Annual mean 9°C · wettest around February · prevailing wind SW
Warmest
18.2 °C
Coldest
4.4 °C
Wettest
37%
Windiest
7.2 m/s
Prevailing
SW
5.5 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 Lanark over the whole year is 9°C. July is the hottest month, with highs of about 17°C; January is the coldest, with lows of about 3°C. The rainy (wet) season in Lanark runs from October to February, peaking in February with a 30% chance of rain on a given day. The dry season is March to July; April is the driest month, at 15%. Winds in Lanark are highest in February, averaging 6.1 m/s (22 km/h), and lightest in July, at 4.1 m/s (15 km/h). The prevailing wind is from the SW. The clearest skies in Lanark come in April, when the sky is typically 62% covered; December is the cloudiest month, at 72%.
Month by month Lanark 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
5°C
3°C
-1°C
23%
69%
5.2 m/s
0
0
5
February
6°C
4°C
-0°C
30%
70%
6.1 m/s
0
0
7
March
8°C
4°C
2°C
21%
69%
4.8 m/s
1
0
20
April
10°C
5°C
5°C
15%
62%
4.4 m/s
2
0
37
May
14°C
8°C
9°C
18%
63%
4.3 m/s
14
0
66
June
16°C
11°C
12°C
18%
68%
4.5 m/s
29
1
75
July
17°C
13°C
14°C
19%
70%
4.1 m/s
46
2
81
August
17°C
12°C
14°C
23%
68%
4.2 m/s
40
1
80
September
15°C
10°C
11°C
22%
66%
4.3 m/s
24
1
75
October
11°C
8°C
7°C
27%
69%
4.9 m/s
2
0
49
November
8°C
5°C
3°C
23%
67%
4.5 m/s
0
0
22
December
6°C
4°C
1°C
26%
72%
4.9 m/s
0
0
9
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 Lanark weather by season
Year round, Lanark has days of about 5°C at their warmest in January, its coolest month, and 17°C in July, its warmest; the coolest hours of the day run from 3°C to 13°C through the year, and the average temperature over the year is 9°C around the clock. Rain is most likely around February and least likely around April. 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.
Lanark weather in winterDecember to February
High 5°CLow 4°CRain 27%
Winter in Lanark has typical daily highs of about 5°C and lows of about 4°C, with a 27% chance of rain on a given day.
Lanark weather in springMarch to May
High 10°CLow 6°CRain 18%
Spring in Lanark has typical daily highs of about 10°C and lows of about 6°C, with a 18% chance of rain on a given day.
Lanark weather in summerJune to August
High 17°CLow 12°CRain 20%
Summer in Lanark has typical daily highs of about 17°C and lows of about 12°C, with a 20% chance of rain on a given day.
Lanark weather in autumnSeptember to November
High 11°CLow 8°CRain 24%
Autumn in Lanark has typical daily highs of about 11°C and lows of about 8°C, with a 24% chance of rain on a given day.
When is the rainy season in Lanark?
The rainy (wet) season in Lanark runs from October to February, peaking in February with a 30% chance of rain on a given day. The dry season is March to July; April is the driest month, at 15%.
What time of year is Lanark windiest?
Winds in Lanark are highest in February, averaging 6.1 m/s (22 km/h), and lightest in July, at 4.1 m/s (15 km/h). The prevailing wind is from the SW.
What is the average temperature in Lanark year round?
The average temperature in Lanark over the whole year is 9°C. July is the hottest month, with highs of about 17°C; January is the coldest, with lows of about 3°C.