Annual mean 11°C · wettest around May · prevailing wind W
Warmest
26.9 °C
Coldest
-0.7 °C
Wettest
36%
Windiest
5.0 m/s
Prevailing
W
4.0 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Altoona over the whole year is 11°C. July is the hottest month, with highs of about 26°C; January is the coldest, with lows of about -3°C. Altoona has no sharply defined rainy season: the chance of rain on a given day runs from 29% in November, the driest month, to 38% in May, the wettest. Winds in Altoona are highest in March, averaging 3.9 m/s (14 km/h), and lightest in August, at 2.0 m/s (7 km/h). The prevailing wind is from the W. The clearest skies in Altoona come in July, when the sky is typically 39% covered; January is the cloudiest month, at 66%.
Month by month Altoona climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
-0°C
-3°C
-6°C
33%
66%
3.8 m/s
0
0
5
February
3°C
-1°C
-3°C
36%
56%
3.8 m/s
1
0
12
March
7°C
2°C
2°C
35%
51%
3.9 m/s
5
0
28
April
13°C
6°C
8°C
37%
52%
3.6 m/s
24
2
53
May
19°C
12°C
16°C
38%
52%
2.9 m/s
55
12
66
June
24°C
17°C
22°C
36%
43%
2.7 m/s
71
32
51
July
26°C
19°C
27°C
34%
39%
2.1 m/s
56
62
20
August
25°C
18°C
26°C
32%
45%
2.0 m/s
64
52
31
September
22°C
14°C
21°C
29%
43%
2.1 m/s
70
27
59
October
16°C
9°C
13°C
30%
49%
2.6 m/s
40
5
67
November
8°C
3°C
3°C
29%
49%
3.3 m/s
8
0
31
December
3°C
-0°C
-3°C
36%
64%
3.4 m/s
0
0
9
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Altoona weather by season
Year round, Altoona has days of about -0°C at their warmest in January, its coolest month, and 26°C in July, its warmest; the coolest hours of the day run from -3°C to 19°C through the year, and the average temperature over the year is 11°C around the clock. Rain is most likely around May and least likely around November. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Altoona weather in winterDecember to February
High 2°CLow -2°CRain 35%
Winter in Altoona has typical daily highs of about 2°C and lows of about -2°C, with a 35% chance of rain on a given day.
Altoona weather in springMarch to May
High 13°CLow 7°CRain 37%
Spring in Altoona has typical daily highs of about 13°C and lows of about 7°C, with a 37% chance of rain on a given day.
Altoona weather in summerJune to August
High 25°CLow 18°CRain 34%
Summer in Altoona has typical daily highs of about 25°C and lows of about 18°C, with a 34% chance of rain on a given day.
Altoona weather in autumnSeptember to November
High 15°CLow 9°CRain 29%
Autumn in Altoona has typical daily highs of about 15°C and lows of about 9°C, with a 29% chance of rain on a given day.
When is the rainy season in Altoona?
Altoona has no sharply defined rainy season: the chance of rain on a given day runs from 29% in November, the driest month, to 38% in May, the wettest.
What time of year is Altoona windiest?
Winds in Altoona are highest in March, averaging 3.9 m/s (14 km/h), and lightest in August, at 2.0 m/s (7 km/h). The prevailing wind is from the W.
What is the average temperature in Altoona year round?
The average temperature in Altoona over the whole year is 11°C. July is the hottest month, with highs of about 26°C; January is the coldest, with lows of about -3°C.