Ottawa Airport (YOW):
PRECIPITATION ANALYSES
Times in Eastern Daylight Time (EDT = GMT-4)
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LIVE OBSERVATIONS at Ottawa Airport (YOW) - Sunday, May 18, 2025 at 23:00 EDT
TODAY: |
Sunday Totals + Records |
Total |
Normal |
RecHi |
YY |
|
| Snow: |
0.0 |
cm |
0.0 |
cm |
29.9 |
cm |
2010 |
|
| -Water Equivalent: |
0.0 |
mm |
0.0 |
mm |
0.0 |
mm |
2017 |
|
| Rain: |
0.0 |
mm |
0.0 |
mm |
28.2 |
mm |
1973 |
|
| Total Precipitation: |
0.0 |
mm |
0.0 |
mm |
28.2 |
mm |
1973 |
|
| |
|
YESTERDAY: |
Saturday Totals + Records |
Total |
Normal |
RecHi |
YY |
|
| Snow: |
0.0 |
cm |
0.0 |
cm |
32.2 |
cm |
2021 |
|
| -Water Equivalent: |
0.0 |
mm |
0.0 |
mm |
0.0 |
mm |
2017 |
|
| Rain: |
4.2 |
mm |
0.0 |
mm |
36.6 |
mm |
1945 |
|
| Total Precipitation: |
4.2 |
mm |
0.0 |
mm |
36.6 |
mm |
1945 |
|
| |
|
TOMORROW: |
Monday All-Time Records |
|
Normal |
RecHi |
YY |
|
| Snow: |
|
0.0 |
cm |
29.3 |
cm |
2010 |
|
| -Water Equivalent: |
|
0.0 |
mm |
0.0 |
mm |
2017 |
|
| Rain: |
|
0.0 |
mm |
29.9 |
mm |
2010 |
|
| Total Precipitation: |
|
0.0 |
mm |
24.9 |
mm |
2006 |
|
| |
|
THIS MONTH: |
May Totals + Records |
May |
Normal |
Diff. |
RecHi |
YY |
RecLo |
YY |
|
| Snow: |
0.0 |
cm |
0.0 |
cm |
|
cm |
329011.1 |
cm |
2016 |
0.0 |
cm |
2016 |
|
| -Water Equivalent: |
0.0 |
mm |
0.0 |
mm |
|
mm |
1026.0 |
mm |
2014 |
-107650034.3 |
mm |
2016 |
|
| Rain: |
15.8 |
mm |
0.0 |
mm |
|
mm |
188.8 |
mm |
2017 |
-107650034.1 |
mm |
2016 |
|
| Total Precipitation: |
15.8 |
mm |
0.0 |
mm |
|
mm |
1024.9 |
mm |
2014 |
-108722904.8 |
mm |
2016 |
|
|
Daily Extremes + Records |
Max |
Day |
RecHi |
YY-DD |
|
| Daily Snow: |
0.0 |
cm |
01 |
0.0 |
cm |
2017-02 |
|
| -Water Equivalent: |
0.0 |
mm |
01 |
0.0 |
mm |
2017-02 |
|
| Daily Rain: |
0.0 |
mm |
01 |
38.6 |
mm |
2017-02 |
|
| Daily Total Precipitation: |
0.0 |
mm |
01 |
38.6 |
mm |
2017-02 |
|
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LAST MONTH: |
April Totals + Records |
Apr |
Normal |
Diff. |
RecHi |
YY |
RecLo |
YY |
|
| Snow: |
18.4 |
cm |
0.0 |
cm |
|
cm |
18.4 |
cm |
2025 |
0.0 |
cm |
2025 |
|
| -Water Equivalent: |
13.4 |
mm |
0.0 |
mm |
|
mm |
1042.0 |
mm |
2014 |
0.0 |
mm |
2015 |
|
| Rain: |
82.2 |
mm |
0.0 |
mm |
|
mm |
121.6 |
mm |
2017 |
0.0 |
mm |
2015 |
|
| Total Precipitation: |
95.6 |
mm |
0.0 |
mm |
|
mm |
1038.1 |
mm |
2014 |
0.0 |
mm |
2015 |
|
|
Daily Extremes + Records |
Max |
Day |
RecHi |
YY-DD |
|
| Daily Snow: |
0.0 |
cm |
01 |
0.0 |
cm |
2017-10 |
|
| -Water Equivalent: |
0.0 |
mm |
01 |
0.0 |
mm |
2017-10 |
|
| Daily Rain: |
8.2 |
mm |
29 |
33.0 |
mm |
2021-30 |
|
| Daily Total Precipitation: |
8.2 |
mm |
29 |
33.0 |
mm |
2021-30 |
|
| |
|
NEXT MONTH: |
June Totals + Records |
Jun |
Normal |
Diff. |
RecHi |
YY |
RecLo |
YY |
|
| Snow: |
|
|
0.0 |
cm |
|
|
0.0 |
cm |
2015 |
0.0 |
cm |
2015 |
|
| -Water Equivalent: |
|
|
0.0 |
mm |
|
|
1027.0 |
mm |
2014 |
0.0 |
mm |
2014 |
|
| Rain: |
|
|
0.0 |
mm |
|
|
139.4 |
mm |
2017 |
0.0 |
mm |
2015 |
|
| Total Precipitation: |
|
|
0.0 |
mm |
|
|
1023.5 |
mm |
2014 |
0.0 |
mm |
2015 |
|
|
Daily All-Time Records |
|
RecHi |
YY-DD |
|
| Daily Snow: |
|
0.0 |
cm |
2017-01 |
|
| -Water Equivalent: |
|
0.0 |
mm |
2017-01 |
|
| Daily Rain: |
|
34.7 |
mm |
2021-30 |
|
| Daily Total Precipitation: |
|
34.7 |
mm |
2021-30 |
|
| |
|
THIS YEAR: |
Annual Totals + Records |
2025 |
Normal |
Diff. |
RecHi |
YY |
RecLo |
YY |
|
| Snow: |
210.7 |
cm |
0.0 |
cm |
|
cm |
188117182.2 |
cm |
2017 |
-0.1 |
cm |
2017 |
|
| -Water Equivalent: |
138.3 |
mm |
0.0 |
mm |
|
mm |
185002399.4 |
mm |
2016 |
-108213343.6 |
mm |
2128 |
|
| Rain: |
126.9 |
mm |
0.0 |
mm |
|
mm |
176910475.6 |
mm |
2017 |
-108212291.6 |
mm |
2016 |
|
| Total Precipitation: |
265.2 |
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 |
18.4 |
cm |
Feb |
188117182.2 |
cm |
2017-Feb |
-0.1 |
cm |
2017-Feb |
|
| -Water Equivalent: |
71.0 |
mm |
Feb |
13.4 |
mm |
Apr |
185002399.4 |
mm |
2016-Sep |
-108213343.6 |
mm |
2128-May |
|
| Rain: |
82.2 |
mm |
Apr |
1.2 |
mm |
Jan |
176910475.6 |
mm |
2017-Feb |
-108212291.6 |
mm |
2016-Feb |
|
| Total Precipitation: |
95.6 |
mm |
Apr |
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: |
13.6 |
mm |
Mar-30 |
57.2 |
mm |
2019-10-31 |
|
| Daily Total Precipitation: |
13.6 |
mm |
Mar-30 |
57.2 |
mm |
2019-10-31 |
|
| |
|
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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