Annual mean 13°C · wettest around December · prevailing wind W
Warmest
29.1 °C
Coldest
2.3 °C
Wettest
43%
Windiest
4.2 m/s
Prevailing
W
3.3 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in New Britain over the whole year is 13°C. July is the hottest month, with highs of about 29°C; January is the coldest, with lows of about -1°C. New Britain has no sharply defined rainy season: the chance of rain on a given day runs from 40% in October, the driest month, to 45% in December, the wettest. Winds in New Britain are highest in March, averaging 3.0 m/s (11 km/h), and lightest in July, at 1.7 m/s (6 km/h). The prevailing wind is from the W. The clearest skies in New Britain come in July, when the sky is typically 36% covered; May is the cloudiest month, at 51%.
Month by month New Britain climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
3°C
-1°C
-3°C
42%
50%
2.7 m/s
1
0
8
February
5°C
0°C
0°C
45%
46%
2.5 m/s
3
0
18
March
9°C
3°C
4°C
43%
45%
3.0 m/s
9
0
35
April
15°C
8°C
11°C
43%
49%
2.8 m/s
30
3
60
May
20°C
13°C
18°C
44%
51%
2.3 m/s
59
17
64
June
26°C
18°C
25°C
42%
38%
2.1 m/s
61
45
35
July
29°C
22°C
30°C
43%
36%
1.7 m/s
26
64
6
August
27°C
20°C
28°C
41%
39%
1.7 m/s
42
60
15
September
24°C
16°C
23°C
42%
41%
1.8 m/s
67
37
45
October
18°C
11°C
16°C
40%
45%
1.9 m/s
54
10
71
November
11°C
4°C
7°C
41%
38%
2.3 m/s
14
0
44
December
5°C
1°C
1°C
45%
49%
2.3 m/s
1
0
16
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short New Britain weather by season
Year round, New Britain has days of about 3°C at their warmest in January, its coolest month, and 29°C in July, its warmest; the coolest hours of the day run from -1°C to 22°C through the year, and the average temperature over the year is 13°C around the clock. Rain is most likely around December and least likely around October. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
New Britain weather in winterDecember to February
High 4°CLow -0°CRain 44%
Winter in New Britain has typical daily highs of about 4°C and lows of about -0°C, with a 44% chance of rain on a given day.
New Britain weather in springMarch to May
High 15°CLow 8°CRain 43%
Spring in New Britain has typical daily highs of about 15°C and lows of about 8°C, with a 43% chance of rain on a given day.
New Britain weather in summerJune to August
High 27°CLow 20°CRain 42%
Summer in New Britain has typical daily highs of about 27°C and lows of about 20°C, with a 42% chance of rain on a given day.
New Britain weather in autumnSeptember to November
High 17°CLow 10°CRain 41%
Autumn in New Britain has typical daily highs of about 17°C and lows of about 10°C, with a 41% chance of rain on a given day.
When is the rainy season in New Britain?
New Britain has no sharply defined rainy season: the chance of rain on a given day runs from 40% in October, the driest month, to 45% in December, the wettest.
What time of year is New Britain windiest?
Winds in New Britain are highest in March, averaging 3.0 m/s (11 km/h), and lightest in July, at 1.7 m/s (6 km/h). The prevailing wind is from the W.
What is the average temperature in New Britain year round?
The average temperature in New Britain over the whole year is 13°C. July is the hottest month, with highs of about 29°C; January is the coldest, with lows of about -1°C.