Statistics Bowman Regional Airport 2019-2023

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

Calculated from historical METAR data of Bowman Regional Airport (KBWW) between 2019 and 2023.

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VFR conditions (%)

Month	Average	2023	2022	2021	2020	2019
January	72.5	71	82	69	69
February	80.1	80	85	75	81
March	70.4	50	79	80	70
April	76.3	80	64	75	87
May	81.4	84	83	74	85
June	91.4	88	88	97	92
July	93.1	87	95	92	99
August	92.1	89	91	91	97
September	90.6		94	98	93	72
October	76.8		84	76	78	70
November	77.0		69	90	87	64
December	71.1		52	77	80	68
Average	79.7	79.1	82.2	83.2	85.7	68.3

1,118th best VFR conditions of United States

VFR conditions during daylight period

Percentage of observations where the VFR minimums for ceiling and visibility are met:

Visibility: 5 mi or more
Ceiling: 3,000 ft or more

Only observations between sunrise and sunset are taken into account.

Marginal VFR conditions (%)

Month	Average	2023	2022	2021	2020	2019
January	82.8	80	90	79	83
February	90.8	86	93	91	94
March	82.1	67	87	90	83
April	88.8	95	76	94	91
May	88.3	87	91	83	93
June	95.8	93	93	100	97
July	96.6	94	99	95	100
August	95.6	94	97	95	97
September	93.7		97	98	96	80
October	86.5		93	82	86	86
November	87.0		80	97	95	77
December	78.8		64	86	88	72
Average	87.8	87.4	89.5	90.9	92.2	78.9

Marginal VFR conditions or better during daylight period

Percentage of observations where the MVFR minimums for ceiling and visibility are met:

Visibility: 3⅛ mi or more
Ceiling: 1,000 ft or more

Only observations between sunrise and sunset are taken into account.

Maximum temperatures (°C)

Month	Average	2023	2022	2021	2020	2019
January	0.4	0	0	2	0
February	-1.2	1	0	-6	2
March	6.4	-1	8	11	8
April	11.7	12	10	14	11
May	19.4	23	18	19	19
June	26.2	26	24	29	26
July	29.5	28	29	32	29
August	29.6	28	31	30	30
September	24.4		26	27	23	21
October	12.6		16	16	10	9
November	6.0		2	10	9	4
December	0.8		-6	1	5	1
Average	13.2	14.5	13.8	15.4	14.6	7.6

2,052nd highest temperature of United States

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month	Average	2023	2022	2021	2020	2019
January	-10.6	-9	-12	-7	-10
February	-12.3	-10	-13	-16	-8
March	-6.1	-10	-6	-3	-4
April	-2.1	-1	-3	0	-3
May	6.0	8	5	5	6
June	12.3	13	11	13	12
July	14.7	14	15	17	14
August	13.9	14	15	14	14
September	9.1		10	10	8	10
October	1.0		3	4	-1	-2
November	-5.0		-8	-3	-4	-5
December	-10.4		-14	-11	-7	-8
Average	0.9	2.4	0.8	1.9	1.6	-3.7

359th lowest temperature of United States

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2023	2022	2021	2020	2019
January	3.9	5	6	2	3
February	7.2	9	6	8	7
March	5.3	12	5	1	4
April	8.4	4	15	6	9
May	3.8	4	5	4	3
June	2.1	5	2	1	1
July	0.6	1	0	1	1
August	1.9	3	1	2	1
September	2.5		0	3	1	7
October	5.8		2	5	6	11
November	5.1		11	2	3	5
December	9.6		26	11	3	5
Average	4.9	5.0	5.5	3.4	3.2	7.2

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	2023	2022	2021	2020	2019
January	12.7	10	16	13	12
February	13.6	13	16	13	12
March	13.3	12	15	14	12
April	14.4	14	17	13	14
May	12.3	10	13	12	14
June	11.4	9	12	12	12
July	9.9	10	10	11	10
August	10.1	10	9	11	10
September	11.4		11	10	12	13
October	13.8		13	13	14	15
November	13.7		15	14	13	13
December	12.2		12	13	13	12
Average	12.3	10.9	13.2	12.2	12.3	13.2

2,052nd highest wind speed of United States

Average wind speed

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

Prevailing wind direction

Month	2023	2022	2021	2020	2019
January	281°	292°	292°	286°
February	289°	298°	294°	279°
March	044°	305°	290°	294°
April	310°	330°	320°	310°
May	128°	300°	134°	188°
June	112°	265°	014°	284°
July	334°	297°	131°	155°
August	313°	114°	277°	076°
September		329°	288°	294°	277°
October		309°	318°	290°	306°
November		289°	292°	270°	303°
December		308°	265°	289°	271°

Prevailing wind direction

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