Yearly weather

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

Temperatures

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Maximum Temperatures

Minimum Temperatures

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

Conditions

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Sunny Weather

Period	Rockford
Jan	2.2 hours/day
Feb	3.2 hours/day
Mar	3.7 hours/day
Apr	4.0 hours/day
May	5.0 hours/day
Jun	7.1 hours/day
Jul	7.2 hours/day
Aug	6.8 hours/day
Sep	7.0 hours/day
Oct	4.6 hours/day
Nov	4.0 hours/day
Dec	2.9 hours/day
Average	4.8 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

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a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a

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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Rockford08:38

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

Weather in Rockford

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Daily Forecast

Yearly weather

Temperatures

Conditions

Astronomy

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Period	Rockford
Jan	-2.1°C
Feb	0.6°C
Mar	7.9°C
Apr	13.2°C
May	20.3°C
Jun	25.6°C
Jul	27.1°C
Aug	26.7°C
Sep	24.6°C
Oct	16.3°C
Nov	7.7°C
Dec	2.6°C
Average	14.2°C

Period	Rockford
Jan	-9.0°C
Feb	-7.4°C
Mar	-0.8°C
Apr	3.7°C
May	10.4°C
Jun	15.6°C
Jul	17.8°C
Aug	16.6°C
Sep	13.4°C
Oct	6.8°C
Nov	-0.3°C
Dec	-3.8°C
Average	5.3°C

Period	Rockford
Jan	2.6mm
Feb	2.6mm
Mar	3.6mm
Apr	4.5mm
May	5.2mm
Jun	4.2mm
Jul	3.4mm
Aug	2.8mm
Sep	3.6mm
Oct	3.3mm
Nov	2.4mm
Dec	2.1mm
Average	3.4mm

Period	Rockford
Jan	21.4km/h
Feb	22.6km/h
Mar	24.7km/h
Apr	24.4km/h
May	21.0km/h
Jun	19.6km/h
Jul	16.2km/h
Aug	16.7km/h
Sep	18.8km/h
Oct	22.7km/h
Nov	22.6km/h
Dec	21.8km/h
Average	21.0km/h

Period	Rockford
Jan	83.1%
Feb	81.3%
Mar	73.4%
Apr	73.7%
May	76.0%
Jun	78.0%
Jul	83.3%
Aug	80.8%
Sep	74.0%
Oct	69.3%
Nov	72.7%
Dec	76.1%
Average	76.8%

Period	Rockford
Jan	7:21
Feb	6:52
Mar	6:44
Apr	6:15
May	5:35
Jun	5:21
Jul	5:35
Aug	6:05
Sep	6:37
Oct	7:11
Nov	6:56
Dec	7:18
Average	6:30

Period	Rockford
Jan	16:51
Feb	17:29
Mar	18:43
Apr	19:39
May	20:11
Jun	20:34
Jul	20:29
Aug	19:55
Sep	19:05
Oct	18:13
Nov	16:44
Dec	16:26
Average	18:42

Period	Rockford
Jan	9:30 hours
Feb	10:29 hours
Mar	11:43 hours
Apr	12:39 hours
May	13:11 hours
Jun	13:34 hours
Jul	13:29 hours
Aug	12:55 hours
Sep	12:05 hours
Oct	11:02 hours
Nov	9:44 hours
Dec	9:08 hours
Average	11:36 hours