Climate Julius Nyerere International Airport 2020-2024

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

Calculated from historical METAR data of Julius Nyerere International Airport (HTDA) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	65.9	82	82	73	54	69
February	66.9	80	81	81	69	60
March	71.4	74	87	84	75	69
April	59.6		69	82	56	50
May	69.2		81	91	73	66
June	75.9		86	89	83	82
July	72.2		86	71	84	84
August	70.6		86	89	72	80
September	68.5		79	82	77	77
October	66.5		82	87	72	74
November	60.6		74	78	73	55
December	64.2		77	90	83	58
Average	68.7	78.5	81.0	83.0	72.5	68.5

10th best VFR conditions of Tanzania

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	98.8	98	99	99	100	98
February	98.8	99	99	99	99	97
March	98.0	97	98	99	99	96
April	96.9		95	98	99	97
May	98.2		100	99	99	99
June	99.1		98	100	100	100
July	98.2		99	99	98	99
August	96.5		98	99	94	98
September	97.5		98	99	98	96
October	97.1		99	98	98	97
November	97.3		97	99	96	97
December	97.8		98	100	98	99
Average	97.9	98.0	98.2	98.9	98.0	97.6

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	31.8	31	32	32	32	32
February	32.5	33	32	32	32	33
March	32.5	33	32	33	33	33
April	30.5		31	31	30	30
May	30.0		31	31	30	30
June	29.8		30	30	30	30
July	29.4		30	28	30	29
August	30.0		30	30	30	30
September	30.8		31	30	31	31
October	31.1		32	31	32	31
November	31.4		31	32	33	30
December	32.1		32	32	32	32
Average	31.1	32.3	30.9	30.8	31.2	30.9

1st highest temperature of Tanzania

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	23.2	22	25	25	22	19
February	23.4	25	26	23	23	22
March	22.6	25	24	22	24	21
April	20.4		22	20	23	17
May	21.1		22	21	21	20
June	19.4		22	20	18	21
July	18.9		19	18	20	19
August	17.9		20	18	19	19
September	19.4		21	19	19	19
October	21.5		22	21	21	22
November	21.7		23	24	24	15
December	22.9		25	23	24	25
Average	21.3	24.1	22.4	20.9	21.4	19.8

14th lowest temperature of Tanzania

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	4.5	11	3	5	6	5
February	2.7	1	2	3	5	5
March	3.4	5	5	4	1	5
April	15.2		20	9	18	18
May	9.2		6	3	4	6
June	2.7		7	1	4	0
July	2.2		3	7	1	2
August	2.1		1	5	1	2
September	3.2		4	4	3	2
October	5.1		2	1	3	6
November	6.0		13	2	5	10
December	4.7		7	3	7	3
Average	5.1	5.8	6.0	3.7	4.6	5.4

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	10.5	9	9	10	12	11
February	9.4	10	9	8	10	9
March	7.6	7	9	9	9	7
April	7.4		7	7	10	6
May	8.8		8	9	11	8
June	9.8		8	11	11	9
July	10.8		11	9	13	10
August	9.4		11	8	10	10
September	9.5		10	9	11	10
October	8.7		9	9	10	7
November	7.6		6	9	10	6
December	8.7		8	8	7	9
Average	8.9	8.4	8.8	8.7	10.4	8.5

1st highest wind speed of Tanzania

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	010°	036°	033°	030°	006°
February	028°	041°	029°	029°	009°
March	154°	061°	045°	051°	149°
April		182°	170°	189°	163°
May		172°	180°	181°	161°
June		177°	177°	172°	158°
July		172°	166°	175°	158°
August		157°	144°	152°	131°
September		126°	130°	134°	112°
October		105°	109°	100°	097°
November		136°	073°	081°	088°
December		038°	058°	070°	049°

Prevailing wind direction

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