Ontario Canada weather data
Online current and historical weather data/degree-days:
Ontario Canada Weather Data and Pest Models

All Available Networks
Other network tables for ON include: APRSWXNET, METAR,

see also: Oregon (past data), Medford OR grower network, Hood River OR grower network, Walla Walla VIeW OR grower network, Alaska, Hawaii, NW USA, SW USA, NE USA, SE USA, South Central USA, North Central USA, Great Lakes Central USA, and Canada
Daily and Interactive Degree-Day Maps
Ontario Canada base 32 degree-days to date
Degree-day & Phenology Model Calculator
 Also try the full-featured calculator/DD model (NW states only)
To calculate degree-days: Enter thresholds, calc. method, optional NWS forecast zone, and the location (click radio button below the location/year in the table), or click the "Calc" button.
Thresholds: lower: °F   upper: °F (or celsius °C:)   Calc. method:
Start (biofix) date:   End date: 
Forecast zipcode or city, state:
and
Ontario Canada All Available Networks weather station table new (click on most headers to SORT table)
# Location, link to weather, plant disease models and forecasts, map (if avail.) Recent %
good hourly data
Code, link to NWS recent weather Link to NWS forecast Network Latitude
(Decimal Degrees)
Longitude
(Decimal Degrees)
Elev.
(ft)
30 yr
avgs

2008
data
calc
2007
data
calc
2006
data
calc
2005
data
calc
 1. Acton 93 H0005 forecast WX4U43.6419 -80.07531299 AVG
2008
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 2. Alcona CW8082 79 C8082 forecast APRSWXNET44.3008 -79.56062559 AVG
2008
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 3. Bancroft Auto Wthr Rep 95 CWRK forecast METAR45.0667 -77.86671086 AVG
2008
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 4. BARRIEORO 94 CXBI forecast METAR44.4794 -79.5500948 AVG
2008
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 5. Batchawana Bay CW8824 89 C8824 forecast APRSWXNET46.9792 -84.7828628 AVG
2008
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 6. Beamsville CW2265 55 C2265 forecast APRSWXNET43.1758 -79.4717315 AVG
2008
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 7. Borden: Ont 95 CYBN forecast METAR44.2500 -79.9167732 AVG
2008
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 8. Burlington Piers 95 CWWB forecast METAR43.3000 -79.8000253 AVG
2008
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 9. CAMERON FALLS (AUT) 95 CXCA forecast METAR49.1500 -88.3500764 AVG
2008
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 10. Carleton Place CW3134 72 C3134 forecast APRSWXNET45.0942 -76.1178400 AVG
2008
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 11. KAPUSKASING CDA 95 CXKA forecast METAR49.4000 -82.4500715 AVG
2008
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 12. Chapleau: Ont 63 CYLD forecast METAR47.8167 -83.35001467 AVG
2008
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 13. Cobourg: Ont 95 CWNC forecast METAR43.9500 -78.1667256 AVG
2008
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 14. Collingwood Auto Wthr 89 CWCO forecast METAR44.5000 -80.2167591 AVG
2008
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 15. CYPRUS LAKE CS 95 CXCY forecast METAR45.2294 -81.5300623 AVG
2008
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 16. Delhi CS: Ont 95 CXDI forecast METAR42.8667 -80.5500761 AVG
2008
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 17. Dryden Airport 95 CYHD forecast METAR49.8331 -92.75001355 AVG
2008
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 18. EAR FALLS (AUT) 95 CXEA forecast METAR50.6300 -93.21941165 AVG
2008
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 19. Earlton: Ont 95 CYXR forecast METAR47.7000 -79.8500797 AVG
2008
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 20. EGBERT CS 95 CXET forecast METAR44.2294 -79.7800823 AVG
2008
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 21. Elliot Lk Supplementar 39 CYEL forecast METAR46.3500 -82.56671079 AVG
2008
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 22. ELORA RCS 94 CZEL forecast METAR43.6500 -80.42001234 AVG
2008
