Yearly weather

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

Weather Score #

Heat Seeker Score is a composite score designed for those who crave hot, sunny weather with minimal rainfall. It prioritizes high temperatures and abundant sunshine.

Perfect for sun worshippers, beach lovers, and those seeking warm, dry climates for outdoor activities and relaxation.

Formula optimized for hot weather enthusiasts who prefer temperatures above 25°C (77°F) with maximum sun exposure and minimal precipitation.

Key factors in the calculation:

High temperatures: Favors locations with warm to hot daily highs
Abundant sunshine: Rewards areas with maximum daylight hours
Low precipitation: Penalizes frequent rain and wet conditions
Warm nights: Considers comfortable evening temperatures

Temperatures #

Derby experiences temperatures mostly outside of the ideal comfort range throughout the year
Temperatures in January, February, March, April, November and December can be uncomfortably cold
July and August have the most comfortable temperatures, with average highs around 20.7°C.

Maximum Temperatures

Minimum Temperatures

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

Conditions #

Derby experiences a cyclical pattern in sun hours, peaking in late spring and summer (May-Aug) around 3.6-3.8 hours and dropping to lows in winter (Dec-Jan) with only 1.4-2.0 hours
Precipitation is relatively consistent throughout the year, but tends to be slightly higher in the autumn and winter months (Oct-Dec), reaching its highest in October at 2.93mm
The driest months appear to be April with 1.56mm.

Sunny Weather

Period	Derby
Jan	2.0 hours/day
Feb	2.1 hours/day
Mar	2.4 hours/day
Apr	3.4 hours/day
May	3.7 hours/day
Jun	3.8 hours/day
Jul	3.6 hours/day
Aug	3.8 hours/day
Sep	3.3 hours/day
Oct	1.7 hours/day
Nov	1.9 hours/day
Dec	1.4 hours/day
Average	2.8 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

Daylight Hours #

Derby experiences its earliest sunrise at 04:41 in June and latest at 08:11 in December, while the earliest sunset occurs at 15:52 in December and the latest at 21:31 in June.
The shortest day in Derby is 07:41 in December, and the longest day is 16:50 in June, showing a significant difference in daylight hours across the year.

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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