Annual mean 22°C · wettest around March · prevailing wind N
Warmest
30.3 °C
Coldest
24.2 °C
Wettest
100%
Windiest
3.1 m/s
Prevailing
N
2.6 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 Santa Juliana over the whole year is 22°C. September is the hottest month, with highs of about 30°C; July is the coldest, with lows of about 15°C. The rainy (wet) season in Santa Juliana runs from August to May, peaking in March with a 76% chance of rain on a given day. The dry season is June to July; July is the driest month, at 28%. Winds in Santa Juliana are highest in September, averaging 2.2 m/s (8 km/h), and lightest in April, at 1.7 m/s (6 km/h). The prevailing wind is from the N. The clearest skies in Santa Juliana come in July, when the sky is typically 26% covered; January is the cloudiest month, at 68%.
Month by month Santa Juliana 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
27°C
21°C
28°C
74%
68%
1.9 m/s
39
70
8
February
27°C
21°C
28°C
74%
65%
1.8 m/s
37
71
8
March
28°C
21°C
29°C
76%
59%
1.8 m/s
34
74
5
April
27°C
19°C
27°C
62%
52%
1.7 m/s
50
72
11
May
25°C
17°C
25°C
65%
44%
1.7 m/s
73
52
31
June
25°C
16°C
24°C
49%
35%
1.9 m/s
83
38
43
July
25°C
15°C
23°C
28%
26%
2.0 m/s
84
31
50
August
27°C
17°C
24°C
54%
35%
2.1 m/s
75
48
34
September
30°C
20°C
28°C
52%
33%
2.2 m/s
46
69
12
October
29°C
21°C
29°C
66%
58%
2.2 m/s
36
69
9
November
27°C
20°C
28°C
75%
65%
2.1 m/s
47
65
13
December
27°C
21°C
28°C
72%
66%
2.0 m/s
40
69
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 Santa Juliana weather by season
Year round, Santa Juliana has days of about 25°C at their warmest in June, its coolest month, and 30°C in September, its warmest; the coolest hours of the day run from 15°C to 21°C through the year, and the average temperature over the year is 22°C around the clock. Rain is most likely around March and least likely around July. 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.
Santa Juliana weather in winterJune to August
High 25°CLow 16°CRain 43%
Winter in Santa Juliana has typical daily highs of about 25°C and lows of about 16°C, with a 43% chance of rain on a given day.
Santa Juliana weather in springSeptember to November
High 29°CLow 20°CRain 64%
Spring in Santa Juliana has typical daily highs of about 29°C and lows of about 20°C, with a 64% chance of rain on a given day.
Santa Juliana weather in summerDecember to February
High 27°CLow 21°CRain 74%
Summer in Santa Juliana has typical daily highs of about 27°C and lows of about 21°C, with a 74% chance of rain on a given day.
Santa Juliana weather in autumnMarch to May
High 27°CLow 19°CRain 68%
Autumn in Santa Juliana has typical daily highs of about 27°C and lows of about 19°C, with a 68% chance of rain on a given day.
When is the rainy season in Santa Juliana?
The rainy (wet) season in Santa Juliana runs from August to May, peaking in March with a 76% chance of rain on a given day. The dry season is June to July; July is the driest month, at 28%.
What time of year is Santa Juliana windiest?
Winds in Santa Juliana are highest in September, averaging 2.2 m/s (8 km/h), and lightest in April, at 1.7 m/s (6 km/h). The prevailing wind is from the N.
What is the average temperature in Santa Juliana year round?
The average temperature in Santa Juliana over the whole year is 22°C. September is the hottest month, with highs of about 30°C; July is the coldest, with lows of about 15°C.