Annual mean 11°C · wettest around June · prevailing wind N
Warmest
25.6 °C
Coldest
-0.9 °C
Wettest
19%
Windiest
3.0 m/s
Prevailing
N
2.5 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
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 Iaşi over the whole year is 11°C. August is the hottest month, with highs of about 26°C; January is the coldest, with lows of about -2°C. Iaşi has no sharply defined rainy season: the chance of rain on a given day runs from 11% in January, the driest month, to 19% in June, the wettest. Winds in Iaşi are highest in January, averaging 2.6 m/s (9 km/h), and lightest in July, at 1.8 m/s (6 km/h). The prevailing wind is from the N. The clearest skies in Iaşi come in August, when the sky is typically 43% covered; December is the cloudiest month, at 82%.
Month by month Iaşi 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
-2°C
-4°C
11%
77%
2.6 m/s
0
0
4
February
3°C
-1°C
-2°C
12%
78%
2.6 m/s
0
0
11
March
8°C
2°C
3°C
14%
74%
2.6 m/s
3
0
32
April
14°C
6°C
10°C
17%
64%
2.6 m/s
27
1
67
May
18°C
11°C
16°C
16%
64%
2.1 m/s
62
5
81
June
23°C
16°C
24°C
19%
59%
1.9 m/s
70
42
42
July
25°C
17°C
25°C
15%
52%
1.8 m/s
62
53
31
August
26°C
17°C
26°C
14%
43%
1.8 m/s
65
58
29
September
20°C
13°C
19°C
13%
55%
1.9 m/s
73
18
68
October
14°C
8°C
11°C
13%
64%
2.1 m/s
32
0
75
November
6°C
3°C
3°C
15%
80%
2.5 m/s
4
0
27
December
2°C
0°C
-2°C
16%
82%
2.5 m/s
0
0
7
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 Iaşi weather by season
Year round, Iaşi has days of about 0°C at their warmest in January, its coolest month, and 26°C in August, its warmest; the coolest hours of the day run from -2°C to 17°C through the year, and the average temperature over the year is 11°C around the clock. Rain is most likely around June 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.
Iaşi weather in winterDecember to February
High 2°CLow -1°CRain 13%
Winter in Iaşi has typical daily highs of about 2°C and lows of about -1°C, with a 13% chance of rain on a given day.
Iaşi weather in springMarch to May
High 13°CLow 6°CRain 16%
Spring in Iaşi has typical daily highs of about 13°C and lows of about 6°C, with a 16% chance of rain on a given day.
Iaşi weather in summerJune to August
High 25°CLow 17°CRain 16%
Summer in Iaşi has typical daily highs of about 25°C and lows of about 17°C, with a 16% chance of rain on a given day.
Iaşi weather in autumnSeptember to November
High 13°CLow 8°CRain 14%
Autumn in Iaşi has typical daily highs of about 13°C and lows of about 8°C, with a 14% chance of rain on a given day.
When is the rainy season in Iaşi?
Iaşi has no sharply defined rainy season: the chance of rain on a given day runs from 11% in January, the driest month, to 19% in June, the wettest.
What time of year is Iaşi windiest?
Winds in Iaşi are highest in January, averaging 2.6 m/s (9 km/h), and lightest in July, at 1.8 m/s (6 km/h). The prevailing wind is from the N.
What is the average temperature in Iaşi year round?
The average temperature in Iaşi over the whole year is 11°C. August is the hottest month, with highs of about 26°C; January is the coldest, with lows of about -2°C.