day Forecast
Altoona (PA) 3-Day Forecast
Altoona on the map
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