Annual mean 12°C · wettest around May · prevailing wind W
Warmest
26.9 °C
Coldest
-0.7 °C
Wettest
24%
Windiest
5.7 m/s
Prevailing
W
4.6 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 North Royalton over the whole year is 12°C. July is the hottest month, with highs of about 27°C; January is the coldest, with lows of about -3°C. North Royalton has no sharply defined rainy season: the chance of rain on a given day runs from 22% in September, the driest month, to 26% in May, the wettest. Winds in North Royalton are highest in January, averaging 4.5 m/s (16 km/h), and lightest in August, at 2.7 m/s (10 km/h). The prevailing wind is from the W. The clearest skies in North Royalton come in July, when the sky is typically 41% covered; January is the cloudiest month, at 75%.
Month by month North Royalton 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
25%
75%
4.5 m/s
0
0
5
February
3°C
-1°C
-4°C
26%
65%
4.4 m/s
1
0
11
March
7°C
2°C
1°C
26%
59%
4.4 m/s
6
0
25
April
12°C
7°C
7°C
26%
57%
4.1 m/s
24
1
46
May
19°C
14°C
16°C
26%
52%
3.4 m/s
50
13
62
June
24°C
19°C
23°C
23%
45%
3.2 m/s
68
34
48
July
27°C
21°C
27°C
24%
41%
2.8 m/s
56
62
20
August
26°C
20°C
26°C
24%
43%
2.7 m/s
62
54
29
September
23°C
16°C
22°C
22%
44%
2.9 m/s
69
33
53
October
17°C
11°C
13°C
25%
54%
3.5 m/s
41
8
64
November
8°C
4°C
3°C
25%
60%
4.1 m/s
8
0
30
December
3°C
1°C
-2°C
26%
72%
4.2 m/s
0
0
11
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 North Royalton weather by season
Year round, North Royalton has days of about -0°C at their warmest in January, its coolest month, and 27°C in July, its warmest; the coolest hours of the day run from -3°C to 21°C through the year, and the average temperature over the year is 12°C around the clock. Rain is most likely around May 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.
North Royalton weather in winterDecember to February
High 2°CLow -1°CRain 25%
Winter in North Royalton has typical daily highs of about 2°C and lows of about -1°C, with a 25% chance of rain on a given day.
North Royalton weather in springMarch to May
High 13°CLow 8°CRain 26%
Spring in North Royalton has typical daily highs of about 13°C and lows of about 8°C, with a 26% chance of rain on a given day.
North Royalton weather in summerJune to August
High 26°CLow 20°CRain 24%
Summer in North Royalton has typical daily highs of about 26°C and lows of about 20°C, with a 24% chance of rain on a given day.
North Royalton weather in autumnSeptember to November
High 16°CLow 10°CRain 24%
Autumn in North Royalton has typical daily highs of about 16°C and lows of about 10°C, with a 24% chance of rain on a given day.
When is the rainy season in North Royalton?
North Royalton has no sharply defined rainy season: the chance of rain on a given day runs from 22% in September, the driest month, to 26% in May, the wettest.
What time of year is North Royalton windiest?
Winds in North Royalton are highest in January, averaging 4.5 m/s (16 km/h), and lightest in August, at 2.7 m/s (10 km/h). The prevailing wind is from the W.
What is the average temperature in North Royalton year round?
The average temperature in North Royalton over the whole year is 12°C. July is the hottest month, with highs of about 27°C; January is the coldest, with lows of about -3°C.