Annual mean 14°C · wettest around May · prevailing wind W
Warmest
30.6 °C
Coldest
4.7 °C
Wettest
56%
Windiest
4.6 m/s
Prevailing
W
3.4 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 Lorton over the whole year is 14°C. July is the hottest month, with highs of about 30°C; January is the coldest, with lows of about -0°C. Lorton has no sharply defined rainy season: the chance of rain on a given day runs from 47% in October, the driest month, to 53% in May, the wettest. Winds in Lorton are highest in March, averaging 3.3 m/s (12 km/h), and lightest in July, at 2.0 m/s (7 km/h). The prevailing wind is from the W. The clearest skies in Lorton come in July, when the sky is typically 37% covered; May is the cloudiest month, at 53%.
Month by month Lorton 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
-0°C
-0°C
50%
49%
2.8 m/s
3
0
16
February
8°C
2°C
3°C
53%
47%
2.8 m/s
6
0
29
March
12°C
5°C
7°C
50%
45%
3.3 m/s
18
0
47
April
17°C
10°C
14°C
49%
46%
3.1 m/s
41
8
63
May
22°C
15°C
20°C
53%
53%
2.4 m/s
59
25
55
June
27°C
20°C
27°C
48%
40%
2.4 m/s
47
52
22
July
30°C
23°C
32°C
50%
37%
2.0 m/s
14
51
3
August
28°C
21°C
30°C
51%
41%
2.0 m/s
30
57
8
September
25°C
18°C
25°C
50%
45%
2.1 m/s
60
43
33
October
20°C
12°C
18°C
47%
43%
2.2 m/s
59
15
67
November
12°C
5°C
9°C
51%
37%
2.4 m/s
19
2
53
December
7°C
2°C
3°C
52%
47%
2.3 m/s
3
0
28
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 Lorton weather by season
Year round, Lorton has days of about 5°C at their warmest in January, its coolest month, and 30°C in July, its warmest; the coolest hours of the day run from -0°C to 23°C through the year, and the average temperature over the year is 14°C around the clock. Rain is most likely around May and least likely around October. 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.
Lorton weather in winterDecember to February
High 7°CLow 1°CRain 52%
Winter in Lorton has typical daily highs of about 7°C and lows of about 1°C, with a 52% chance of rain on a given day.
Lorton weather in springMarch to May
High 17°CLow 10°CRain 51%
Spring in Lorton has typical daily highs of about 17°C and lows of about 10°C, with a 51% chance of rain on a given day.
Lorton weather in summerJune to August
High 28°CLow 21°CRain 50%
Summer in Lorton has typical daily highs of about 28°C and lows of about 21°C, with a 50% chance of rain on a given day.
Lorton weather in autumnSeptember to November
High 19°CLow 11°CRain 49%
Autumn in Lorton has typical daily highs of about 19°C and lows of about 11°C, with a 49% chance of rain on a given day.
When is the rainy season in Lorton?
Lorton has no sharply defined rainy season: the chance of rain on a given day runs from 47% in October, the driest month, to 53% in May, the wettest.
What time of year is Lorton windiest?
Winds in Lorton are highest in March, averaging 3.3 m/s (12 km/h), and lightest in July, at 2.0 m/s (7 km/h). The prevailing wind is from the W.
What is the average temperature in Lorton year round?
The average temperature in Lorton over the whole year is 14°C. July is the hottest month, with highs of about 30°C; January is the coldest, with lows of about -0°C.