Georgetown (Guyana) vs Ottawa (Canada): Temperature, Rainfall and Sunshine

Reference period: Georgetown 2013–2023 · Ottawa 2013–2023

Georgetown (Guyana) has a higher monthly mean temperature than Ottawa (Canada) in every month of the year.

Key monthly differences

Warmest month

Georgetown
September, October · 27.55 °C
Ottawa
July · 21.56 °C

Coolest month

Georgetown
January · 25.63 °C
Ottawa
January · -8.72 °C

Driest month

Georgetown
March · 3.32 mm/day
Ottawa
January · 0.87 mm/day

Sunniest month

Georgetown
September · 10.97 hours/day
Ottawa
July · 11.80 hours/day
Chart
Share
Share this climate chart on Share
Climate Compare: Ottawa (Canada)
Climate Compare: Georgetown (Guyana)

Choose another comparison

Climate comparison questions

When are the temperatures most similar and most different?

The smallest difference in monthly mean temperature is 4.65 °C (July); the largest is 34.34 °C (January).

How much do temperatures vary across the year?

The difference between the warmest and coolest monthly means is 1.93 °C in Georgetown (Guyana) and 30.28 °C in Ottawa (Canada). This describes seasonal variation, not the range between daytime highs and nighttime lows.

Which location has more rainfall?

Georgetown (Guyana) has a higher daily rainfall average in 12 months and Ottawa (Canada) in 0; 0 months are equal at the displayed precision. Rainfall amounts do not tell us how many days it rains.

Which location has more sunshine?

Georgetown (Guyana) has more average sunshine hours per day in 9 months and Ottawa (Canada) in 3; 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: Ottawa (Canada) minus Georgetown (Guyana)

Temperature °C

Month Georgetown Ottawa +/-
Jan 25.63 −8.72 −34.34
Feb 25.70 −7.85 −33.54
Mar 26.09 −2.56 −28.65
Apr 26.36 5.27 −21.09
May 26.21 13.56 −12.65
Jun 25.99 18.34 −7.65
Jul 26.21 21.56 −4.65
Aug 26.91 20.53 −6.38
Sep 27.55 16.67 −10.88
Oct 27.55 10.08 −17.48
Nov 26.78 1.98 −24.80
Dec 26.04 −3.64 −29.68
Annual mean 26.42 7.10 −19.32

Average sunshine (hours/day)

Month Georgetown Ottawa +/-
Jan 10.21 4.77 −5.44
Feb 10.19 5.77 −4.42
Mar 10.68 7.24 −3.44
Apr 10.17 8.04 −2.13
May 9.30 10.27 +0.97
Jun 9.34 10.38 +1.04
Jul 10.40 11.80 +1.40
Aug 10.88 10.52 −0.36
Sep 10.97 9.01 −1.96
Oct 10.40 6.11 −4.29
Nov 9.80 4.82 −4.98
Dec 9.61 3.67 −5.94
Annual mean 10.16 7.70 −2.46

Average daily rainfall (mm/day)

Month Georgetown Ottawa +/-
Jan 4.29 0.87 −3.43
Feb 4.51 0.88 −3.63
Mar 3.32 1.36 −1.96
Apr 5.38 2.98 −2.40
May 10.37 2.62 −7.75
Jun 11.55 3.70 −7.86
Jul 9.48 3.36 −6.12
Aug 6.42 3.28 −3.13
Sep 4.10 2.46 −1.63
Oct 4.44 3.47 −0.98
Nov 7.48 1.88 −5.60
Dec 8.07 1.25 −6.82
Annual mean 6.62 2.34 −4.28

Snow (mm)

Month Georgetown Ottawa +/-
Jan 0.00 11.26 +11.26
Feb 0.00 12.98 +12.98
Mar 0.00 7.47 +7.47
Apr 0.00 3.00 +3.00
May 0.00 0.08 +0.08
Jun 0.00 0.00 0.00
Jul 0.00 0.00 0.00
Aug 0.00 0.00 0.00
Sep 0.00 0.00 0.00
Oct 0.00 0.50 +0.50
Nov 0.00 4.60 +4.60
Dec 0.00 10.10 +10.10
Annual mean 0.00 4.17 +4.17