Climate Gaua Island Airport 2020-2024

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

Calculated from historical METAR data of Sola Airport (NVSC) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	38.9	29	35	55	55	29
February	35.5	41	44	54	37	25
March	33.4	36	40	65	22	46
April	39.5		67	49	49	43
May	36.2		67	50	39	44
June	31.5		47	21	46	46
July	35.2		44	32	41	43
August	27.8		17	31	37	31
September	32.4		44	37	35	42
October	28.4		25	17	70	36
November	25.3		26	21	44	38
December	39.6		42	31	53	38
Average	36.7	35.8	40.9	37.0	43.7	37.4

6th best VFR conditions of Vanuatu

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	78.9	100	79	95	96	52
February	80.0	98	91	98	99	52
March	70.8	99	96	99	73	75
April	74.4		100	95	98	88
May	72.9		100	97	95	96
June	74.1		100	87	100	94
July	86.4		100	98	100	92
August	83.1		100	94	98	99
September	81.0		100	93	98	96
October	70.9		100	52	94	100
November	66.7		98	37	94	100
December	74.8		100	47	98	98
Average	86.4	98.7	97.2	79.8	94.9	82.8

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	30.2	31	30	32	31	30
February	30.1	32	30	30	31	31
March	30.7	31	30	31	30	32
April	30.0		31	31	31	30
May	29.2		30	30	30	30
June	28.9		28	30	30	29
July	28.6		28	30	30	28
August	28.5		27	30	29	29
September	29.0		29	30	29	30
October	29.3		29	30	31	30
November	29.6		29	31	31	30
December	30.2		30	31	31	31
Average	29.4	31.0	29.2	30.3	30.1	30.1

2nd highest temperature of Vanuatu

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	21.3	27	26	22	25	0
February	21.0	28	27	23	23	0
March	17.6	27	26	23	22	2
April	18.3		27	23	25	10
May	18.8		27	24	24	14
June	20.1		26	25	26	18
July	19.7		25	21	26	23
August	19.8		25	24	25	22
September	20.7		26	25	25	23
October	19.8		26	22	21	26
November	20.5		26	23	21	25
December	19.4		28	24	16	25
Average	21.4	27.3	26.2	23.3	23.1	15.7

5th lowest temperature of Vanuatu

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	7.0	8	19	5	5	5
February	7.5	4	18	10	8	4
March	7.5	9	11	12	12	6
April	9.0		9	8	3	23
May	4.1		2	8	8	1
June	7.1		9	6	4	18
July	7.6		21	2	4	13
August	6.5		15	4	7	1
September	5.4		8	7	10	5
October	6.8		16	4	14	7
November	3.9		6	4	6	9
December	3.2		2	1	6	9
Average	6.3	6.9	11.6	5.6	7.3	8.1

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	2.1	3	2	2	3	2
February	2.7	3	3	2	4	2
March	1.6	2	3	1	3	2
April	2.1		3	2	2	4
May	2.9		5	3	3	4
June	3.8		4	3	4	7
July	4.6		7	3	4	6
August	4.9		7	4	6	4
September	4.6		5	3	5	7
October	3.4		8	2	3	4
November	2.7		5	1	2	3
December	2.0		3	2	1	3
Average	3.0	2.2	4.6	2.2	3.3	3.6

2nd highest wind speed of Vanuatu

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	111°	219°	268°	341°	105°
February	317°	349°	266°	038°	088°
March	345°	356°	360°	065°	084°
April		012°	037°	104°	033°
May		106°	102°	095°	117°
June		122°	094°	116°	120°
July		119°	096°	118°	121°
August		122°	106°	115°	118°
September		115°	103°	121°	119°
October		139°	076°	080°	118°
November		120°	062°	096°	118°
December		116°	075°	017°	119°

Prevailing wind direction

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