Ottawa Airport (YOW):
PRECIPITATION ANALYSES
Times in Eastern Standard Time (EST = GMT-5)
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LIVE OBSERVATIONS at Ottawa Airport (YOW) - Wednesday, December 10, 2025 at 14:00 EST
TODAY: |
Wednesday Totals + Records |
Total |
Normal |
RecHi |
YY |
|
| Snow: |
0.0 |
cm |
0.0 |
cm |
15.0 |
cm |
2014 |
|
| -Water Equivalent: |
0.0 |
mm |
0.0 |
mm |
0.0 |
mm |
2017 |
|
| Rain: |
0.0 |
mm |
0.0 |
mm |
36.1 |
mm |
1952 |
|
| Total Precipitation: |
0.0 |
mm |
0.0 |
mm |
36.1 |
mm |
1952 |
|
| |
|
YESTERDAY: |
Tuesday Totals + Records |
Total |
Normal |
RecHi |
YY |
|
| Snow: |
1.8 |
cm |
0.0 |
cm |
22.6 |
cm |
1970 |
|
| -Water Equivalent: |
1.4 |
mm |
0.0 |
mm |
0.0 |
mm |
2017 |
|
| Rain: |
0.0 |
mm |
0.0 |
mm |
24.9 |
mm |
1973 |
|
| Total Precipitation: |
1.4 |
mm |
0.0 |
mm |
43.7 |
mm |
1973 |
|
| |
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TOMORROW: |
Thursday All-Time Records |
|
Normal |
RecHi |
YY |
|
| Snow: |
|
0.0 |
cm |
22.4 |
cm |
1992 |
|
| -Water Equivalent: |
|
0.0 |
mm |
0.0 |
mm |
2017 |
|
| Rain: |
|
0.0 |
mm |
25.2 |
mm |
2003 |
|
| Total Precipitation: |
|
0.0 |
mm |
25.2 |
mm |
2003 |
|
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|
THIS MONTH: |
December Totals + Records |
Dec |
Normal |
Diff. |
RecHi |
YY |
RecLo |
YY |
|
| Snow: |
7.8 |
cm |
0.0 |
cm |
|
cm |
61.8 |
cm |
2024 |
0.0 |
cm |
2024 |
|
| -Water Equivalent: |
4.7 |
mm |
0.0 |
mm |
|
mm |
44.2 |
mm |
2024 |
0.0 |
mm |
2017 |
|
| Rain: |
0.0 |
mm |
0.0 |
mm |
|
mm |
82.0 |
mm |
2022 |
0.0 |
mm |
2018 |
|
| Total Precipitation: |
4.7 |
mm |
0.0 |
mm |
|
mm |
82.0 |
mm |
2022 |
0.0 |
mm |
2018 |
|
|
Daily Extremes + Records |
Max |
Day |
RecHi |
YY-DD |
|
| Daily Snow: |
0.0 |
cm |
01 |
0.0 |
cm |
2017-01 |
|
| -Water Equivalent: |
0.0 |
mm |
01 |
0.0 |
mm |
2017-01 |
|
| Daily Rain: |
0.0 |
mm |
01 |
14.1 |
mm |
2022-31 |
|
| Daily Total Precipitation: |
0.0 |
mm |
01 |
14.1 |
mm |
2022-31 |
|
| |
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LAST MONTH: |
November Totals + Records |
Nov |
Normal |
Diff. |
RecHi |
YY |
RecLo |
YY |
|
| Snow: |
32.5 |
cm |
0.0 |
cm |
|
cm |
32.5 |
cm |
2025 |
0.0 |
cm |
2025 |
|
| -Water Equivalent: |
23.8 |
mm |
0.0 |
mm |
|
mm |
23.8 |
mm |
2025 |
0.0 |
mm |
2017 |
|
| Rain: |
41.8 |
mm |
0.0 |
mm |
|
mm |
123.0 |
mm |
2022 |
0.0 |
mm |
2017 |
|
| Total Precipitation: |
65.6 |
mm |
0.0 |
mm |
|
mm |
123.0 |
mm |
2022 |
0.0 |
mm |
2017 |
|
|
Daily Extremes + Records |
Max |
Day |
RecHi |
YY-DD |
|
| Daily Snow: |
5.4 |
cm |
30 |
5.4 |
cm |
2025-30 |
|
| -Water Equivalent: |
4.0 |
mm |
30 |
4.0 |
mm |
2025-30 |
|
| Daily Rain: |
0.0 |
mm |
01 |
14.0 |
mm |
2022-30 |
|
| Daily Total Precipitation: |
4.0 |
mm |
30 |
14.0 |
mm |
2022-30 |
|
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NEXT MONTH: |
January Totals + Records |
Jan |
Normal |
Diff. |