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 23. Ft Frances CW1890 25 C1890 forecast APRSWXNET48.6117 -93.41421099 AVG
2008
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 24. Geraldton: Ont 95 CYGQ forecast METAR49.7831 -86.93311145 AVG
2008
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 25. Goderich Auto Wthr Rep 95 CWGD forecast METAR43.7667 -81.7167702 AVG
2008
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 26. Gore Bay: Ont 95 CYZE forecast METAR45.8831 -82.5667633 AVG
2008
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 27. Grenadier Island 95 CWGH forecast METAR44.4167 -75.8500269 AVG
2008
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 28. Grimsby CW0156 50 C0156 forecast APRSWXNET43.2042 -79.5731318 AVG
2008
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 29. Hamilton Airport 95 CYHM forecast METAR43.1667 -79.9331778 AVG
2008
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 30. Hamilton CW5074 85 C5074 forecast APRSWXNET43.2289 -79.8658673 AVG
2008
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 31. Hamilton CW7553 30 C7553 forecast APRSWXNET43.2525 -79.9225312 AVG
2008
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 32. Hamilton 95 CXHM forecast METAR43.3000 -79.9167334 AVG
2008
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 33. HARROW CDA AUTO 95 CXHA forecast METAR42.0300 -82.9000627 AVG
2008
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 34. Kemptville 95 CXKE forecast METAR45.0000 -75.6331324 AVG
2008
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 35. Lagoon City 95 CWGL forecast METAR44.5331 -79.2167725 AVG
2008
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 36. Kirkland Lake 95 CXKI forecast METAR48.1500 -80.00001063 AVG
2008
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 37. London VE3TEJ 66 AS442 forecast APRSWXNET42.9364 -81.2403889 AVG
2008
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 38. London: Ont 95 CYXU forecast METAR43.0331 -81.1500912 AVG
2008
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 39. Long Pt Met Aeronauti 95 CWPS forecast METAR42.5667 -80.0500574 AVG
2008
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 40. Killarney Met Aeronau 95 CWBE forecast METAR45.9667 -81.4831643 AVG
2008
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 41. Mississauga VE3GOP 45 AS441 forecast APRSWXNET43.5617 -79.7653633 AVG
2008
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 42. Mississauga VE3PEW 78 AP556 forecast APRSWXNET43.5517 -79.6731449 AVG
2008
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 43. MOOSONEE RCS 94 CXZC forecast METAR51.3000 -80.620030 AVG
2008
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 44. Moosonee: Ont 95 CYMO forecast METAR51.2667 -80.650033 AVG
2008
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 45. Mount Forest: Ont 85 CWLS forecast METAR43.9831 -80.75001362 AVG
2008
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 46. Muskoka: Ont 95 CYQA forecast METAR44.9667 -79.3000919 AVG
2008
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 47. Nagagami: Ont 95 CWNZ forecast METAR49.7500 -84.1667850 AVG
2008
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 48. Nanticoke VE3EYR 88 AP320 forecast APRSWXNET42.9933 -80.3167824 AVG
2008
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 49. Napanee VE3GSI 82 AP316 forecast APRSWXNET44.2442 -76.9594318 AVG
2008
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 50. Newmanville VE3BSM 82 AR801 forecast APRSWXNET44.9281 -75.7578381 AVG
2008
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 51. Niagaraon-the-L VE3XO 60 AS672 forecast APRSWXNET43.2192 -79.1506322 AVG
2008
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 52. North Bay: Ont 95 CYYB forecast METAR46.3500 -79.43311175 AVG
2008
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 53. North York CW4885 68 C4885 forecast APRSWXNET43.7558 -79.4553647 AVG
2008
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 54. Oakville VE3WXR 17 AR467 forecast APRSWXNET43.4367 -79.6825309 AVG
2008
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 55. Kapuskasing: Ont 95 CYYU forecast METAR49.4167 -82.4667745 AVG
