Bora Bora (French Polynesia) vs Saint John (Canada): Temperature, Rainfall and Sunshine

Reference period: Bora Bora 2013–2023 · Saint John 2013–2023

Bora Bora (French Polynesia) has a higher monthly mean temperature than Saint John (Canada) in every month of the year.

Key monthly differences

Warmest month

Bora Bora
March · 24.50 °C
Saint John
August · 17.10 °C

Coolest month

Bora Bora
August, September · 22.64 °C
Saint John
February · -3.02 °C

Driest month

Bora Bora
July · 2.00 mm/day
Saint John
March · 1.66 mm/day

Sunniest month

Bora Bora
November · 10.84 hours/day
Saint John
July · 9.07 hours/day
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Climate Compare: Saint John (Canada)
Climate Compare: Bora Bora (French Polynesia)

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Climate comparison questions

When are the temperatures most similar and most different?

The smallest difference in monthly mean temperature is 5.54 °C (August); the largest is 27.15 °C (February).

How much do temperatures vary across the year?

The difference between the warmest and coolest monthly means is 1.86 °C in Bora Bora (French Polynesia) and 20.12 °C in Saint John (Canada). This describes seasonal variation, not the range between daytime highs and nighttime lows.

Which location has more rainfall?

Bora Bora (French Polynesia) has a higher daily rainfall average in 9 months and Saint John (Canada) in 3; 0 months are equal at the displayed precision. Rainfall amounts do not tell us how many days it rains.

Which location has more sunshine?

Bora Bora (French Polynesia) has more average sunshine hours per day in 12 months and Saint John (Canada) in 0; 0 months are equal at the displayed precision. Sunshine duration is different from daylight duration.

Climate data notes

Show data and calculation

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.

Mean of the 12 monthly averages

Monthly climate data

Difference: Saint John (Canada) minus Bora Bora (French Polynesia)

Temperature °C

Month Bora Bora Saint John +/-
Jan 23.91 −1.90 −25.81
Feb 24.13 −3.02 −27.15
Mar 24.50 −1.50 −26.00
Apr 24.45 2.05 −22.40
May 24.18 5.91 −18.26
Jun 23.56 10.64 −12.93
Jul 23.02 15.95 −7.07
Aug 22.64 17.10 −5.54
Sep 22.64 13.99 −8.65
Oct 22.98 9.28 −13.70
Nov 23.44 4.66 −18.78
Dec 23.91 0.24 −23.67
Annual mean 23.61 6.12 −17.50

Average sunshine (hours/day)

Month Bora Bora Saint John +/-
Jan 9.53 3.70 −5.83
Feb 9.72 4.70 −5.02
Mar 10.27 6.43 −3.84
Apr 9.98 6.74 −3.24
May 9.67 8.33 −1.34
Jun 9.67 7.81 −1.86
Jul 9.87 9.07 −0.80
Aug 9.98 8.46 −1.53
Sep 10.63 7.07 −3.56
Oct 10.80 5.34 −5.46
Nov 10.84 3.86 −6.98
Dec 10.42 3.02 −7.40
Annual mean 10.12 6.21 −3.91

Average daily rainfall (mm/day)

Month Bora Bora Saint John +/-
Jan 10.66 2.47 −8.19
Feb 9.75 1.71 −8.04
Mar 5.10 1.66 −3.43
Apr 5.55 2.62 −2.92
May 3.50 2.62 −0.88
Jun 3.19 3.18 −0.01
Jul 2.00 2.70 +0.70
Aug 2.23 3.03 +0.80
Sep 2.41 3.95 +1.54
Oct 4.64 3.15 −1.50
Nov 6.69 3.93 −2.76
Dec 7.67 2.27 −5.40
Annual mean 5.28 2.78 −2.51

Snow (mm)

Month Bora Bora Saint John +/-
Jan 0.00 19.32 +19.32
Feb 0.00 18.79 +18.79
Mar 0.00 14.35 +14.35
Apr 0.00 6.91 +6.91
May 0.00 1.16 +1.16
Jun 0.00 0.20 +0.20
Jul 0.00 0.00 0.00
Aug 0.00 0.00 0.00
Sep 0.00 0.00 0.00
Oct 0.00 0.10 +0.10
Nov 0.00 3.59 +3.59
Dec 0.00 12.13 +12.13
Annual mean 0.00 6.38 +6.38
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