Climate Sri Lanka Air Force Station Mullaitivu 2020-2024

Climate and trends: average temperature, flight conditions, precipitation, wind speed and direction.

Calculated from historical METAR data of Tiruchirappalli International Airport (VOTR) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	6.2	0	1	3	0	22
February	11.2	0	2	1	10	13
March	17.9	0	0	1	13	19
April	25.4		0	3	1	39
May	24.6		6	0	3	41
June	32.0		22	0	7	37
July	26.8		17	0	1	33
August	23.8		6	0	0	30
September	22.8		6	1	1	25
October	11.2		4	0	0	21
November	2.5		1	0	0	6
December	1.7		3	0	0	2
Average	15.6		5.9	0.7	2.9	24.4

29th best VFR conditions of India

VFR conditions during daylight period

Percentage of observations where the VFR minimums for ceiling and visibility are met: visibility of 8 km or more and a ceiling of 3,000 ft or more. Only observations between sunrise and sunset are taken into account.

Marginal VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	42.1	44	44	47	18	60
February	57.3	63	52	54	54	57
March	58.2	61	56	42	53	62
April	68.9		56	61	53	88
May	79.6		60	55	72	99
June	86.5		78	58	78	97
July	89.9		89	64	82	98
August	83.6		77	51	71	98
September	81.5		77	64	69	97
October	57.5		56	37	44	86
November	30.4		47	14	13	38
December	26.3		36	16	31	20
Average	63.1	55.7	61.2	47.9	53.8	75.7

Marginal VFR conditions or better during daylight period

Percentage of observations where the MVFR minimums for ceiling and visibility are met: visibility of 5 km or more and a ceiling of 1,000 ft or more. Only observations between sunrise and sunset are taken into account.

Maximum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	31.0	32	30	33	30	32
February	33.1	35	31	33	33	34
March	36.2	38	35	36	36	37
April	38.3		37	37	38	39
May	38.1		36	37	38	39
June	37.6		37	36	37	38
July	36.1		36	35	36	36
August	35.6		37	34	35	36
September	34.8		36	34	35	34
October	33.2		34	32	33	34
November	30.8		32	30	29	32
December	30.1		32	29	30	29
Average	34.6	34.7	34.3	33.9	34.0	34.8

7th highest temperature of India

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	21.7	23	21	23	23	22
February	22.0	24	21	22	21	22
March	24.2	25	24	24	24	25
April	26.9		26	27	27	27
May	27.0		26	27	27	28
June	27.2		27	26	27	27
July	26.8		27	27	26	26
August	26.1		25	26	26	26
September	25.5		26	25	25	25
October	25.1		26	25	25	26
November	24.0		25	23	24	24
December	22.6		24	23	22	22
Average	24.7	23.6	24.8	24.7	24.8	25.0

63rd lowest temperature of India

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	3.4	2	1	2	12	2
February	0.8	0	3	4	0	0
March	0.5	0	0	2	0	0
April	0.5		0	1	0	1
May	0.9		2	2	2	0
June	1.4		2	2	2	2
July	2.0		2	2	2	3
August	2.9		1	5	4	1
September	2.4		2	2	0	5
October	5.9		2	4	7	0
November	11.5		5	9	24	8
December	6.5		4	6	4	17
Average	2.9	0.7	1.9	3.2	4.6	3.1

Precipitation during daylight period

Percentage of observations with observed rain, drizzle, snow or hail. Only observations between sunrise and sunset are taken into account.

Wind speed (knots)

Month	Average	2024	2023	2022	2021	2020
January	7.1	7	7	6	8	7
February	7.2	8	7	7	8	8
March	5.4	5	6	6	6	6
April	4.7		5	5	5	5
May	6.7		7	9	7	6
June	9.2		11	9	9	9
July	9.9		12	11	9	8
August	9.0		10	9	9	8
September	7.0		8	8	8	7
October	5.7		5	6	6	7
November	6.1		6	5	5	7
December	7.0		8	6	6	8
Average	7.1	6.8	7.8	7.3	7.1	7.2

7th highest wind speed of India

Average wind speed

Excluding wind gusts. Only observations between sunrise and sunset are taken into account.

Prevailing wind direction

Month	2024	2023	2022	2021	2020
January	052°	051°	051°	048°	064°
February	059°	059°	052°	054°	067°
March	074°	071°	040°	072°	084°
April		105°	121°	210°	111°
May		258°	270°	259°	277°
June		271°	270°	271°	280°
July		269°	272°	270°	268°
August		274°	269°	272°	274°
September		250°	274°	269°	270°
October		009°	307°	280°	282°
November		041°	025°	347°	035°
December		034°	017°	041°	030°

Prevailing wind direction

Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.