2008
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 56. Kenora: Ont 95 CYQK forecast METAR49.7831 -94.36671335 AVG
2008
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 57. Kingston: Ont 71 CYGK forecast METAR44.2167 -76.6000305 AVG
2008
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 58. Ottawa IntL Ont 95 CYOW forecast METAR45.3167 -75.6667381 AVG
2008
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 59. Ottawa VE3TEN 88 AP819 forecast APRSWXNET45.3167 -75.6667328 AVG
2008
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 60. PARRY SOUND CCG 95 CXPC forecast METAR45.3500 -80.0500577 AVG
2008
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 61. Petawawa VE3YF 71 AR943 forecast APRSWXNET45.8933 -77.2831463 AVG
2008
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 62. Petawawa: Ont 94 CYWA forecast METAR45.9500 -77.3167427 AVG
2008
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 63. Peterborough Airport 95 CYPQ forecast METAR44.2331 -78.3667627 AVG
2008
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 64. Pickle Lake Man 63 CYPL forecast METAR51.4500 -90.20001266 AVG
2008
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 65. Point Petre : Ont 95 CWQP forecast METAR43.8331 -77.1500259 AVG
2008
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 66. Port Weller: Ont 95 CWWZ forecast METAR43.2500 -79.2167259 AVG
2008
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 67. Pt Colborne Auto Repor 95 CWPC forecast METAR42.8667 -79.2500604 AVG
2008
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 68. Pukaskwa 86 CWCJ forecast METAR48.6000 -86.3000676 AVG
2008
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 69. Red Lake: Ont 71 CYRL forecast METAR51.0667 -93.80001230 AVG
2008
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 70. Sarnia Airport 95 CYZR forecast METAR43.0000 -82.3167594 AVG
2008
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 71. Sault Ste Marie: Ont 95 CYAM forecast METAR46.4831 -84.5000614 AVG
2008
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 72. Sioux Lookout: Ont 95 CYXL forecast METAR50.1167 -91.90001276 AVG
2008
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 73. St Catharines Apt 59 CYSN forecast METAR43.2000 -79.1667322 AVG
2008
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 74. Sudbury CW6803 61 C6803 forecast APRSWXNET46.6528 -81.0264984 AVG
2008
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 75. Sudbury: Ont 94 CYSB forecast METAR46.6167 -80.80001142 AVG
2008
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 76. Thunder Bay: Ont 95 CYQT forecast METAR48.3667 -89.3167653 AVG
2008
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 77. Thunder Bay 95 CZTB forecast METAR48.3667 -89.3167652 AVG
2008
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 78. Timmins: Ont 95 CYTS forecast METAR48.5667 -81.3667968 AVG
2008
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 79. Tiverton CW8209 75 C8209 forecast APRSWXNET44.3217 -81.5217768 AVG
2008
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 80. Toronto Buttonville 95 CYKZ forecast METAR43.8667 -79.3667650 AVG
2008
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 81. TORONTO CITY 95 CXTO forecast METAR43.6700 -79.4000371 AVG
2008
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 82. Toronto Is Apt Auto Re 95 CYTZ forecast METAR43.6331 -79.4000253 AVG
2008
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 83. Toronto Pearson IntL 95 CYYZ forecast METAR43.6667 -79.6331568 AVG
2008
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 84. Trenton: Ont 95 CYTR forecast METAR44.1167 -77.5331279 AVG
2008
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 85. Unionville CW8618 76 C8618 forecast APRSWXNET43.8753 -79.3128590 AVG
2008
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 86. Upsala: Ont 95 CWDV forecast METAR49.0331 -90.46671604 AVG
2008
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 87. VA3KA Carp 66 AR878 forecast APRSWXNET45.2767 -76.0931466 AVG
2008
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 88. VA3MW