Chill hours in Manjimup, Western Australia: the last 10 winters
Ten seasons of winter chill for Manjimup, Western Australia (-34.2412, 116.1456), calculated from NASA POWER hourly temperatures across 2016 to 2025. Instead of comparing winters yourself or hunting for the nearest weather station, the three standard models for fruit trees and berries are already worked out below.
How the last season compared
The 2025 season delivered 357 chill hours, 10 above the ten-season average of 347. That is a difference of 3%. It was the fourth-highest of the ten seasons recorded here. Chill portions, which discount warm spells differently, came to 75.0 against a ten-season average of 81.1.
Ten-season average, low, and high
| Model | Average | Lowest season | Highest season |
|---|---|---|---|
| 45°F Hours Hours between 0 and 7.2°C (32–45°F). | 346.9 hours | 185.0 | 552.0 |
| Utah Weighted bands; warm hours subtract from the total. | 1084.5 units | 674.0 | 1441.5 |
| Dynamic Fishman–Erez model; handles warm spells. | 81.1 portions | 65.8 | 100.2 |
45°F Hours and Utah are counted over 1 May – 31 August, the Southern Hemisphere equivalent of the UC Davis 1 November start. Dynamic is counted over 1 March – 30 September.
Season by season
| Season | 45°F Hours | Utah units | Chill portions |
|---|---|---|---|
| 2016 | 552 | 1441.5 | 100.2 |
| 2017 | 305 | 1034.0 | 77.0 |
| 2018 | 340 | 1022.5 | 78.5 |
| 2019 | 394 | 1085.5 | 78.8 |
| 2020 | 299 | 1104.5 | 83.4 |
| 2021 | 267 | 1112.5 | 82.6 |
| 2022 | 356 | 1163.0 | 84.2 |
| 2023 | 414 | 1230.0 | 85.7 |
| 2024 | 185 | 674.0 | 65.8 |
| 2025 | 357 | 977.0 | 75.0 |
Which fruit varieties suit Manjimup?
The 3 most chill-demanding varieties that still fit an average of 347 chill hours here.
| Variety | Species | Chill requirement |
|---|---|---|
| Beverly Hills | Apple | 300 hours |
| Pettingill | Apple | 300 hours |
| Santa Barbara | Peach | 300 hours |
Station data for Western Australia
NASA POWER is a grid estimate. For measured station data and local chill guidance, see Queensland DPI Chill & Thermal Time Calculator, covering around 600 Australian locations.
Other locations
No other page here sits within 500 km of Manjimup. All chill-hour locations.
Track this season in ChillCast
ChillCast tracks this season's chill for Manjimup, Western Australia on your iPhone and compares it with the ten-season average above.
Generated
This page was generated on 2026-09-06.
About this data
Values are NASA POWER regional estimates (about 0.5° grid), not orchard measurements. Check your local extension service for station data.
Source: NASA POWER hourly 2-metre air temperature (MERRA-2). NASA does not endorse ChillCast.