St. John's (Canada) vs Trobriand Islands (Papua New Guinea): Temperature, Rainfall and Sunshine

Trobriand Islands (Papua New Guinea) has a higher monthly mean temperature than St. John's (Canada) in every month of the year.

Key monthly differences
Key monthly differences St. John's Trobriand Islands
Warmest months (mean temperature) (°C) August: 17.10 December: 27.76
Coolest months (mean temperature) (°C) February: -3.02 August: 26.22
Months with the lowest daily rainfall average (mm/day) March: 1.66 November: 5.68
Months with the most daily sunshine (hours/day) July: 9.07 November: 10.27
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Climate Compare: Trobriand Islands (Papua New Guinea)
Climate Compare: St. John's (Canada)
Compare the climate of two locations

Climate comparison questions

When are the temperatures most similar and most different?

The smallest difference in monthly mean temperature is 9.12 °C (August); the largest is 30.73 °C (February).

How much do temperatures vary across the year?

The difference between the warmest and coolest monthly means is 20.12 °C in St. John's (Canada) and 1.55 °C in Trobriand Islands (Papua New Guinea). This describes seasonal variation, not the range between daytime highs and nighttime lows.

Which location has more rainfall?

St. John's (Canada) has a higher daily rainfall average in 0 months and Trobriand Islands (Papua New Guinea) in 12; 0 months are equal at the displayed precision. Rainfall amounts do not tell us how many days it rains.

Which location has more sunshine?

St. John's (Canada) has more average sunshine hours per day in 1 months and Trobriand Islands (Papua New Guinea) in 11; 0 months are equal at the displayed precision. Sunshine duration is different from daylight duration.

Data and measurement guide

Daily values are averaged separately for each calendar month over the saved reference period. Temperatures are daily means, not daytime highs. Rainfall is an average daily amount, not a monthly total; sunshine is average hours per day. These historical averages are not a weather forecast. Each location’s reference period is listed below and may differ.

  • St. John's (Canada) — Reference period: 2013–2023
  • Trobriand Islands (Papua New Guinea) — Reference period: 2013–2023

Source: Open-Meteo Historical Weather API

Monthly climate data

Difference: Trobriand Islands (Papua New Guinea) minus St. John's (Canada)

Temperature °C

Month St. John's Trobriand Islands +/-
Jan -1.90 27.70 29.60
Feb -3.02 27.71 30.73
Mar -1.50 27.63 29.14
Apr 2.05 27.45 25.40
May 5.91 27.31 21.39
Jun 10.64 26.71 16.07
Jul 15.95 26.37 10.42
Aug 17.10 26.22 9.12
Sep 13.99 26.28 12.29
Oct 9.28 26.90 17.61
Nov 4.66 27.47 22.81
Dec 0.24 27.76 27.53
⌀ Month 6.12 27.13 21.01

Average sunshine (hours/day)

Month St. John's Trobriand Islands +/-
Jan 3.70 8.67 4.98
Feb 4.70 8.69 3.99
Mar 6.43 8.67 2.24
Apr 6.74 8.60 1.87
May 8.33 9.05 0.72
Jun 7.81 8.23 0.42
Jul 9.07 8.67 -0.41
Aug 8.46 9.26 0.80
Sep 7.07 9.20 2.13
Oct 5.34 9.78 4.44
Nov 3.86 10.27 6.41
Dec 3.02 9.97 6.94
⌀ Month 6.21 9.09 2.88

Average daily rainfall (mm/day)

Month St. John's Trobriand Islands +/-
Jan 2.47 12.55 10.08
Feb 1.71 11.97 10.26
Mar 1.66 12.52 10.86
Apr 2.62 11.10 8.48
May 2.62 10.51 7.89
Jun 3.18 11.44 8.25
Jul 2.70 8.28 5.58
Aug 3.03 6.70 3.67
Sep 3.95 9.73 5.79
Oct 3.15 7.55 4.40
Nov 3.93 5.68 1.75
Dec 2.27 8.26 5.99
⌀ Month 2.78 9.69 6.92

Snow (mm)

Month St. John's Trobriand Islands +/-
Jan 19.32 0.00 -19.32
Feb 18.79 0.00 -18.79
Mar 14.35 0.00 -14.35
Apr 6.91 0.00 -6.91
May 1.16 0.00 -1.16
Jun 0.20 0.00 -0.20
Jul 0.00 0.00 0.00
Aug 0.00 0.00 0.00
Sep 0.00 0.00 0.00
Oct 0.10 0.00 -0.10
Nov 3.59 0.00 -3.59
Dec 12.13 0.00 -12.13
⌀ Month 6.38 0.00 -6.38