Annual mean 22°C · wettest around August · prevailing wind SE
Warmest
29.5 °C
Coldest
25.3 °C
Wettest
97%
Windiest
4.8 m/s
Prevailing
SE
3.9 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
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 Santo Tomás La Unión over the whole year is 22°C. April is the hottest month, with highs of about 29°C; February is the coldest, with lows of about 14°C. The rainy (wet) season in Santo Tomás La Unión runs from April to November, peaking in August with a 80% chance of rain on a given day. The dry season is December to March; December is the driest month, at 18%. Winds in Santo Tomás La Unión are highest in February, averaging 2.8 m/s (10 km/h), and lightest in June, at 1.8 m/s (6 km/h). The prevailing wind is from the SE. The clearest skies in Santo Tomás La Unión come in February, when the sky is typically 43% covered; June is the cloudiest month, at 79%.
Month by month Santo Tomás La Unión 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
26°C
14°C
25°C
39%
49%
2.5 m/s
38
27
41
February
27°C
14°C
25°C
42%
43%
2.8 m/s
34
26
39
March
29°C
17°C
28°C
43%
48%
2.3 m/s
37
25
31
April
29°C
18°C
29°C
50%
56%
2.1 m/s
38
19
27
May
28°C
18°C
29°C
62%
72%
1.9 m/s
38
20
26
June
26°C
18°C
27°C
77%
79%
1.8 m/s
42
23
32
July
26°C
17°C
26°C
76%
73%
2.2 m/s
45
12
44
August
27°C
17°C
27°C
80%
75%
2.0 m/s
44
15
36
September
26°C
18°C
27°C
79%
76%
1.9 m/s
46
18
39
October
26°C
17°C
27°C
78%
75%
2.0 m/s
43
15
40
November
26°C
16°C
26°C
49%
61%
2.4 m/s
40
17
41
December
26°C
15°C
26°C
18%
51%
2.5 m/s
35
25
38
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 Santo Tomás La Unión weather by season
Year round, Santo Tomás La Unión has days of about 26°C at their warmest in July, its coolest month, and 29°C in April, its warmest; the coolest hours of the day run from 14°C to 18°C through the year, and the average temperature over the year is 22°C around the clock. Rain is most likely around August 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.
Santo Tomás La Unión weather in winterDecember to February
High 26°CLow 14°CRain 33%
Winter in Santo Tomás La Unión has typical daily highs of about 26°C and lows of about 14°C, with a 33% chance of rain on a given day.
Santo Tomás La Unión weather in springMarch to May
High 29°CLow 18°CRain 51%
Spring in Santo Tomás La Unión has typical daily highs of about 29°C and lows of about 18°C, with a 51% chance of rain on a given day.
Santo Tomás La Unión weather in summerJune to August
High 26°CLow 17°CRain 78%
Summer in Santo Tomás La Unión has typical daily highs of about 26°C and lows of about 17°C, with a 78% chance of rain on a given day.
Santo Tomás La Unión weather in autumnSeptember to November
High 26°CLow 17°CRain 69%
Autumn in Santo Tomás La Unión has typical daily highs of about 26°C and lows of about 17°C, with a 69% chance of rain on a given day.
When is the rainy season in Santo Tomás La Unión?
The rainy (wet) season in Santo Tomás La Unión runs from April to November, peaking in August with a 80% chance of rain on a given day. The dry season is December to March; December is the driest month, at 18%.
What time of year is Santo Tomás La Unión windiest?
Winds in Santo Tomás La Unión are highest in February, averaging 2.8 m/s (10 km/h), and lightest in June, at 1.8 m/s (6 km/h). The prevailing wind is from the SE.
What is the average temperature in Santo Tomás La Unión year round?
The average temperature in Santo Tomás La Unión over the whole year is 22°C. April is the hottest month, with highs of about 29°C; February is the coldest, with lows of about 14°C.