Annual mean 7°C · wettest around June · prevailing wind SE
Warmest
20.5 °C
Coldest
-2.8 °C
Wettest
44%
Windiest
2.9 m/s
Prevailing
SE
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
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 Rum over the whole year is 7°C. August is the hottest month, with highs of about 19°C; January is the coldest, with lows of about -4°C. Rum has no sharply defined rainy season: the chance of rain on a given day runs from 28% in September, the driest month, to 40% in June, the wettest. Winds in Rum are highest in March, averaging 2.3 m/s (8 km/h), and lightest in August, at 1.7 m/s (6 km/h). The prevailing wind is from the SE. The clearest skies in Rum come in February, when the sky is typically 55% covered; May is the cloudiest month, at 67%.
Month by month Rum 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
-1°C
-4°C
-5°C
32%
58%
2.1 m/s
0
0
1
February
2°C
-2°C
-2°C
29%
55%
2.2 m/s
0
0
8
March
5°C
-1°C
1°C
28%
56%
2.3 m/s
1
0
21
April
9°C
2°C
6°C
28%
59%
2.3 m/s
11
0
46
May
13°C
6°C
10°C
37%
67%
2.1 m/s
27
1
60
June
18°C
11°C
17°C
40%
56%
1.9 m/s
58
12
66
July
19°C
12°C
18°C
35%
60%
1.8 m/s
65
14
66
August
19°C
12°C
18°C
37%
56%
1.7 m/s
65
18
63
September
15°C
8°C
14°C
28%
56%
1.8 m/s
48
4
71
October
11°C
5°C
8°C
33%
56%
2.2 m/s
16
0
59
November
4°C
1°C
0°C
35%
62%
2.3 m/s
0
0
17
December
0°C
-3°C
-4°C
33%
57%
2.1 m/s
0
0
2
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 Rum weather by season
Year round, Rum has days of about -1°C at their warmest in January, its coolest month, and 19°C in August, its warmest; the coolest hours of the day run from -4°C to 12°C through the year, and the average temperature over the year is 7°C around the clock. Rain is most likely around June and least likely around September. 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.
Rum weather in winterDecember to February
High 0°CLow -3°CRain 31%
Winter in Rum has typical daily highs of about 0°C and lows of about -3°C, with a 31% chance of rain on a given day.
Rum weather in springMarch to May
High 9°CLow 2°CRain 31%
Spring in Rum has typical daily highs of about 9°C and lows of about 2°C, with a 31% chance of rain on a given day.
Rum weather in summerJune to August
High 19°CLow 12°CRain 37%
Summer in Rum has typical daily highs of about 19°C and lows of about 12°C, with a 37% chance of rain on a given day.
Rum weather in autumnSeptember to November
High 10°CLow 5°CRain 32%
Autumn in Rum has typical daily highs of about 10°C and lows of about 5°C, with a 32% chance of rain on a given day.
When is the rainy season in Rum?
Rum has no sharply defined rainy season: the chance of rain on a given day runs from 28% in September, the driest month, to 40% in June, the wettest.
What time of year is Rum windiest?
Winds in Rum are highest in March, averaging 2.3 m/s (8 km/h), and lightest in August, at 1.7 m/s (6 km/h). The prevailing wind is from the SE.
What is the average temperature in Rum year round?
The average temperature in Rum over the whole year is 7°C. August is the hottest month, with highs of about 19°C; January is the coldest, with lows of about -4°C.