Climate Manuae Airport 2020-2024

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

Calculated from historical METAR data of Aitutaki Airport (NCAI) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	11.6	53	0	0	0
February	13.8	69	0	0	0	0
March	9.3	74	0	0	0	0
April	0.0		0	0	0	0
May	0.0		0	0	0	0
June	0.0		0	0	0	0
July	3.2		0	0	0	0
August	1.8		0	0	0	0
September	2.0		8	0	0	0
October	0.3		2	0	0	0
November	1.9		9	0	0	0
December	2.1		12	0	0	0
Average	10.4	64.2	2.6

2nd best VFR conditions of Cook Islands

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	12.6	57	0	0	0
February	14.7	74	0	0	0	0
March	9.4	74	0	0	0	0
April	0.0		0	0	0	0
May	0.0		0	0	0	0
June	0.0		0	0	0	0
July	6.5		0	0	0	0
August	2.7		0	0	0	0
September	5.1		20	0	0	0
October	0.4		2	0	0	0
November	2.1		10	0	0	0
December	2.4		13	0	0	0
Average	12.8	67.5	3.9

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	28.7	29	29	29	30
February	29.4	30	30	30	30	28
March	29.8	30	30	30	30	30
April	28.9		29	30	30	26
May	28.0		28	29	28	29
June	26.8		28	28	27	26
July	26.5		27	26	27	26
August	26.5		27	26	27	26
September	26.5		26	27	27	26
October	26.8		27	27	27	27
November	27.3		27	27	28	28
December	28.3		28	29	29	29
Average	27.7	29.6	27.9	28.1	28.5	27.3

3rd highest temperature of Cook Islands

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	24.6	25	25	25	25
February	25.2	26	27	26	25	26
March	25.2	25	26	25	25	25
April	24.5		24	26	25	23
May	23.6		24	24	24	23
June	23.2		23	25	23	23
July	22.8		24	23	24	23
August	23.0		24	22	23	23
September	22.7		23	23	24	22
October	22.5		24	24	20	24
November	23.1		23	22	25	24
December	24.6		25	25	25	25
Average	23.6	25.0	24.2	24.1	24.1	23.3

8th lowest temperature of Cook Islands

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	1.8	8	0	0	0
February	1.9	10	0	0	0	0
March	0.3	3	0	0	0	0
April	0.0		0	0	0	0
May	0.0		0	0	0	0
June	0.0		0	0	0	0
July	0.0		0	0	0	0
August	0.1		0	0	0	0
September	0.0		0	0	0	0
October	0.0		0	0	0	0
November	0.0		0	0	0	0
December	0.0		0	0	0	0
Average	0.9	7.1	0.0

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	6.9	11	4	5	7
February	5.7	9	2	5	6	4
March	4.9	8	3	4	6	4
April	5.6		5	5	5	6
May	6.2		6	4	7	7
June	6.6		4	6	7	9
July	8.0		5	8	8	7
August	6.9		5	7	7	8
September	7.9		10	7	7	7
October	9.0		13	7	6	8
November	8.7		16	8	6	6
December	6.7		13	4	5	5
Average	7.5	9.4	7.3	5.8	6.4	6.7

3rd highest wind speed of Cook Islands

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	138°	086°	099°	067°
February	127°	109°	114°	341°	160°
March	122°	070°	096°	074°	015°
April		152°	131°	063°	079°
May		149°	104°	092°	079°
June		124°	139°	104°	111°
July		126°	152°	074°	097°
August		140°	150°	074°	093°
September		150°	140°	084°	094°
October		154°	140°	158°	103°
November		149°	150°	138°	090°
December		148°	096°	113°	073°

Prevailing wind direction

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