RecHi |
YY |
RecLo |
YY |
|
| Snow: |
|
|
0.0 |
cm |
|
|
133000762.5 |
cm |
2017 |
-0.1 |
cm |
2017 |
|
| -Water Equivalent: |
|
|
0.0 |
mm |
|
|
185002399.4 |
mm |
2017 |
-108178981.5 |
mm |
2015 |
|
| Rain: |
|
|
0.0 |
mm |
|
|
97518621.6 |
mm |
2017 |
-108178981.2 |
mm |
2015 |
|
| Total Precipitation: |
|
|
0.0 |
mm |
|
|
176910475.6 |
mm |
2017 |
-108729535.2 |
mm |
2015 |
|
|
Daily All-Time Records |
|
RecHi |
YY-DD |
|
| Daily Snow: |
|
2.0 |
cm |
2025-30 |
|
| -Water Equivalent: |
|
0.8 |
mm |
2025-30 |
|
| Daily Rain: |
|
5.1 |
mm |
2017-27 |
|
| Daily Total Precipitation: |
|
16.1 |
mm |
2017-03 |
|
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|
THIS YEAR: |
Annual Totals + Records |
2025 |
Normal |
Diff. |
RecHi |
YY |
RecLo |
YY |
|
| Snow: |
243.2 |
cm |
0.0 |
cm |
|
cm |
188117182.2 |
cm |
2017 |
-0.1 |
cm |
2017 |
|
| -Water Equivalent: |
162.1 |
mm |
0.0 |
mm |
|
mm |
185002399.4 |
mm |
2016 |
-108213343.6 |
mm |
2128 |
|
| Rain: |
564.0 |
mm |
0.0 |
mm |
|
mm |
176910475.6 |
mm |
2017 |
-108212291.6 |
mm |
2016 |
|
| Total Precipitation: |
726.1 |
mm |
0.0 |
mm |
|
mm |
176910475.6 |
mm |
2016 |
-108729548.8 |
mm |
2015 |
|
|
Monthly Extremes + Records |
Max |
MM |
Min |
MM |
RecHi |
YY-MM |
RecLo |
YY-MM |
|
| Snow: |
109.3 |
cm |
Feb |
0.0 |
cm |
Feb |
188117182.2 |
cm |
2017-Feb |
-0.1 |
cm |
2017-Feb |
|
| -Water Equivalent: |
71.0 |
mm |
Feb |
0.0 |
mm |
May |
185002399.4 |
mm |
2016-Sep |
-108213343.6 |
mm |
2128-May |
|
| Rain: |
141.4 |
mm |
Oct |
1.2 |
mm |
Jan |
176910475.6 |
mm |
2017-Feb |
-108212291.6 |
mm |
2016-Feb |
|
| Total Precipitation: |
141.4 |
mm |
Oct |
23.5 |
mm |
Jan |
176910475.6 |
mm |
2016-Sep |
-108729548.8 |
mm |
2015-Feb |
|
|
Daily Extremes + Records |
Max |
M-DD |
RecHi |
Date |
|
| Daily Snow: |
9.0 |
cm |
Feb-27 |
9.0 |
cm |
2025-02-27 |
|
| -Water Equivalent: |
5.7 |
mm |
Feb-27 |
13554518.4 |
mm |
2014-01-31 |
|
| Daily Rain: |
30.9 |
mm |
Oct-30 |
57.2 |
mm |
2019-10-31 |
|
| Daily Total Precipitation: |
30.9 |
mm |
Oct-30 |
57.2 |
mm |
2019-10-31 |
|
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|
LAST YEAR: |
Annual Totals |
2025 |
Normal |
Diff. |
|
| Snow: |
61.8 |
cm |
0.0 |
cm |
|
cm |
|
| -Water Equivalent: |
44.2 |
mm |
0.0 |
mm |
|
mm |
|
| Rain: |
117.4 |
mm |
0.0 |
mm |
|
mm |
|
| Total Precipitation: |
161.6 |
mm |
0.0 |
mm |
|
mm |
|
|
Monthly Extremes |
Max |
MM |
Min |
MM |
|
| Snow: |
61.8 |
cm |
Dec |
0.0 |
cm |
Dec |
|
| -Water Equivalent: |
44.2 |
mm |
Dec |
0.0 |
mm |
Oct |
|
| Rain: |
52.1 |
mm |
Nov |
28.9 |
mm |
Oct |
|
| Total Precipitation: |
77.2 |
mm |
Dec |
28.9 |
mm |
Oct |
|
|
Daily Extremes |
Max |
M-DD |
|
| Daily Snow: |
0.0 |
cm |
Oct-07 |
|
| -Water Equivalent: |
0.0 |
mm |
Oct-07 |
|
| Daily Rain: |
3.4 |
mm |
Oct-31 |
|
| Daily Total Precipitation: |
3.4 |
mm |
Oct-31 |
|
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