Annual mean 18°C · wettest around April · prevailing wind E
Warmest
29.5 °C
Coldest
13.9 °C
Wettest
50%
Windiest
4.9 m/s
Prevailing
E
4.0 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 Armstrong over the whole year is 18°C. January is the hottest month, with highs of about 29°C; July is the coldest, with lows of about 6°C. The rainy (wet) season in Armstrong runs from December to April, peaking in April with a 45% chance of rain on a given day. The dry season is May to September; June is the driest month, at 14%. Winds in Armstrong are highest in September, averaging 3.7 m/s (13 km/h), and lightest in February, at 2.7 m/s (10 km/h). The prevailing wind is from the E. The clearest skies in Armstrong come in February, when the sky is typically 38% covered; July is the cloudiest month, at 57%.
Month by month Armstrong 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
29°C
21°C
29°C
36%
42%
2.9 m/s
34
53
13
February
28°C
20°C
28°C
38%
38%
2.7 m/s
38
55
17
March
26°C
18°C
26°C
39%
45%
2.7 m/s
48
44
26
April
23°C
14°C
21°C
45%
47%
2.9 m/s
72
22
58
May
19°C
10°C
16°C
27%
50%
2.8 m/s
57
6
75
June
16°C
7°C
12°C
14%
54%
2.9 m/s
32
2
74
July
15°C
6°C
11°C
22%
57%
3.0 m/s
25
2
70
August
19°C
8°C
14°C
19%
44%
3.5 m/s
42
8
70
September
21°C
11°C
17°C
21%
47%
3.7 m/s
63
10
71
October
24°C
15°C
20°C
31%
44%
3.7 m/s
63
24
56
November
27°C
18°C
25°C
29%
43%
3.6 m/s
60
47
32
December
28°C
20°C
27°C
35%
42%
3.2 m/s
46
52
21
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 Armstrong weather by season
Year round, Armstrong has days of about 15°C at their warmest in July, its coolest month, and 29°C in January, its warmest; the coolest hours of the day run from 6°C to 21°C through the year, and the average temperature over the year is 18°C around the clock. Rain is most likely around April and least likely around June. 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.
Armstrong weather in winterJune to August
High 17°CLow 7°CRain 18%
Winter in Armstrong has typical daily highs of about 17°C and lows of about 7°C, with a 18% chance of rain on a given day.
Armstrong weather in springSeptember to November
High 24°CLow 15°CRain 27%
Spring in Armstrong has typical daily highs of about 24°C and lows of about 15°C, with a 27% chance of rain on a given day.
Armstrong weather in summerDecember to February
High 28°CLow 20°CRain 36%
Summer in Armstrong has typical daily highs of about 28°C and lows of about 20°C, with a 36% chance of rain on a given day.
Armstrong weather in autumnMarch to May
High 23°CLow 14°CRain 37%
Autumn in Armstrong has typical daily highs of about 23°C and lows of about 14°C, with a 37% chance of rain on a given day.
When is the rainy season in Armstrong?
The rainy (wet) season in Armstrong runs from December to April, peaking in April with a 45% chance of rain on a given day. The dry season is May to September; June is the driest month, at 14%.
What time of year is Armstrong windiest?
Winds in Armstrong are highest in September, averaging 3.7 m/s (13 km/h), and lightest in February, at 2.7 m/s (10 km/h). The prevailing wind is from the E.
What is the average temperature in Armstrong year round?
The average temperature in Armstrong over the whole year is 18°C. January is the hottest month, with highs of about 29°C; July is the coldest, with lows of about 6°C.