Climate Nappan (auto) 2020-2024

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

Calculated from historical METAR data of Nappan (auto) (CXNP) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	0.0	0	0	0	0	0
February	0.0	0	0	0	0	0
March	0.0	0	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	0.0		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

VFR conditions during daylight period

Percentage of observations where the VFR minimums for ceiling and visibility are met: visibility of 5 mi 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	0.0	0	0	0	0	0
February	0.0	0	0	0	0	0
March	0.0	0	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	0.0		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

Marginal VFR conditions or better during daylight period

Percentage of observations where the MVFR minimums for ceiling and visibility are met: visibility of 3⅛ mi 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	-1.7	-1	2	-2	-1	0
February	-1.8	0	-1	0	-1	1
March	3.2	5	3	4	5	3
April	9.2		11	10	10	8
May	15.0		15	17	15	15
June	20.4		19	21	23	22
July	24.4		26	25	22	25
August	24.0		22	24	25	25
September	20.0		21	20	20	20
October	14.8		16	17	15	14
November	7.4		6	9	8	10
December	2.1		4	3	3	5
Average	10.5	1.6	11.9	12.8	12.0	12.1

99th highest temperature of Canada

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	-9.4	-8	-5	-13	-6	-8
February	-9.2	-6	-12	-9	-8	-8
March	-5.4	-2	-4	-4	-5	-5
April	0.5		1	1	1	-1
May	4.4		4	6	4	5
June	10.2		11	11	12	11
July	14.5		18	15	14	15
August	14.1		14	15	15	14
September	10.3		12	10	12	9
October	5.7		8	7	6	5
November	-1.4		-2	1	0	1
December	-6.8		-3	-2	-6	-3
Average	1.7	-6.9	3.4	3.4	3.3	2.9

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	0.0	0	0	0	0	0
February	0.0	0	0	0	0	0
March	0.0	0	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	0.0		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

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	9.5	10	9	10	8	9
February	9.9	11	9	12	9	9
March	10.8	11	10	10	12	11
April	10.0		9	10	11	11
May	9.2		10	9	9	10
June	8.3		8	7	9	8
July	7.4		7	9	7	7
August	7.4		7	7	7	9
September	8.1		7	8	9	10
October	8.4		8	7	7	9
November	10.1		9	11	9	10
December	9.5		11	11	10	10
Average	9.1	10.5	8.4	8.9	8.8	9.3

99th highest wind speed of Canada

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	282°	343°	288°	335°	312°
February	307°	314°	258°	286°	241°
March	248°	341°	259°	248°	322°
April		297°	309°	335°	280°
May		271°	265°	285°	251°
June		322°	229°	227°	223°
July		217°	228°	245°	223°
August		217°	224°	231°	240°
September		265°	274°	220°	226°
October		250°	211°	294°	240°
November		255°	261°	260°	228°
December		260°	359°	276°	245°

Prevailing wind direction

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