Annual mean 19°C · wettest around June · prevailing wind SE
Warmest
27.7 °C
Coldest
23.1 °C
Wettest
97%
Windiest
4.0 m/s
Prevailing
SE
2.8 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 San Juan Atitán over the whole year is 19°C. April is the hottest month, with highs of about 27°C; January is the coldest, with lows of about 11°C. The rainy (wet) season in San Juan Atitán runs from April to October, peaking in June with a 76% chance of rain on a given day. The dry season is November to March; December is the driest month, at 20%. Winds in San Juan Atitán are highest in February, averaging 2.1 m/s (8 km/h), and lightest in May, at 1.2 m/s (4 km/h). The prevailing wind is from the SE. The clearest skies in San Juan Atitán come in February, when the sky is typically 49% covered; June is the cloudiest month, at 81%.
Month by month San Juan Atitán 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
24°C
11°C
22°C
42%
57%
1.6 m/s
67
17
57
February
25°C
11°C
23°C
37%
49%
2.1 m/s
66
20
53
March
26°C
13°C
25°C
42%
53%
1.8 m/s
64
31
39
April
27°C
14°C
27°C
51%
61%
1.5 m/s
60
41
27
May
27°C
16°C
27°C
70%
75%
1.2 m/s
56
44
22
June
25°C
16°C
25°C
76%
81%
1.3 m/s
65
29
37
July
25°C
15°C
24°C
66%
72%
2.0 m/s
70
13
54
August
25°C
15°C
25°C
71%
75%
1.7 m/s
69
21
44
September
25°C
16°C
25°C
75%
77%
1.3 m/s
68
27
41
October
24°C
15°C
25°C
67%
78%
1.2 m/s
67
23
44
November
24°C
14°C
24°C
43%
66%
1.3 m/s
69
16
52
December
24°C
12°C
23°C
20%
58%
1.6 m/s
67
15
57
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 San Juan Atitán weather by season
Year round, San Juan Atitán has days of about 24°C at their warmest in January, its coolest month, and 27°C in April, its warmest; the coolest hours of the day run from 11°C to 16°C through the year, and the average temperature over the year is 19°C around the clock. Rain is most likely around June and least likely around December. 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.
San Juan Atitán weather in winterDecember to February
High 24°CLow 12°CRain 33%
Winter in San Juan Atitán has typical daily highs of about 24°C and lows of about 12°C, with a 33% chance of rain on a given day.
San Juan Atitán weather in springMarch to May
High 27°CLow 14°CRain 54%
Spring in San Juan Atitán has typical daily highs of about 27°C and lows of about 14°C, with a 54% chance of rain on a given day.
San Juan Atitán weather in summerJune to August
High 25°CLow 15°CRain 71%
Summer in San Juan Atitán has typical daily highs of about 25°C and lows of about 15°C, with a 71% chance of rain on a given day.
San Juan Atitán weather in autumnSeptember to November
High 24°CLow 15°CRain 62%
Autumn in San Juan Atitán has typical daily highs of about 24°C and lows of about 15°C, with a 62% chance of rain on a given day.
When is the rainy season in San Juan Atitán?
The rainy (wet) season in San Juan Atitán runs from April to October, peaking in June with a 76% chance of rain on a given day. The dry season is November to March; December is the driest month, at 20%.
What time of year is San Juan Atitán windiest?
Winds in San Juan Atitán are highest in February, averaging 2.1 m/s (8 km/h), and lightest in May, at 1.2 m/s (4 km/h). The prevailing wind is from the SE.
What is the average temperature in San Juan Atitán year round?
The average temperature in San Juan Atitán over the whole year is 19°C. April is the hottest month, with highs of about 27°C; January is the coldest, with lows of about 11°C.