Lyttelton, New Zealand: Summary Report
Covering the period 1 December to 31 December

This report is automatically generated every day at Midnight until the end of the month


Maximums and minimums

Maximum temperature: +35.5 °C at 13:19:00 on 16 December
Minimum temperature: +5.9 °C at 05:49:00 on 27 December

Maximum humidity: 96 % at 07:54:00 on 13 December
Minimum humidity: 19 % at 16:35:00 on 30 December

Maximum dew point: +18 °C at 10:45:00 on 10 December
Minimum dew point: +0.4 °C at 09:35:00 on 31 December

Minimum wind chill: +4.4 °C at 05:11:00 on 27 December
Maximum heat index: +34.9 °C at 13:19:00 on 16 December

Maximum barometric pressure: 1030 hPa at 00:50:00 on 14 December
Minimum barometric pressure: 1001 hPa at 21:20:00 on 27 December

Maximum wind gust: 35.3 km/h from 216° at 15:20:00 on 17 December

Maximum indoor temperature: +27.1 °C at 19:36:00 on 11 December
Minimum indoor temperature: +12.2 °C at 19:46:00 on 28 December


Averages

Average temperature: +17.9 °C
Average maximum temperature: +24 °C
Average minimum temperature: +11.8 °C

Average humidity: 59.5 %
Average maximum humidity: 82 %
Average minimum humidity: 37 %

Average dew point: +8.7 °C
Average maximum dew point: +12.2 °C
Average minimum dew point: +5.3 °C

Average minimum wind chill: +11 °C
Average maximum heat index: +26.4 °C

Average barometric pressure: 1017.11 hPa
Average maximum barometric pressure: 1020.52 hPa
Average minimum barometric pressure: 1013.7 hPa

Average indoor temperature: +21.6 °C
Average maximum indoor temperature: +23.1 °C
Average minimum indoor temperature: +20.2 °C


Rainfall summary:
(Entries are for the 24 hours ENDING at the indicated date)

1st December - (1 mm)
10th December - (1 mm)
12th December - (3 mm)
13th December - (8 mm)
14th December - (2 mm)
15th December - (1 mm)
18th December - (14 mm)
20th December - (4 mm)
28th December - (1 mm)

Number of rain days: 9
Maximum peak rainfall rate: 3 mm/hour at 01:51:00 on 20 December
Total rainfall for December: 35 mm
Days since rain: 3
Last Rain amount: 1 mm

Average of daily peak wind gusts: 26.2 km/h
Average of daily peak wind gust direction: 115°