Annual mean 9°C · wettest around May · prevailing wind NW
Warmest
29.9 °C
Coldest
-6.0 °C
Wettest
12%
Windiest
6.8 m/s
Prevailing
NW
5.4 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 Pierre over the whole year is 9°C. July is the hottest month, with highs of about 29°C; January is the coldest, with lows of about -9°C. Pierre has no sharply defined rainy season: the chance of rain on a given day runs from 3% in January, the driest month, to 10% in May, the wettest. Winds in Pierre are highest in April, averaging 5.3 m/s (19 km/h), and lightest in July, at 3.8 m/s (14 km/h). The prevailing wind is from the NW. The clearest skies in Pierre come in July, when the sky is typically 18% covered; January is the cloudiest month, at 47%.
Month by month Pierre 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
-4°C
-9°C
-11°C
3%
47%
4.4 m/s
0
0
1
February
-2°C
-9°C
-9°C
5%
41%
4.4 m/s
1
0
7
March
5°C
-3°C
-1°C
7%
42%
4.8 m/s
3
0
21
April
11°C
2°C
5°C
9%
40%
5.3 m/s
14
1
41
May
19°C
10°C
14°C
10%
37%
4.4 m/s
50
8
68
June
26°C
17°C
24°C
7%
24%
4.0 m/s
67
43
43
July
29°C
19°C
28°C
6%
18%
3.8 m/s
49
63
19
August
28°C
17°C
26°C
7%
21%
3.8 m/s
58
55
30
September
24°C
13°C
20°C
6%
24%
4.0 m/s
65
28
56
October
14°C
5°C
8°C
7%
29%
4.5 m/s
26
2
54
November
7°C
-1°C
1°C
5%
34%
4.3 m/s
5
0
26
December
-1°C
-6°C
-8°C
7%
39%
4.7 m/s
0
0
4
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 Pierre weather by season
Year round, Pierre has days of about -4°C at their warmest in January, its coolest month, and 29°C in July, its warmest; the coolest hours of the day run from -9°C to 19°C through the year, and the average temperature over the year is 9°C around the clock. Rain is most likely around May and least likely around January. 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.
Pierre weather in winterDecember to February
High -2°CLow -8°CRain 5%
Winter in Pierre has typical daily highs of about -2°C and lows of about -8°C, with a 5% chance of rain on a given day.
Pierre weather in springMarch to May
High 12°CLow 3°CRain 9%
Spring in Pierre has typical daily highs of about 12°C and lows of about 3°C, with a 9% chance of rain on a given day.
Pierre weather in summerJune to August
High 28°CLow 18°CRain 7%
Summer in Pierre has typical daily highs of about 28°C and lows of about 18°C, with a 7% chance of rain on a given day.
Pierre weather in autumnSeptember to November
High 15°CLow 5°CRain 6%
Autumn in Pierre has typical daily highs of about 15°C and lows of about 5°C, with a 6% chance of rain on a given day.
When is the rainy season in Pierre?
Pierre has no sharply defined rainy season: the chance of rain on a given day runs from 3% in January, the driest month, to 10% in May, the wettest.
What time of year is Pierre windiest?
Winds in Pierre are highest in April, averaging 5.3 m/s (19 km/h), and lightest in July, at 3.8 m/s (14 km/h). The prevailing wind is from the NW.
What is the average temperature in Pierre year round?
The average temperature in Pierre over the whole year is 9°C. July is the hottest month, with highs of about 29°C; January is the coldest, with lows of about -9°C.