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Boise US

Yearly weather

Calculations are based on the last 8 years of historical weather data.

Temperatures

Maximum Temperatures

Minimum Temperatures

Maximum/minimum temperature averages are computed by averaging the max/min temperature of each day for a given period.

Conditions

Sunny Weather

Period	Boise
Jan	3.2 hours/day
Feb	3.6 hours/day
Mar	4.9 hours/day
Apr	6.8 hours/day
May	9.1 hours/day
Jun	11.3 hours/day
Jul	13.6 hours/day
Aug	11.8 hours/day
Sep	9.8 hours/day
Oct	7.6 hours/day
Nov	4.7 hours/day
Dec	3.0 hours/day
Average	7.5 hours/day

Sun hours are computed from the number of hours of direct sunlight. The length of the day can affect these measurements; for example, northern cities have longer days in summer.

Precipitation Levels

Average amount of precipitation that falls in a form of a rain, snow, sleet or hail.

Wind Speed

Humidity

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Astronomy

Sunrise Time

Sunrise times are output in the local timezone of each place.

Sunset Time

Sunset times are output in the local timezone of each place.

Useful Day Length

Discards daylight hours before 7 AM. In places that are located to the west of the timezone, the sun rises and sets later compared to the cities that are located to the east. This means that the useful day length is longer in the cities located to the west of the time zone.

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Weather in Boise

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Daily Forecast

Yearly weather

Temperatures

Conditions

Astronomy

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	Boise US
Today Fri May 23
Sat May 24
Sun May 25
Mon May 26
Tue May 27
Wed May 28
Thu May 29

Period	Boise
Jan	2.8°C
Feb	4.0°C
Mar	9.8°C
Apr	14.2°C
May	19.8°C
Jun	25.4°C
Jul	33.3°C
Aug	31.7°C
Sep	25.9°C
Oct	16.8°C
Nov	8.1°C
Dec	2.8°C
Average	16.2°C

Period	Boise
Jan	-3.6°C
Feb	-3.0°C
Mar	1.0°C
Apr	4.3°C
May	8.8°C
Jun	13.6°C
Jul	19.0°C
Aug	18.4°C
Sep	13.4°C
Oct	6.1°C
Nov	0.2°C
Dec	-3.4°C
Average	6.2°C

Period	Boise
Jan	2.5mm
Feb	4.1mm
Mar	2.4mm
Apr	1.2mm
May	1.5mm
Jun	0.9mm
Jul	0.1mm
Aug	0.3mm
Sep	0.5mm
Oct	0.9mm
Nov	2.0mm
Dec	4.5mm
Average	1.7mm

Period	Boise
Jan	14.1km/h
Feb	16.4km/h
Mar	17.6km/h
Apr	19.5km/h
May	17.8km/h
Jun	17.5km/h
Jul	16.7km/h
Aug	16.5km/h
Sep	15.9km/h
Oct	15.8km/h
Nov	14.4km/h
Dec	13.6km/h
Average	16.3km/h

Period	Boise
Jan	80.7%
Feb	75.0%
Mar	66.5%
Apr	55.5%
May	53.0%
Jun	43.8%
Jul	26.8%
Aug	28.4%
Sep	33.9%
Oct	45.9%
Nov	64.2%
Dec	78.1%
Average	54.3%

Period	Boise
Jan	8:13
Feb	7:43
Mar	7:34
Apr	7:02
May	6:20
Jun	6:04
Jul	6:19
Aug	6:51
Sep	7:25
Oct	8:01
Nov	7:49
Dec	8:11
Average	7:18

Period	Boise
Jan	17:36
Feb	18:15
Mar	19:31
Apr	20:29
May	21:04
Jun	21:28
Jul	21:22
Aug	20:46
Sep	19:54
Oct	19:00
Nov	17:29
Dec	17:11
Average	19:30

Period	Boise
Jan	9:23 hours
Feb	10:32 hours
Mar	11:58 hours
Apr	13:27 hours
May	14:04 hours
Jun	14:28 hours
Jul	14:22 hours
Aug	13:46 hours
Sep	12:29 hours
Oct	10:59 hours
Nov	9:40 hours
Dec	9:00 hours
Average	12:00 hours