Annual mean 8°C · wettest around December · prevailing wind S
Warmest
18.8 °C
Coldest
1.7 °C
Wettest
53%
Windiest
4.9 m/s
Prevailing
S
4.3 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 Os over the whole year is 8°C. July is the hottest month, with highs of about 17°C; January is the coldest, with lows of about 1°C. The rainy (wet) season in Os runs from August to March, peaking in December with a 50% chance of rain on a given day. The dry season is April to July; May is the driest month, at 20%. Winds in Os are highest in January, averaging 4.5 m/s (16 km/h), and lightest in July, at 3.3 m/s (12 km/h). The prevailing wind is from the S. The clearest skies in Os come in May, when the sky is typically 63% covered; December is the cloudiest month, at 78%.
Month by month Os 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
2°C
1°C
-3°C
44%
71%
4.5 m/s
0
0
1
February
3°C
2°C
-2°C
41%
73%
4.4 m/s
0
0
2
March
5°C
3°C
0°C
35%
73%
4.1 m/s
0
0
6
April
9°C
5°C
4°C
24%
63%
3.8 m/s
2
0
30
May
13°C
9°C
9°C
20%
63%
3.6 m/s
21
1
59
June
16°C
12°C
13°C
28%
69%
3.7 m/s
34
2
72
July
17°C
14°C
15°C
28%
71%
3.3 m/s
47
7
73
August
16°C
13°C
14°C
39%
73%
3.7 m/s
41
1
75
September
15°C
11°C
11°C
48%
71%
3.9 m/s
24
1
67
October
10°C
8°C
6°C
45%
68%
4.1 m/s
1
0
42
November
6°C
5°C
2°C
39%
73%
4.1 m/s
0
0
14
December
4°C
3°C
-1°C
50%
78%
4.5 m/s
0
0
3
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 Os weather by season
Year round, Os has days of about 2°C at their warmest in January, its coolest month, and 17°C in July, its warmest; the coolest hours of the day run from 1°C to 14°C through the year, and the average temperature over the year is 8°C around the clock. Rain is most likely around December and least likely around May. 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.
Os weather in winterDecember to February
High 3°CLow 2°CRain 45%
Winter in Os has typical daily highs of about 3°C and lows of about 2°C, with a 45% chance of rain on a given day.
Os weather in springMarch to May
High 9°CLow 5°CRain 27%
Spring in Os has typical daily highs of about 9°C and lows of about 5°C, with a 27% chance of rain on a given day.
Os weather in summerJune to August
High 16°CLow 13°CRain 32%
Summer in Os has typical daily highs of about 16°C and lows of about 13°C, with a 32% chance of rain on a given day.
Os weather in autumnSeptember to November
High 10°CLow 8°CRain 44%
Autumn in Os has typical daily highs of about 10°C and lows of about 8°C, with a 44% chance of rain on a given day.
When is the rainy season in Os?
The rainy (wet) season in Os runs from August to March, peaking in December with a 50% chance of rain on a given day. The dry season is April to July; May is the driest month, at 20%.
What time of year is Os windiest?
Winds in Os are highest in January, averaging 4.5 m/s (16 km/h), and lightest in July, at 3.3 m/s (12 km/h). The prevailing wind is from the S.
What is the average temperature in Os year round?
The average temperature in Os over the whole year is 8°C. July is the hottest month, with highs of about 17°C; January is the coldest, with lows of about 1°C.