Annual mean 28°C · wettest around November · prevailing wind S
Warmest
33.2 °C
Coldest
28.0 °C
Wettest
38%
Windiest
3.6 m/s
Prevailing
S
2.5 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
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 Jaffna over the whole year is 28°C. April is the hottest month, with highs of about 33°C; February is the coldest, with lows of about 24°C. The rainy (wet) season in Jaffna runs from November, peaking in November with a 45% chance of rain on a given day. The dry season is December to October; July is the driest month, at 13%. Winds in Jaffna are highest in June, averaging 3.0 m/s (11 km/h), and lightest in March, at 1.6 m/s (6 km/h). The prevailing wind is from the S. The clearest skies in Jaffna come in February, when the sky is typically 45% covered; November is the cloudiest month, at 81%.
Month by month Jaffna 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
28°C
24°C
31°C
21%
55%
2.0 m/s
6
71
0
February
30°C
24°C
33°C
18%
45%
1.9 m/s
3
61
0
March
32°C
26°C
36°C
16%
47%
1.6 m/s
0
19
0
April
33°C
28°C
38°C
17%
53%
1.6 m/s
0
2
0
May
33°C
29°C
38°C
20%
64%
2.4 m/s
0
4
0
June
32°C
29°C
37°C
15%
62%
3.0 m/s
0
9
0
July
32°C
28°C
37°C
13%
67%
2.5 m/s
0
9
0
August
32°C
28°C
36°C
18%
69%
2.3 m/s
0
13
0
September
31°C
27°C
36°C
20%
67%
2.4 m/s
0
16
0
October
30°C
27°C
35°C
28%
72%
1.7 m/s
0
17
0
November
29°C
25°C
34°C
45%
81%
1.9 m/s
2
30
0
December
28°C
25°C
32°C
28%
68%
2.0 m/s
3
54
0
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 Jaffna weather by season
Year round, Jaffna has days of about 28°C at their warmest in January, its coolest month, and 33°C in April, its warmest; the coolest hours of the day run from 24°C to 29°C through the year, and the average temperature over the year is 28°C around the clock. Rain is most likely around November 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.
Jaffna weather in winterDecember to February
High 29°CLow 24°CRain 22%
Winter in Jaffna has typical daily highs of about 29°C and lows of about 24°C, with a 22% chance of rain on a given day.
Jaffna weather in springMarch to May
High 32°CLow 27°CRain 18%
Spring in Jaffna has typical daily highs of about 32°C and lows of about 27°C, with a 18% chance of rain on a given day.
Jaffna weather in summerJune to August
High 32°CLow 28°CRain 15%
Summer in Jaffna has typical daily highs of about 32°C and lows of about 28°C, with a 15% chance of rain on a given day.
Jaffna weather in autumnSeptember to November
High 30°CLow 27°CRain 31%
Autumn in Jaffna has typical daily highs of about 30°C and lows of about 27°C, with a 31% chance of rain on a given day.
When is the rainy season in Jaffna?
The rainy (wet) season in Jaffna runs from November, peaking in November with a 45% chance of rain on a given day. The dry season is December to October; July is the driest month, at 13%.
What time of year is Jaffna windiest?
Winds in Jaffna are highest in June, averaging 3.0 m/s (11 km/h), and lightest in March, at 1.6 m/s (6 km/h). The prevailing wind is from the S.
What is the average temperature in Jaffna year round?
The average temperature in Jaffna over the whole year is 28°C. April is the hottest month, with highs of about 33°C; February is the coldest, with lows of about 24°C.